Plant Cell Questions And Answers Pdf

A cell plate forms in cytokinesis in plant cells. Which of the following best explains why the cell in Picture I looks so different from the cells in Picture II? A. plant cells contain a large vacuole that reduces the volume of the cytoplasm. Split the rest of the players into 2 teams. Question 3 is an open-response question. the tumour typically have everted edges. Apply to be an Educator. cell wall 10. The traits were also easily observed from one generation to the next. plant cells have a much more highly convoluted (folded) plasma membrane than animal cells. cell wall 4. It is now supported by detailed experimental testing. victoria123 published on December 14, 2011 241 responses 19 3. • This practice exam is provided by the College Board for AP Exam preparation. A Guard cell. 1 Describe how a testable hypothesis may need to be revised to guide a. Golgi body present in the form of units known as dictyosomes. How is the spinal cord protected in the human body? Answer. This practice test includes 40 multiple choice questions with answers and detailed explanations. What does your body convert into energy? F Water G Food H Hair J Skin 3. This is called the cell wall. 0 0 Click here for topic 2 exam questions · Cell. ESSAY QUESTIONS Answer all parts of the following questions completely. Pennsylvania Keystone Biology Item and Scoring Sampler—September 2016 3 INFORMATION ABOUT BIOLOGY ITEM AND SCORING SAMPLER FORMAT This sampler includes the test directions and scoring guidelines that appear in the Keystone Exams. All forms of life, from simple bacteria to human beings, are made up of cells. one mRNA with a DNA segment 2. Good luck!. Download PDF of NCERT Solutions for Class 8 Science Chapter 8 Cell – Structure and Functions. Multiple Choice Questions on Plant Anatomy with the wall of cork cells is. Which type of cells would have a cell wall, chloroplasts and a large central vacuole? Plant Cells. Light and Pigments(page 207) 8. Plant cells are arranged in a grid, kind of like bricks. CYTOPLASM Jelly like substance that contains organelles Pads and supports organelles inside the cell. the tumour typically have everted edges. (1 Mark) Cell is the basic structural and functional unit of life. Scientists and biologists have developed what is known as Cell Theory. 0M sugar solution at 22 degrees Celsius under standard atmospheric conditions Ψ p=0? -24. Multiple Choice (choose the best answer) 1. Chromosomes are the genetic material, which is passed on from one generation to the next. The Cell Theory Complete The 3 Basic Components of the Cell Theory were now complete: 1. – The substance constituting the cell is not simply homogenous but it consists. Below are the list of Top BIOTECHNOLOGY Questions and Answers pdf free download for Freshers & Experiencd MBBS Medical students. During photosynthesis, cells take in CO 2 and release O 2. (A, P) Centrosome‐are small organelles found just outside the nucleus in animal cells. Different questions could be inquired which scientific query can examines with an area study. By using these materials, students will become familiar with the types of items and response formats that they will see on the actual test. Using your knowledge of animal and plant cell structure and function, answer the following questions. Everyone is taught about cells back in high school. A plant cell differs from an animal cell in having certain distinctive structures - cell wall, vacuoles, plasmodesmata and plastids. Osmosis and Plant Cells (a) Plant Cells in a hypotonic (= weaker) solution – cells have lower water potential • the plant cells gain water by osmosis. Humans contain about 100 trillion (10 14) cells. QUESTIONS: 1. ANSWER KEY Biology 164 Laboratory Genetics and Chi-square (χ 2) Problem Set Use the pedigree given below in the following situations: 1. Science Bowl Questions Biology - 5 a) prophase b) anaphase c) telophase d) extophase ANSWER: B -- Anaphase 29. metastasis is usually to the regional lymph nodes e. (C) Where and when does penicillin affect bacterial cells? (D) Explain how autolysins affect the cell. Students write a sentence explaining how they use information technology. Which type of cell is this. plant viruses, such as tobacco mosaic virus, require specific receptor sites to attach to cells. 