This quiz works best with JavaScript enabled. Home > General Knowledge > Science > Biology > Biology – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biology Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which part of the aphid will reach into which structure in the plant? A) Tail piect; pith. B) Stylet; phloem. C) Stylet; xylem. D) Tail piece; phloem. Show Answer Correct Answer: B) Stylet; phloem. 2. What happens during the formation of Okazaki fragments? A) DNA polymerase III adds nucleotides in the 5' $\rightarrow$ 3' direction. B) DNA polymerase I adds nucleotides in the 5' $\rightarrow$ 3' direction. C) RNA polymerase adds nucleotides in the 3' $\rightarrow$ 5' direction. D) DNA polymerase III adds nucleotides in the 3' $\rightarrow$ 5' direction. Show Answer Correct Answer: A) DNA polymerase III adds nucleotides in the 5' $\rightarrow$ 3' direction. 3. What are the basic building blocks of life? A) Cells. B) Atoms. C) Tissues. D) Organs. Show Answer Correct Answer: A) Cells. 4. What are the subunits of DNA and their function? A) Nucleotides that store information. B) Monosaccharides that provide quick energy for the cell. C) Lipids that store energy and provide insulation. D) Proteins that provide the building blocks for the structural components of organisms. Show Answer Correct Answer: A) Nucleotides that store information. 5. ..... is the uncontrolled growth of cells, often resulting in a tumor or mass of abnormal cells A) Cancer. B) Apoptosis. C) Radiation. D) None of above. Show Answer Correct Answer: A) Cancer. 6. A molecule is formed when two or more ..... chemically join together. A) Atoms. B) Mixtures. C) Compounds. D) Solutions. Show Answer Correct Answer: A) Atoms. 7. Where are haploid sex cells produced in a plant? A) Ovule and filament. B) Ovary and filament. C) Ovule and anther. D) Ovary and anther. Show Answer Correct Answer: D) Ovary and anther. 8. Emission of light in aquatic animals A) Cold receptors. B) Thermal radiation. C) Hot light. D) Bioluminescence. Show Answer Correct Answer: D) Bioluminescence. 9. What makes the endoplasmic reticulum rough? A) Chromosomes. B) Ribosomes. C) Vessicles. D) Vacuoles. Show Answer Correct Answer: B) Ribosomes. 10. How does DNA code for proteins in a cell? A) By creating a new double helix structure. B) By using its phosphate and sugar molecules. C) By adding more hydrogen bonds to its structure. D) By arranging certain nitrogen bases of the cell in a particular order. Show Answer Correct Answer: D) By arranging certain nitrogen bases of the cell in a particular order. 11. Limbless amphibian A) Bufo. B) Salamander. C) Ichthyophis. D) Rana tigris. Show Answer Correct Answer: C) Ichthyophis. 12. The raccoon has hands and feet. Why would the raccoon need this adaptation? A) To fight other raccoons. B) To help them find and pick up food. C) To easily climb in trees. D) To help them pick fruit. Show Answer Correct Answer: B) To help them find and pick up food. 13. Living things are based on a universal geneticcode. What molecule is responsible for that code? A) Protein. B) RNA. C) DNA. D) Lipid. Show Answer Correct Answer: C) DNA. 14. Which sequence of DNA bases would pair with this partial strandATG TGA CAG A) CAT TCA CTG. B) ATG TGA CAG. C) GTA AGT GAC. D) TAC ACT GTC. Show Answer Correct Answer: D) TAC ACT GTC. 15. What organelle stores waste and water in both plant and animal cells? A) Vacuoles. B) Endoplasmic Reticulum. C) Golgi Complex. D) Lysosomes. Show Answer Correct Answer: A) Vacuoles. 16. Only 10 percent of the energy stored in an organism can be passed on to the next feeding/trophic level. Of the remaining energy, some is used for the organism's ....., and the rest is eliminated as heat. A) Body fat. B) Body tissue. C) Reproduction. D) Life processes. Show Answer Correct Answer: D) Life processes. 17. If plants are exposed to sunlight, then they will grow taller. What part of the scientific method is this an example of? A) Question. B) Hypothesis. C) Results. D) Procedure. Show Answer Correct Answer: B) Hypothesis. 18. All living things do which of the following? A) Chemosynthesis. B) Respiration. C) Photosynthesis. D) All of the answers. Show Answer Correct Answer: B) Respiration. 