This quiz works best with JavaScript enabled. Home > Plant Biology > Plant Biology – Quiz 31 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 31 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is true of the ribosomes in plant cells? A) Plant cells only contain 70S ribosomes. B) Plant cells only contain 80S ribosomes. C) Plant cells use 70S ribosomes but their mitochondria and chloroplasts contain 80S ribosomes. D) Plant cells use 80S ribosomes but their mitochondria and chloroplasts contain 70S ribosomes. Show Answer Correct Answer: D) Plant cells use 80S ribosomes but their mitochondria and chloroplasts contain 70S ribosomes. 2. Plant root tips have a layer of cells that function together to grow rapidly to allow the plant to increase the plant's ability to reach water and stabilize in the ground. Based on this information, what level of organization describes the plant root tips? A) Tissue. B) Organ. C) Organ system. D) Organism. Show Answer Correct Answer: A) Tissue. 3. Grafting is A) A type of sexual propagation. B) A type of hybridization. C) A method by which two plants are propagated. D) A method of joining two parts of two different plants. Show Answer Correct Answer: D) A method of joining two parts of two different plants. 4. Which is a result of double fertilization in angiosperms? A) The fertilized cells develop into the seed coat. B) A nutrient-rich tissue called endosperm develops. C) Two embryos develop in every seed. D) A triploid zygote is formed. Show Answer Correct Answer: B) A nutrient-rich tissue called endosperm develops. 5. Angiosperms produce seeds in A) Cones. B) Fruit. C) Leaves. D) Roots. Show Answer Correct Answer: B) Fruit. 6. One of the three main functions of stems is to A) Carry water and nutrients between roots and leaves. B) Store water. C) Store carbohydrates. D) Carry out photosynthesis. Show Answer Correct Answer: A) Carry water and nutrients between roots and leaves. 7. Which of these properly defines nutrition? A) Taking food. B) Utilising food. C) A and b. D) Variety of food. Show Answer Correct Answer: C) A and b. 8. What happens to a plant shoot if the tip is cut off? A) The shoot does not grow longer. B) The shoot continues to grow. C) The shoot will grow towards the sunlight. D) None of above. Show Answer Correct Answer: A) The shoot does not grow longer. 9. The gametophyte is A) Haploid. B) Diploid. C) Triploid. D) None of above. Show Answer Correct Answer: A) Haploid. 10. Cam plants have a different adaptation to what climate A) Cold and wet. B) Hot and dry. C) Both. D) None of the above. Show Answer Correct Answer: B) Hot and dry. 11. ..... produces sperm in the moss. A) Antheridium. B) Archegonia. C) Capsule. D) Gamete. Show Answer Correct Answer: A) Antheridium. 12. Wind-pollinated flowers usually have ..... and ..... petals. A) Big bright. B) Small bright. C) Big dull. D) Small dull. Show Answer Correct Answer: D) Small dull. 13. Which best identifies how plants use carbon dioxide? A) For energy. B) To take in light. C) For keeping cool. D) To make food. Show Answer Correct Answer: D) To make food. 14. Which of the following is a true statement regarding plant stems? A) Stems make new living tissue that results in primary or secondary growth. B) Stems of green herbaceous plants are the major photosynthetic organs. C) Stems store food manufactured by the plant in specialized cork cells. D) Stems transport water and minerals downward to the roots through the xylem. Show Answer Correct Answer: A) Stems make new living tissue that results in primary or secondary growth. 15. Auxins in the shaded side of plant cause the plant cell to grow ..... A) Longer. B) Shorter. C) No change. D) None of above. Show Answer Correct Answer: A) Longer. 16. Which of the following is NOT a group of plants? A) Nonseed nonvascular. B) Nonseed, vascular. C) Seed, vascular. D) Spore, cardiovascular. Show Answer Correct Answer: D) Spore, cardiovascular. 17. What gives plants its tough fiber that gives plants their rigidity? * A) Cuticle. B) Cellulose. C) Fructose. D) Phloem. Show Answer Correct Answer: B) Cellulose. 18. Leaves Are The Food Factories Of Plant" . But, How Does Cactus (Desert Plants) Carry Out Photosynthesis? A) Roots. B) Spines. C) Stems. D) Green leaves. Show Answer Correct Answer: C) Stems. 19. Plant tissue that supports growing regions of the plant. A) Parenchyma. B) Collenchyma. C) Sclerenchyma. D) Meristematic. Show Answer Correct Answer: B) Collenchyma. 20. Xylem tissue is important because it A) Can conduct water over long distances. B) Allows water to diffuse from the roots. C) Carries carbohydrates to all parts of the plant. D) Carries out photosynthesis. Show Answer Correct Answer: A) Can conduct water over long distances. ← PreviousNext →Related QuizzesPlant Biology Quiz 1Plant Biology Quiz 2Plant Biology Quiz 3Plant Biology Quiz 4Plant Biology Quiz 5Plant Biology Quiz 6Plant Biology Quiz 7Plant Biology Quiz 8Plant Biology Quiz 9Plant Biology Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books