1 Which, if any, of the following statements is false? a) Most of the inherited changes in our DNA arise because of exposure to extracellular mutagens, including radiation sources and chemical mutagens. PAPER II‐ METHODS IN BIOTECHNOLOGY QUESTIONS BANK Class ‐ F. Your Community If you think about it, your local community has many parts that allow it to function properly, just like an plant cell. Biology is a one of the important and difficult subject. Animal cells have pluriopotency which means the potential ability of a cell to develop. A recombinant DNA molecule is produced by joining together 1. Plant cell shape - keep in mind that not all plant cells are box-shaped - for example, the epidermal cells of geranium leaf are shaped and arranged like pieces of a jig-saw puzzle. Biology Keystone Exam Review a student observes a small, green organelle in a plant cell. To take the quiz, print this page, fill in your answers, then compare them to the correct answer page. Q: What precautions should people take when Merit ® is applied to plants in their. If a plant cell is placed in salt solution, the central vacuole will shrink b. ExploreLearning ® is a Charlottesville, VA based company that develops online solutions to improve student learning in math and science. Fold in half from side to side with the fold at the top. Bone marrow stem cells are used to treat blood disorders and blood cancers such as leukemia. A cell has the following molecules and structures: enzymes, DNA, ribosomes, plasma membrane, and mitochondria. Science Questions and Answers - Discover the eNotes. Hope you like them and do not forget to like , social shar and comment at the end of the page. htm edible cell project. Most use a two choice system where you answer yes or no to each question to arrive at the correct group. Explain how the reactants and products of photosynthesis and respiration relate to each other. Feb 17, 2012 · Manufacturing Interview Questions "Manufacturing covers a broad spectrum of jobs, each of which differs in its requirements. (b): Most of the plant cells are totipotent but in animal cells only fertilized egg (zygote) and embryonic stem cells are totipotent. It is usually done based on some type of similarities. Choose the one alternative that best completes the statement or answers the question. microbiology. Strawberry DNA Extraction Lesson Plan This lesson plan is for the extraction of DNA from strawberries. Medical Multiple Choice Questions Cell Biology Question and Answers; Latest Skin Multiple Choice Questions and answers pdf free download free Skin Multiple. The stage that the cell is currently in is prophase. This week's lab covers the concepts of photosynthesis and cellular respiration. Plant Cell Questions And Answers foundational knowledge about plant and animal cell structure. Electron micrograph of an animal cell [3 marks]. • Every organism is composed of one of two radically different types of cells: – prokaryoticcells – eukaryoticcells which have DNA inside anucleus. This is what folks call a moving target. After trying our HESI Anatomy and Physiology practice questions you should have a very good idea of which body systems you still need to review. Event that forms two daughter cytoplasmic masses 13. Individuals 5 and 14 in the third generation come to you and ask, "What is the probability that if we have a child, the child will be albino?" The solution to this question has three parts. The answers, in any case, are found at the back of the workbook. REVIEW UNIT 2: CELLS & CELL DIVISION — SAMPLE QUESTIONS A. Now you are expected to be able to take up this quiz within the next few minutes. Aug 29, 2018 · Here are KCSES 2018 Biology Essay Questions and Answers (KCSE 2018 Prediction Questions). This quiz was compiled from questions from past IB Biology International exams. Page G Biochemistry Cell and Molecular Biology est Practice Boo. STEM Cases, Handbooks and the associated Realtime Reporting System are protected by US Patent No. As you travel through the “Children resemble their parents” animation, answer the questions that follow. The chloroplasts are present mainly in the leaf cells. ) QUESTIONS Very Short Answer Questions (1. a) the cheek cells are more irregular in shape, while the onion cells are more rectangular b) the cheek cells are more rectangular, while the onion cells were more irregular shaped. 25 Questions Show answers. questions in module 6 and module 8. • If you decide to change an answer, make sure you completely erase it and fill in the oval corresponding to your desired answer. Syllabus entries are in pink. View Solution play_arrow. ‎O Level Biology Multiple Choice Questions and Answers pdf: MCQs, Quizzes & Practice Tests. Be able to name the reactants and products of Aerobic Cellular Respiration. Such a gene is. REVIEW UNIT 2: CELLS & CELL DIVISION — SAMPLE QUESTIONS A. 2007‐2008 Unit I‐ Biophysical Chemisrty Q. PDF | Plant hormones are a group of naturally occurring, organic substances which influence physiological processes at low concentrations. Family celebrations are an important part of feeling connected, grounded, and loved. Some of the simple prokaryotic cells may have engulfed other cells which became internal structures or organelles and evolved into first eukaryotic cells. It is important that you read each question completely before you begin to write. Mark only one answer for each question. It is