This quiz works best with JavaScript enabled. Home > Science > Biology > Biology – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biology Quiz 31 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A virus consists of: A) RNA or DNA and a cell membrane. B) RNA or DNA and a protein coat. C) RNA and DNA and a protein coat. D) Proteins, cell membrane, and RNA. Show Answer Correct Answer: B) RNA or DNA and a protein coat. 2. What do Photosynthesis and Chemosynthesis make A) Sunlight. B) Proteins. C) Glucose. D) Methane. Show Answer Correct Answer: C) Glucose. 3. Which is the branch of biology that deals with microorganisms? A) Mircoboilogy. B) Genatics. C) Botany. D) Biology. Show Answer Correct Answer: A) Mircoboilogy. 4. Which of the following explains why plant shoots bend towards unidirectional light? A) More auxin diffuses to the shaded side to increase cell elongation. B) More auxin diffuses to the unshaded side to increase cell elongation. C) More auxin diffuses to the shaded side to decrease cell elongation. D) More auxin diffuses to the unshaded side to decrease cell elongation. Show Answer Correct Answer: A) More auxin diffuses to the shaded side to increase cell elongation. 5. Chloroplasts in plant cells allow the plant to perform a function that animal cells cannot do. What is the main function of the chloroplasts found in plant cells? A) To absorb light energy and manufacture food. B) To remove waste materials by active transport. C) To manufacture chemical energy from food. D) To control the shape of the cell. Show Answer Correct Answer: A) To absorb light energy and manufacture food. 6. A type of behavior where animals will go in a state of dormancy during very hot and dry conditions. A) Estivation. B) Hibernation. C) Sleeping. D) Migration. Show Answer Correct Answer: A) Estivation. 7. Bella is a girl with blood group AB. She can donate blood to ..... A) Jasmine with blood group A. B) Danial with blood group O. C) Rita with blood group B. D) James with blood group AB. Show Answer Correct Answer: D) James with blood group AB. 8. The inheritance of short wings in Drosophila fruit flies is an x-linked, recessive trait. Which would most likely result if a short-winged female mates with a long-winged male? A) All offspring will be short-winged. B) All females will be long-winged, and all males will be short-winged. C) All females will be short-winged, and all males will be long-winged. D) Half of the males and females will be short-winged, and half will be long-winged. Show Answer Correct Answer: B) All females will be long-winged, and all males will be short-winged. 9. Paleobotany study A) Fossils. B) All arctic animals. C) Birds. D) Animals. Show Answer Correct Answer: A) Fossils. 10. The most basic unit of a living organism is ..... A) A box. B) A cell. C) A cellular component. D) A battery. Show Answer Correct Answer: B) A cell. 11. The ..... is all of the material inside of a cell. A) Cytoplasm. B) Cell membrane. C) Nucleus. D) Cell wall. Show Answer Correct Answer: A) Cytoplasm. 12. Never use this when on high power. A) Fine adjustment. B) Diaphragm. C) Coarse adjustment. D) Stage clips. Show Answer Correct Answer: C) Coarse adjustment. 13. Which of the following is NOT an example of a consumer? A) Producer. B) Herbivore. C) Carnivore. D) Omnivore. Show Answer Correct Answer: A) Producer. 14. What is the function of autotrophs in the carbon cycle? A) To use oxygen to produce glucose. B) To take in excess water. C) To use carbon dioxide to produce glucose. D) To feed on herbivores. Show Answer Correct Answer: C) To use carbon dioxide to produce glucose. 15. Which of the following contain unicellular organization? A) Frog. B) Euglena. C) Mustard Plant. D) Human. Show Answer Correct Answer: B) Euglena. 16. Why is caffeine effective in blocking lethargy? A) It steals the spot of Melatonin. B) It is the anti-melatonin. C) It overwhelms your brain with dopamine and oxytocin. D) None of above. Show Answer Correct Answer: A) It steals the spot of Melatonin. 17. In what phase of the cell cycle does DNA replication take place? A) G1. B) S. C) G2. D) M. Show Answer Correct Answer: B) S. 18. Which of the following is a structure found in plant cell only? A) Chlorophyll. B) Golgi bodies. C) Protoplasm. D) Nucleus. Show Answer Correct Answer: A) Chlorophyll. 19. Why are ice cores useful to scientists? A) They are used to measure the Earth's current temperature. B) They allow for scientists to measure the amount of radiation is being received by the Earth. C) They can be used to measure to the rising ocean levels over certain periods of time. D) They allow for scientists to see changes in temperature and the amount of C02 in the atmosphere at the time the ice was formed. Show Answer Correct Answer: D) They allow for scientists to see changes in temperature and the amount of C02 in the atmosphere at the time the ice was formed. 20. These two kingdoms contain multicellular heterotrophs. A) Fungus and plant. B) Plant and animal. C) Fungus and plant. D) Fungus and animals. Show Answer Correct Answer: D) Fungus and animals. ← PreviousNext →Related QuizzesScience QuizzesBiology Quiz 1Biology Quiz 2Biology Quiz 3Biology Quiz 4Biology Quiz 5Biology Quiz 6Biology Quiz 7Biology Quiz 8Biology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books