19. Why is the Cell Cycle often represented as a circle? A) Because it is easy to draw. B) Because cell cycles has a distinct beginning and end point. C) To highlight the checkpoints. D) To show that it repeats over and over. Show Answer Correct Answer: D) To show that it repeats over and over. 20. Some lizards detach their tails when threatened by a predator.Which characteristic is shown? A) Reproduction. B) Sensitivity. C) Excretion. D) Growth. Show Answer Correct Answer: B) Sensitivity. 21. The job of the heart is to ..... A) Pump blood around the body. B) Send food to the small intestines. C) Break down food. D) Give energy to the body. Show Answer Correct Answer: A) Pump blood around the body. 22. Which organelle is DNA usually found in? A) Ribosome. B) Vacuole. C) Nucleus. D) Cell membrane. Show Answer Correct Answer: C) Nucleus. 23. What type of cells may never undergo mitosis and make new cells? A) Blood cells. B) Nerve cells. C) Stomach cells. D) Skin cells. Show Answer Correct Answer: B) Nerve cells. 24. Green plants produce their own food through the process of photosynthesis. A) All living things use energy. B) All living things contain cells. C) All living things maintain homeostasis. D) All living things grow. Show Answer Correct Answer: A) All living things use energy. 25. What can be passed from one person to another during blood transfusion? A) HIV. B) Scurvy. C) Chronic obstructive pulmonary disease (COPD). D) Cholera B. Show Answer Correct Answer: A) HIV. 26. The correct way to write the scientific name for a red maple tree is ..... A) Acer rubrum. B) Acer rubrum. C) Red maple. D) ACER RUBRUM. Show Answer Correct Answer: A) Acer rubrum. 27. Which of the following statements about viruses is true? A) They do not contain genetic material. B) They contain ribosomes. C) They need a host cell to reproduce. D) They have a cell membrane. Show Answer Correct Answer: C) They need a host cell to reproduce. 28. What does this definition refer to:'A diet that contains the right quantity of food so that you only eat what you expend'. A) Nutrition. B) Energy Use. C) A Balanced Diet. D) Protein. Show Answer Correct Answer: C) A Balanced Diet. 29. The use of natural resources at a level that results in the unwanted depletion or destruction of the resource A) Carrying capacity. B) Resilience. C) Overexploitation. D) Limiting factors. Show Answer Correct Answer: C) Overexploitation. 30. Treatment for anorexia is generally done using ..... A) A team approach, which includes doctors, mental health professionals and dietitians, all with experience in eating disorders. B) A team approach, which includes mental health professionals and dietitians, all with experience in eating disorders. C) An approach using only a single doctor, for privacy, with experience in eating disorders. D) An approach, including heavy medication and dietitians. Show Answer Correct Answer: A) A team approach, which includes doctors, mental health professionals and dietitians, all with experience in eating disorders. 31. This kingdom contains multicellular autotrophs. A) Animal. B) Plant. C) Fungus. D) Protist. Show Answer Correct Answer: B) Plant. 32. Organs and tissues that perform the same function is called .....? A) Cells. B) Organ system. C) Tissues. D) Organs. Show Answer Correct Answer: B) Organ system. 33. Ornithology is the study of A) Arctic animals. B) Whales. C) Mammals. D) Birds. Show Answer Correct Answer: D) Birds. 34. Why do viruses need a host cell? A) Because they aren't living. B) Because they need to reproduce. C) Because they can't live without a host cell. D) None of above. Show Answer Correct Answer: B) Because they need to reproduce. 35. What do bases produce? A) Water (H2O). B) Hydrogen fluoride (HF). C) Hydrochloric acid (HCI). D) Hydroxide (OH-). Show Answer Correct Answer: D) Hydroxide (OH-). 36. Identify which of these is NOT a major difference between plant and animal cells. A) Only plant cells have a cell wall. B) Only animal cells have mitochondria. C) Animal cells do NOT contain chloroplasts. D) Plant cells have a large central vacuole. Show Answer Correct Answer: B) Only animal cells have mitochondria. 37. The emulsification of fats during digestion is made by A) Gastric juice. B) Salivary juice. C) Pancreatic juice. D) Bile juice. Show Answer Correct Answer: D) Bile juice. 