only visible on a microscope. - Historical background and terminology used in cell & tissue culture. The student is able to explore the entire cell from any angle as well as drill down to individual organelles of the cell for more information and a. These are the cells that have a well-defined nucleus. Introduction (page 169) 1. Answer (4) Cell-mediated immune response. Approximately three-quarters of the Earth’s surface is covered by water. The student is able to explore the entire cell from any angle as well as drill down to individual organelles of the cell for more information and a. For grade 7. net or if urgent, call me at 703-599-3643 or 703-527-3643. answer choices The concentration of water is higher in the soil than in plant root cells. Sample Multiple Choice Questions Complete the multiple choice questions to review this unit. 3-2 Levels of Organization (pdf) (Leopards)Answer Key Reading essentials c. - Basic techniques of cell and tissue culture, surface sterilization, aseptic tissue transfer, concept of totipotency. in plant cells it begins with the formation of a very rigid lipid bilayer within the divided cell. These free puzzles and word jumble games will challenge your problem solving skills on a variety of topics that feature everything from animals to chemistry, space, food, health, sport and biology, There’s also versions featuring the four seasons and a number of holiday favorites such as Christmas, Easter and Valentine’s Day. cell membrane 3. MULTIPLE CHOICE QUESTIONS 1. (Schleiden & Schwann)(1838-39) 2. Water comprises roughly 70% of the human body. Please answer the questions below. Apr 14, 2018 · Plant cells like animal cells are eukaryotic, i. An answer sheet is provided for you mark your answers to the test questions. – Secreted by the cell itself. There are four types of animal tissues: epithelial tissue, connective tissue, muscle tissue and nervous tissue. This practice test includes 40 multiple choice questions with answers and detailed explanations. Organelle Function Nucleus Controls the functions of the cell Ribosomes Make proteins Cell membrane Regulate what enters and leaves the cell Cell wall Provides protection and support for plant cells Mitochondria Creates energy for the cell by breaking down sugar Vacuoles Stores water, sugar, and other molecules for the cell Lysosome Cleans up. Unit 1 (Basic Chemistry and Water) 1. Fold a vertical sheet of paper in half from top to bottom. What is the solute potential Ψ s of a 1. Having different reactions occurring in different organelles might benefit cells by creating locally high concentrations of specific substrates, along with needed enzymes and local conditions such as pH. Plants need the hard, dead cells to remain upright – they don’t have skeletons, and each cell must support itself or receive direct support from tissues around it, in order for the plant to remain upright. (Students only complete Pages 1–11 at. a) What happens to the chromosomes in the nucleus of an ovary cell when it forms egg cells? (3) Chromosomes duplicate/double/copied And separate into four sets/ divide twice Number halved in the egg cell compared to the ovary cell b) Male cockroaches only have one sex chromosome. All forms of life, from simple bacteria to human beings, are made up of cells. –Cells are the basic units of life ‐ All living things are made of cells ‐ All cells are produced by existing cells 2. Sample Multiple Choice Questions Complete the multiple choice questions to review this unit. Question 18 Cytokinesis is part of the cell cycle and A. Questions 1 and 2 are 2011 Free-Response Form B questions which may be found at. What are the main parts of animal cells? Nucleus, cytoplasm, cell membrane, mitochondria, ribosomes 2. Plant Report Chart #1. Choose your answers to the questions and click 'Next' to see the next set of questions. Nutrition in Plants, CBSE Science Class 7 Chapter Wise Solved Q&A Chapter Wise CBSE Solved Question and Answer Based On NCERT. O level biology quiz questions and answers pdf with practice tests for online exam prep and job interview prep. It could be a cell from: a) a plant, but not an animal. Animal and Plant Cells Worksheet Questions: 1. Use the pictures below to answer question 13. cell phones and computers (p. For grade 7. The relative importance of each of these needs differs widely among plants. Each question has only one BEST answer. Plant cells 55. Teacher Resources: Lesson 6: Water Treatment Common Preconception Goal Conception Activity that Addresses this Preconception What to emphasize 6. c) an animal, but not a plant. 