This quiz works best with JavaScript enabled. Home > Agriculture > Plant Biology > Studies > Plant Biology – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 5 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The spines of a cactus are ..... A) Specialized Leaves. B) Flowers. C) Stems. D) Fruit. Show Answer Correct Answer: A) Specialized Leaves. 2. Moss leaves are only a single cell layer thick, they have no roots so they absorb water through ..... A) Photosynthesis. B) Diffusion. C) Osmosis. D) Transpiration. Show Answer Correct Answer: C) Osmosis. 3. In translocation, what directly causes a high hydrostatic pressure at the source? A) Sucrose enters the phloem by active transport. B) Sucrose leaves the roots by active transport. C) Water enters the phloem by osmosis. D) Water enters the roots by osmosis. Show Answer Correct Answer: C) Water enters the phloem by osmosis. 4. What is gametophyte? A) The stage that produces sperm cells and egg cells. B) The stage that produces spores. C) The stage that produces rhizomes. D) None of above. Show Answer Correct Answer: A) The stage that produces sperm cells and egg cells. 5. A fruit is the mature version of the A) Carpel. B) Pistil. C) Anther. D) Ovary. Show Answer Correct Answer: D) Ovary. 6. Male reproductive parts of a plant ..... A) Petals and ovary. B) Ovary and ovule. C) Anther and filament. D) Stigma and style. Show Answer Correct Answer: C) Anther and filament. 7. Seed bearing vascular plants that produce flowers and fruits are called? * A) Angiosperms. B) Gymnosperms. C) Bryophytes. D) None of above. Show Answer Correct Answer: A) Angiosperms. 8. THE PLANT WHICH WHICH TRAPS AND FEEDS ON INSECTS A) CASCUTTA. B) CHINA ROSE. C) PITCHER PLANT. D) ROSE. Show Answer Correct Answer: C) PITCHER PLANT. 9. Which of the following is NOT a true statement about ATP? A) ATP provides energy for mechanical functions of cells. B) ATP consists of ribose, adenine, and phosphate. C) Used ATP is discared by the cell as waste. D) ADP forms when ATP released energy. Show Answer Correct Answer: C) Used ATP is discared by the cell as waste. 10. A meristematic layer of cork cells that replace the epidermis that protect and support the stem * A) Xylem. B) Cork cambien. C) Vascular cambien. D) Phloem. Show Answer Correct Answer: B) Cork cambien. 11. The mature plant ovary is also referred to as a A) Flower. B) Pollen. C) Fruit. D) Seed. Show Answer Correct Answer: C) Fruit. 12. Tissue in plants that conducts sugars and other metabolic products from the leaves to the rest of the plant. A) Xylem. B) Phloem. C) Vascular cambium. D) Cork cambium. Show Answer Correct Answer: B) Phloem. 13. Which of the following is NOT part of the female structure of a flower? A) Style. B) Filament. C) Ovary. D) Stigma. Show Answer Correct Answer: B) Filament. 14. Which tissue system consists of xylem and phloem? A) Ground. B) Vascular. C) Fundamental. D) Dermal. Show Answer Correct Answer: B) Vascular. 15. Which of the following affects the rate of photosynthesis? A) Water. B) Temperature. C) Light intensity. D) All of the above. Show Answer Correct Answer: D) All of the above. 16. Water is absorbed by the plant through the roots, and transpiration takes place as the water exits the ..... A) Leaves. B) Roots. C) Stem. D) None of above. Show Answer Correct Answer: A) Leaves. 17. How does abscisic acid impact the function of guard cells? A) It activates the opening of stomata when soil water is insufficient to keep up with transpiration. B) It initiates the openeing of stomata when relative humidity is high and wind sppeds are low. C) It stimulates the closing of the stomata when soil water is readily available but emperatures are high. D) It triggers the closing of the stomata when soil water is insufficient to keep up with transpiration. Show Answer Correct Answer: D) It triggers the closing of the stomata when soil water is insufficient to keep up with transpiration. 18. Gymnosperms produce seeds usually in A) Fruit. B) Flowers. C) Spores. D) Cones. Show Answer Correct Answer: D) Cones. 19. Which of the following specifically brings glucose (sugar) and nutrients to the roots? A) Phloem. B) Roots. C) Xylem. D) Petiole. Show Answer Correct Answer: A) Phloem. 20. Leaves are composed of vascular tissue that brings water in so that ground tissue can conduct photosynthesis. Based on this information, what level of organization describes leaves? A) Organism. B) Organ. C) Tissue. D) Organ system. Show Answer Correct Answer: B) Organ. 21. How many cotyledons does a moncot have? A) None. B) One. C) Two. D) Depends on the season. Show Answer Correct Answer: B) One. 22. The plant grows towards the sunlight, this is known as ..... A) Phototropism. B) Geotropism. C) Thermotropism. D) None of above. Show Answer Correct Answer: A) Phototropism. 23. What does a seedling need energy for? A) Movement. B) Photosynthesis. C) Reproduction. D) Growth. Show Answer Correct Answer: D) Growth. 24. What is a flowering plant? A) It is a plant that grows on land. B) It is a plant that grows in water. C) It is a plant that does not produce flowers. D) It is a plant that produces flowers. Show Answer Correct Answer: D) It is a plant that produces flowers. 25. What is the main difference between aerobic and anaerobic respiration? A) Aerobic uses oxygen and produces a total of 2 ATP, anaerobic does not require oxygen and produces 38 ATP molecules. B) Aerobic respiration uses the process of glycolysis, while anaerobic does not. C) Aerobic uses oxygen and produces 38 ATP molecules, while anaerobic does not require oxygen and produces 2 ATP molecules. D) Anaerobic respiration uses the process of glycolysis, while aerobic does not. Show Answer Correct Answer: C) Aerobic uses oxygen and produces 38 ATP molecules, while anaerobic does not require oxygen and produces 2 ATP molecules. 26. What is the formula for photosynthesis? A) Oxygen + carbon dioxide + water = sunlight + sugar. B) Glucose + oxygen = carbon dioxide + water + sunlight. C) Sunlight + CO2 = H2O + C6H12O6 + O2. D) CO2 + H2O + sunlight = C6H12O6 + 6O2. Show Answer Correct Answer: D) CO2 + H2O + sunlight = C6H12O6 + 6O2. 27. Saccharum barberi is grown in A) North india. B) South india. C) West india. D) None of the above. Show Answer Correct Answer: A) North india. 28. For what function are needle-like leaves of gymnosperms well adapted? A) Saving water. B) Saving oxygen. C) Saving sugar. D) Removing wastes. Show Answer Correct Answer: A) Saving water. 29. Which of the following are involved in starting flowering? I. the length of continuous darknessII. the length of continuous lightIII. activation of specific genes A) I and II only. B) I and III only. C) II and III only. D) I, II and III. Show Answer Correct Answer: B) I and III only. 30. Plant cell walls are made of A) Petidoglycan. B) Pollen. C) Cellulose. D) Chitin. Show Answer Correct Answer: C) Cellulose. ← PreviousNext →Related QuizzesPlant Biology QuizzesAgriculture QuizzesPlant Biology Quiz 1Plant Biology Quiz 2Plant Biology Quiz 3Plant Biology Quiz 4Plant Biology Quiz 6Plant Biology Quiz 7Plant Biology Quiz 8Plant Biology Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books