38. An organelle in a cell that receives proteins and other newly formed materials from the endoplasmic retiulum packages them and distributes them to other parts of the cell A) Ribosome. B) Chloroplast. C) Golgi apparatus. D) Vacuole. Show Answer Correct Answer: C) Golgi apparatus. 39. There are five categories of vertebrates. Which one is not a vertebrate? A) Arthropods. B) Birds. C) Mammals. D) Reptiles. Show Answer Correct Answer: A) Arthropods. 40. What is a-COOH group called? A) Amine group. B) Methyl. C) Hydroxyl. D) Carboxyl. Show Answer Correct Answer: D) Carboxyl. 41. What are the three components of a nucleotide? A) Sugar, phosphate, protein. B) Sugar, oxygen, nitrogen base. C) Sugar, phosphate, nitrogen base. D) Sugar, hydrogen, nitrogen base. Show Answer Correct Answer: C) Sugar, phosphate, nitrogen base. 42. What do you call the second organism in a food chain? A) Consumer. B) Prey. C) Predator. D) Producer. Show Answer Correct Answer: A) Consumer. 43. Which level of classification is the most specific? A) Genus. B) Kingdom. C) Domain. D) Species. Show Answer Correct Answer: D) Species. 44. What limits the length of a food chain in an ecosystem? A) Natural selection. B) The size of the individual organisms. C) The loss of energy between trophic levels. D) Competition between organisms. Show Answer Correct Answer: C) The loss of energy between trophic levels. 45. What is the basis for all variation among organisms? A) Genetic Drift. B) Mutation. C) Inbreeding. D) Migration. Show Answer Correct Answer: B) Mutation. 46. The leaves of Cacti are modified into spines to A) Conserve water. B) Trap insects. C) Provide support. D) None of above. Show Answer Correct Answer: A) Conserve water. 47. Study of ANIMAL BEHAVIOUR. A) Ornithology. B) Ethology. C) Icthyology. D) Entomology. Show Answer Correct Answer: B) Ethology. 48. Photosynthesis is to chloroplasts as cellular respiration is to ..... A) Ribosomes. B) Nuclei. C) Golgi. D) Mitochondria. Show Answer Correct Answer: D) Mitochondria. 49. Before mitosis begins, which happens before the nucleus starts dividing? A) The DNA replicates. B) The cytoplasm separates. C) The sister chromatids separate. D) The homolgous chromosomes cross over. Show Answer Correct Answer: A) The DNA replicates. 50. What is the cell wall in gram positive bacteria made from? A) Cytoskeleton. B) Glucogon. C) Peptidoglycan. D) Cellulose. Show Answer Correct Answer: C) Peptidoglycan. 51. It provides the cell with energy A) Mitochondria. B) Nucleus. C) Vacuole. D) Vesicle. Show Answer Correct Answer: A) Mitochondria. 52. Where is the Tertiary Consumer on the pyramid? A) Bottom. B) Top. C) Bottom middle. D) Top Middle. Show Answer Correct Answer: B) Top. 53. Adipose tissue secretes A) Leptin. B) Iodine. C) Glycogen. D) Insulin. Show Answer Correct Answer: A) Leptin. 54. All of the chemical reactions that occur within the cell(s) of an organism A) Transport. B) Photosynthesis. C) Metabolism. D) Biochemistry. Show Answer Correct Answer: C) Metabolism. 55. Combines with other pollutants to form acid rain A) Nitrogen oxides & ground-level ozone. B) Sulfur dioxide & ground-level ozone. C) Particulate matter & lead. D) Nitrogen oxides & sulfur dioxide. Show Answer Correct Answer: D) Nitrogen oxides & sulfur dioxide. 56. Two daughter nuclei begin to form. What phase is this? A) Metaphase. B) Anaphase. C) Telophase. D) Prophase. Show Answer Correct Answer: C) Telophase. 57. What is the function of the Palisade cell A) Get a lot of light. B) To make energy. C) Manufacture chloroplasts. D) Carry out photosynthesis. Show Answer Correct Answer: D) Carry out photosynthesis. 58. How are lipids used in biological processes? A) Energy Storage. B) Buoyancy. C) Repel water. D) All of the above. Show Answer Correct Answer: D) All of the above. 59. The giant Redwood tree( Sequoia sempervirens) is a / an A) Giant fern. B) Angiosperm. C) Bryophyte. D) Gymnosperm. Show Answer Correct Answer: D) Gymnosperm. 60. Which item measures more precisely? A) Test tube. B) Beaker. C) Graduated cylinder. D) None of above. Show Answer Correct Answer: C) Graduated cylinder. ← PreviousNext →Related QuizzesScience QuizzesGeneral Knowledge QuizzesBiology Quiz 1Biology Quiz 2Biology Quiz 3Biology Quiz 5Biology Quiz 6Biology Quiz 7Biology Quiz 8Biology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books