10 handout 2 TEACHER ANSWER KEY Page 2 A Typical Plant Cell 1. REVIEW UNIT 2: CELLS & CELL DIVISION — SAMPLE QUESTIONS A. Which parts of a cell are found in plant cells but not animal cells? Cell wall, chloroplasts, permanent vacuole 3. Cover with a cover slip Step 4. What company or place does the cell membrane resemble in a Cell City. You will need to know the basic anatomy and physiology of each of the major body systems. MULTIPLE CHOICE QUESTIONS 1. Assume your microscope is so good that you can see cell walls, the nucleus, vacuoles, and even chloroplasts in the cells. Explain how these organelles help the cell to absorb the products of digestion. Biology Quizzes Cell Structure & Function Quiz Photosynthesis Quiz The Carbon Cycle Quiz Comparing Plant and Animal Cells Quiz Cell Cycle II Quiz Ecosystems Quiz. Aim To identify parenchyma and sclerenchyma tissues in plants, striated muscle fibres and nerve cells in animals, from prepared (permanent) slides and to draw their labelled diagrams. Answer the following questions. this includes the major oragn sysytems, cells, and plants. The first difference is a structure known as\ഠchloroplasts, which plant cells have and animal cells do not. Cost Accounting Interview Questions and Answers will guide you here that in management accounting, cost accounting establishes budget and actual cost of operations, processes, departments or product and the analysis of variances, profitability or social use of funds. support and protect the cell 19. Answer 1 Question: The diagram represents one cell and some of its parts. Two DNA segments 2. Explain the importance of the nitrogenous bases in DNA. The answer to each question is either A, B, C or D. microbiology. ) Part 2 – 101-114 Short Answers (You will be using a separate answer sheet. PDF | Plant hormones are a group of naturally occurring, organic substances which influence physiological processes at low concentrations. Start studying 100 Questions: Cells. Choose your answers to the questions and click 'Next' to see the next set of questions. 10 seconds c. Access thousands of high-quality, free K-12 articles, and create online assignments with them for your students. dN/dt = rN where,. Groups of plant pathogens - bacteria •Extremely small organism requiring microscope to be seen •Bacteria population can increase in number in short time period •Cells clump together in masses called colonies •Obtain food from dead or decaying organic matter or living tissue www. Distinguish between exponential and logistic population growth. Describe how you feel as you see parts of living things never before seengbyhanother human. Biology Keystone Exam Review a student observes a small, green organelle in a plant cell. Why did Mendel study pea plants? What made them a good organism to study? Pea plants are easy to grow, and have distinguishable traits from one another. Each student receives the booklet, Natural Environment (Natural Resources on Earth 2). Give your answer in um. D) Plant cells lack cell membrane done clear. 5/!Qmbou!boe!Bojnbm!DfmmtStudents observe plant and animal cells in the microscope, measure their size, and identify cell parts. (Also known as a dichotomous key. Single DNA loop (not in chromosomes). Please answer the questions below. Label the diagram of Plant cell. Directions: Use the following diagram to answer the questions on this page. Cell Structure & Function Worksheet Label and show the locations of the following organelles on the diagram of a plant cell below: Cell wall, Plasma (cell) membrane, cytoplasm, mitochondria, chloroplast, nucleus, vacuole, endoplasmic reticulum, ribosomes, nuclear membrane, nucleolus, golgi apparatus. Plant cells that are specialized for cell division are most likely found in what part of a plant? A root tips B leaf epidermis C stem epidermis D vascular tissue. being the founder of modern-day pathology B. Most plant tissues are dead, since dead cells can provide mechanical strength as easily as live ones and therefore need less maintenance. Answer the following questions. Mitosis, on the other hand, is the part of eukaryotic cell division in which the cell nucleus divides. Free Question Bank for 9th Class Science The Fundamental Unit of Life 9th CBSE Science The Fundamental Unit of Life question_answer72) A plant cell is placed in a. We need a microscope to observe cells. Countries that use a similar system can also benefit from this content since Biology remains the same universally. You are advised to spend the 10-minute reading period planning your answers. CYTOPLASM Jelly like substance that contains organelles Pads and supports organelles inside the cell. Plant cell walls are designed for the process of photosynthesis. Assume your microscope is so good that you can see cell walls, the nucleus, vacuoles, and even chloroplasts in the cells. Consider a plant that has managed to achieve pull, flow, with a supermarket after the cell, a truck preparation area, kanban, and so on. Cell Structure Short Past Exam Questions. file 00114 Question 11 What is the difference between materials classified as conductors versus those classified as insulators, in the