This quiz works best with JavaScript enabled. Home > Science > Biology > Biology – Quiz 55 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Biology Quiz 55 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What does it mean that water communities are high in biodiversity? A) That there are lots of different types of life. B) That there are lots of changes. C) That there are many different types of water. D) That there are lots of different types of bacteria. Show Answer Correct Answer: A) That there are lots of different types of life. 2. ORDER OF DOG A) PRIMATES. B) CARNIVORE. C) DIPTERA. D) SAPINDALES. Show Answer Correct Answer: B) CARNIVORE. 3. Which is not a phase of the cell cycle? A) Interphase. B) Mitosis. C) Cytokinesis. D) Duplication. Show Answer Correct Answer: D) Duplication. 4. What are the building blocks of matter in our universe? A) Atoms. B) Cells. C) Protons. D) Neutrons. Show Answer Correct Answer: A) Atoms. 5. The first step in the scientific method is ..... A) To gather additional information. B) Form a hypothesis. C) Make observations. D) Define a problem. Show Answer Correct Answer: D) Define a problem. 6. Can cause burning of the skin A) Lead. B) Particle matter. C) Sulfur dioxide. D) Nitrogen oxides. Show Answer Correct Answer: C) Sulfur dioxide. 7. The formation of a new species is called A) Natural selection. B) Struggle for existence. C) Speciation. D) Darwinism. Show Answer Correct Answer: C) Speciation. 8. What is the function of the cell nucleus found in both plant and animal cells? A) To produce energy. B) To control cell activity. C) To remove waste products. D) To allow molecules to enter the cell. Show Answer Correct Answer: B) To control cell activity. 9. Which is not true about carbohydrates? A) They contain oxygen and hydrogen in a 1:2 ratio. B) They contain carbon, oxygen, and hydrogen. C) They have hydroxyl groups. D) They have carboxyl groups. Show Answer Correct Answer: D) They have carboxyl groups. 10. The 'lub' sound produced after A) Semilunar valves close. B) Atria are fully contracted. C) Ventricles start to relax. D) Bicuspid valve and tricuspid valve suddenly close. Show Answer Correct Answer: D) Bicuspid valve and tricuspid valve suddenly close. 11. Plants get energy from the sun while animals get energy from A) Condensation. B) Eating food. C) Photosynthesis. D) Sleeping. Show Answer Correct Answer: B) Eating food. 12. The molecular sequence, or blueprint for a protein, is originally carried by which molecule? A) ATP. B) DNA. C) RRNA. D) TRNA. Show Answer Correct Answer: B) DNA. 13. Study of BIRDS. A) Ornithology. B) Entomology. C) Ethology. D) Ichthyology. Show Answer Correct Answer: A) Ornithology. 14. Many snakes that belong to the viper family are unusual in that they give birth to live young. This is usually a characteristic of which vertebrate group? A) Amphibians. B) Birds. C) Bony fish. D) Mammals. Show Answer Correct Answer: D) Mammals. 15. The biotic and abiotic factors that work together in an area A) Community. B) Ecosystem. C) Organism. D) Population. Show Answer Correct Answer: B) Ecosystem. 16. What is the correct order for gram staining A) Safranin, crystal violet, wash with ethanol, iodine. B) Iodine, crystal violet, wash with ethanol, safranin. C) Crystal violet, iodine, safranin, wash with ethanol. D) Crystal violet, iodine, wash with ethanol, safranin. Show Answer Correct Answer: D) Crystal violet, iodine, wash with ethanol, safranin. 17. The division of the cytoplasm. In animal cells a cleavage furrow appears. In plant cells, a cell plate forms. What phase is this? A) Telophase. B) Anaphase. C) Prophase. D) Cytokinesis. Show Answer Correct Answer: D) Cytokinesis. 18. The ..... represent the male gametophyte A) Stamen. B) Pollen grains. C) Pollen sac. D) Anther. Show Answer Correct Answer: B) Pollen grains. 19. What is a consumer? A) A plant that eats another plant. B) A plant that is eaten by an animal. C) An animal that eats a plant. D) A plant that eats plants and animals. Show Answer Correct Answer: C) An animal that eats a plant. 20. The end product of photosynthesis is A) Carbon dioxide. B) Oxygen. C) Glucose. D) Both b & c. Show Answer Correct Answer: D) Both b & c. ← 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