electrical sense of. Plant Traveling Lab. ♦ Keys (Used for identification of plant and animals on the basis of similarities and dissimilarities. Plant & Animal Tissues Chapter Exam Instructions. A cell would increase in mass if it was placed in a solution containing a higher water concentration (hypotonic), as water molecules would enter the cell. Each test consists of 12 questions, each with five possible answers, only one of which is correct (or optimum). CO 2 goes in the opposite direction, from the capillaries to the air. The Virtual Cell Biology Classroom provides a wide range of free educational resources including Power Point Lectures, Study Guides, Review Questions and Practice Test Questions. Syllabus for Class 11 2017-18. Get all questions and answers of Plant And Animal Tissues of ICSE Class 7 Biology on TopperLearning. Honors Biology Final Exam Review Questions Mr. Golgi body present in the form of units known as dictyosomes. The question styles. Plastids present. Now you are expected to be able to take up this quiz within the next few minutes. The onion cell which is a typical plant cell, has a distinct cell wall as its outer boundary and just within it is the cell membrane. Plant Cells – Potato Cells Plastids are organelles in plant cells that produce and store food or energy. Refer to the diagram of plant tissue shown to answer Questions 8 and 9. Answer true or false: a. Fold in half from side to side with the fold at the top. 10 seconds c. Enhance your knowledge or learn something completely new by answering cell quiz questions. All cells are surrounded by a cell membrane that is flexible and interacts with the environment. This is what folks call a moving target. When the F1 progeny are. 14 GED Science Curriculum SCIENCE Unit 4. What are the overall reactions for photosynthesis? 3. We created this Test Bank to provide a variety of exam questions for instructors using the Fourth Edition of Principles of Human Physiology, by Cindy L. Good luck!. Determine the size of one cell microns. All Cell - Structure and Functions Exercise Questions with Solutions to help you to revise complete Syllabus and Score More marks. AQA Knowledge test ANSWERS Unit 2 Biology B2. Photosynthesis uses the energy of sunlight to convert water and carbon dioxide into oxygen and high-energy. For answering any five short Answer Questions use five Blank pages attached at the end of this Question Booklet. • – Asks quality questions • – Uses technology • – Uses safety techniques • – Recognizes the importance of explaining data with precision and accuracy LAB REPORT MICROSCOPE Comparing plant/animal cells Comparing plant/animal cells Creating a cell model Goggles, apron, SAFETY CONTRACT** LAB REPORT. They will hopefully inform a larger debate on what the system that produces food globally should look like. The similarities between plant and animal cells are that they are both eukaryotic cells (cells that. What is one thing that plant and animal cells have in common? A. Feb 17, 2012 · Manufacturing Interview Questions "Manufacturing covers a broad spectrum of jobs, each of which differs in its requirements. The presence of cholesterol in the plasma membranes of some animals. Other quizzes cover topics on the scientific method, microbes, plants, invertebrates, vertebrates, and animal systems. Plant and Animal Cell - a sheet to print with side by side labeled cells Plant and Animal Cells - This real-time 3D model allows the user to inspect the structures of both plant and animal cells. pdf Living_or_Not_doc. The practice test begins on page 9. The processes of photosynthesis and respiration take in and release the gasses CO 2 and O 2. The diagram below shows the various stages of the cell cycle in onion root tip cells. Cell Division MCQ (Multiple Choice Questions and Answers) Q1. Michael Anson: Fourth Edition Changed title to “3600 + Review Questions for Anatomy and Physiology: Volume 1” Changed the original numbers to “unique ID” codes (UIDs). Those players will have one chance to answer the question. 3 Organisms show Variety in Cell Number, Shape and Size 8. Be able to name the reactants and products of Aerobic Cellular Respiration. Mitochondria and other organelles are made. Organelle Function of organelle in the cell Name a part of your school that. The answers, in any case, are found at the back of the workbook. The bands can be cut apart, and placed in alcohol to elute the pigment in an. The desire to maintain a safe laboratory environment for all begins with _____? a. 100 Science Trivia Questions and Answers These science trivia questions and answers range from easy to hard, at the end of each of the questions comes the answer. The question styles. 0M sugar solution at 22 degrees Celsius under standard atmospheric conditions Ψ p=0? -24. Biology Multiple Choice Questions and Answers for Different Competitive Exams mcq on cell organelles MCQ on Cytology - Cell and Cell organelles ~ MCQ Biology - Learning Biology through MCQs. Here we have provided NCERT Exemplar Problems Solutions along with NCERT Exemplar Problems Class 11. Jun 12, 2014 · Plant and Animal Cells - This real-time 3D model allows the user to inspect the structures of both plant and animal cells. diagram alone suffice. Select the answer that is best in each case. Challenge your knowledge of these topics by taking our fun biology quiz. Organ In a plant or animal, a specialized structure that performs a particular function, such as the heart. Improve your science knowledge with free questions in "Identify functions of plant cell parts" and thousands of other science skills. Q: What precautions should people take when Merit ® is applied to plants in their. his idea that all cells come from pre-existing cells C. 2 The Cell 8. Cell – Structure and Function BIOLOGY Notes (a) Structure – Outermost non-living, layer present in all plant cells. Organelle Description Function Animal, Plant or Both CELL WALL Rigid, tough, made of cellulose Protects and supports the cell Plant. com This site does not support the use of animals for. Then fill in the circle on your answer D A power plant. Plant cells are arranged in a grid, kind of like bricks. you compare the types of plant cells and tissues. Draw a labelled diagram of cell. The chloroplasts are present mainly in the leaf cells. 0 0 Click here for topic 2 exam questions · Cell. The cells have different functions. Eukaryotes have a nucleus. The first difference is a structure known as\ഠchloroplasts, which plant cells have and animal cells do not. Every cell is like a little factory, churning out life! Tim and Moby talk about the responsibilities of the nucleus, and good ol' lysosomes and ribosomes. Keystone Biology Sample Exam. The mysteries of plant cell walls are being. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Organelle Function of organelle in the cell Name a part of your school that. When B cells are activated they divide to form a large number of antibody-secreting cells. Science Trivia for Kids! Have fun with our science trivia and science quizzes for kids! Our Science Trivia, Science Jokes and Science Experiments for Kids will make science FUN!. ribosomes E. ) ♦ Manuals (Provide information for identification of name of species in an area. (C) Where and when does penicillin affect bacterial cells? (D) Explain how autolysins affect the cell. Assume your microscope is so good that you can see cell walls, the nucleus, vacuoles, and even chloroplasts in the cells. General Plant Safety – Be familiar with all aspects of general plant safety; includes knowledge of proper tool use and personal protection equipment a) Be prepared to answer questions about proper tool selection and use (e. Oct 24, 2019 · Welcome to the topic of plant and animal cell organelles. cell membrane C. 11th Chemistry Important Questions. The team of the player whose answer was worth the most points gets to start the round. The relative importance of each of these needs differs widely among plants. Read these Biology quiz questions for Competitive Exam, Bank Exam, Entrance Exam, Career Test. - Re-visit that question while studying another module - can you still answer that question?. Cost Accounting Interview Questions and Answers will guide you here that in management accounting, cost accounting establishes budget and actual cost of operations, processes, departments or product and the analysis of variances, profitability or social use of funds. The cell membrane is a double layer made up of phospholipids. REVIEW UNIT 2: CELLS & CELL DIVISION — SAMPLE QUESTIONS A. Chapter 11 - Genetics & Meiosis Review Questions (w/ Answers) Modified True/False. • Exams may not be posted on school or personal websites, nor electronically redistributed. The presence of cholesterol in the plasma membranes of some animals. Inside each cell is a dense membrane bound structure. Access thousands of high-quality, free K-12 articles, and create online assignments with them for your students. Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. Period when interphase ends in the parent cell 12. support and protect the cell 19. Fitness and ‘reductive evolution’ Adam, Eve and Noah vs Modern Genetics; Argument: Common design points to common ancestry (from Refuting Evolution 2). plant cell 8. Nucleus iii) site of photosynthesis D. 3 billion years ago. If you want to change an answer, be sure to erase your first mark completely. Beauty in nature: cross section of a plant sapling; microscopic plant cells - natural colour surface pattern inspiration for design microscopic image of the cross section of a sapling. Ⓒ The HIV virus needs a host cell in order to reproduce or replicate. Biology Multiple Choice Questions and Answers for Different Competitive Exams.