This quiz works best with JavaScript enabled. Home > Agriculture > Plant Biology > Studies > Plant Biology – Quiz 22 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 22 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Development of new organism from an outgrowth from the parent cell is ..... A) Vegetative propagation. B) Fragmentation. C) Budding. D) None of above. Show Answer Correct Answer: C) Budding. 2. What is the function of a root? A) Where pollination occurs. B) Absorbs water and nutrients for the plant. C) Produces food. D) None of above. Show Answer Correct Answer: B) Absorbs water and nutrients for the plant. 3. Which part holds all of the plant parts up? A) Roots. B) Leaf. C) Stem. D) Flower. Show Answer Correct Answer: C) Stem. 4. Tobacco falls into the category of crops called A) Thermo. B) Biennial. C) Stimulant. D) Fiber. Show Answer Correct Answer: C) Stimulant. 5. What is a leaf cutting? A) A new plant created by sowing seeds. B) A new plant created by taking part of a root. C) A new plant created in a test tube. D) A new plant created by taking sections of leaf. Show Answer Correct Answer: D) A new plant created by taking sections of leaf. 6. How does water move from the roots to the leaves? A) Water molecules bond to minerals which are then transported upwards. B) Protein pumps move water across the cell membranes to restore osmotic pressure in cells. C) Water is moved from turgid cells adjacent to water-deficient cells in the phloem tissues. D) As water transpires from the leaves, a pull is created on the column of water in the xylem. Show Answer Correct Answer: D) As water transpires from the leaves, a pull is created on the column of water in the xylem. 7. What gives plants their green color? A) The roots. B) Chlorophyll. C) Stomata. D) Water. Show Answer Correct Answer: B) Chlorophyll. 8. The ..... produces eggs in the moss. A) Archegonia. B) Gamete. C) Antheridium. D) Capsule. Show Answer Correct Answer: A) Archegonia. 9. How does the calvin cycle differ from the light-dependant reactions? A) It takes place in the stroma. B) It takes place in the chloroplasts. C) It takes place in the thylakoid. D) It requires light. Show Answer Correct Answer: A) It takes place in the stroma. 10. Which part holds the plant in place underground? A) Root. B) Flower. C) Fruit. D) Stem. Show Answer Correct Answer: A) Root. 11. Holdfast, Stipe and frond are usually found in members of A) Chlorophyceae. B) Phaeophyceae. C) Rhodophyceae. D) All algae. Show Answer Correct Answer: B) Phaeophyceae. 12. The ..... ultimately matures into a fruit. A) Ovary. B) Carpel. C) Stigma. D) Stamen. Show Answer Correct Answer: A) Ovary. 13. Water travels from root hair cells to the leaves.What is the passage of water between these structures? A) Cortex cells $\rightarrow$ mesophyll cells $\rightarrow$ xylem. B) Xylem $\rightarrow$ cortex cells $\rightarrow$ mesophyll cells. C) Xylem $\rightarrow$ mesophyll cells $\rightarrow$ cortex cells. D) Cortex cells $\rightarrow$ xylem $\rightarrow$ mesophyll cells. Show Answer Correct Answer: D) Cortex cells $\rightarrow$ xylem $\rightarrow$ mesophyll cells. 14. Why do some trees have needles? A) To conserve sugar. B) To conserve water. C) Needles are cool. D) To conserve heat. Show Answer Correct Answer: B) To conserve water. 15. Which best describes the first plants to evolve? A) Had vascular tissue. B) Produced cones. C) Had no vascular tissue. D) Produced flowers. Show Answer Correct Answer: C) Had no vascular tissue. 16. Seed plants have adaptations that help them to reproduce A) On rocks. B) Without oxygen. C) In shade. D) Without standing water. Show Answer Correct Answer: D) Without standing water. 17. Nonvascular plants A) Reproduce by making seeds. B) Grow close to the ground. C) Are tall and thin. D) Live in dry places and have long roots. Show Answer Correct Answer: B) Grow close to the ground. 18. Which of the following are areas of unspecialized cells in which mitosis produces new cells that are ready for differentiation? A) Meristems. B) Xylem and phloem. C) Epidermis. D) Parenchyma and collenchyma. Show Answer Correct Answer: A) Meristems. 19. During pollination, pollen is transferred to the ..... A) Filament. B) Style. C) Stigma. D) Anther. Show Answer Correct Answer: C) Stigma. 20. Alternation of generations in plants refers to the alternation of A) Diploid and haploid stages. B) Male and female stages. C) Meiotic and mitotic stages. D) Spore and seed stages. Show Answer Correct Answer: A) Diploid and haploid stages. 21. What plant structure helps it retain water? A) Roots. B) Cuticle. C) Stem. D) Leafs. Show Answer Correct Answer: B) Cuticle. 22. Which is NOT a category of plants A) Gymnosperms. B) Angiosperms. C) Mosses. D) Bryosperms. E) Ferns. Show Answer Correct Answer: D) Bryosperms. 23. Which of the following is NOT a characteristic of pteridophytes? A) Sporophyte generation is dominant. B) Gametophyte generation is dominant. C) Produce spores. D) Has true roots, stems and leaves. Show Answer Correct Answer: B) Gametophyte generation is dominant. 24. Unlike roots, stems A) May play a part in photosynthesis. B) Are protected by epidermal cells. C) Have ground tissue. D) Transport water. Show Answer Correct Answer: A) May play a part in photosynthesis. 25. Which structure in the leaf controls the opening and closing of the stoma? A) Spongy mesophyll. B) Guard cell. C) Epidermis. D) Cuticle. Show Answer Correct Answer: B) Guard cell. 26. Some organisms live together and share shelter and nutrients. This is called A) Predation. B) Autotrophs. C) Heterotrophs. D) Symbiotic relationship. Show Answer Correct Answer: D) Symbiotic relationship. 27. What is photoperiodism? A) The fertile time for a plant. B) The amount of chlorophyll in plants. C) The response of a plant to the length of night. D) The time in which photosynthesis can occur. Show Answer Correct Answer: C) The response of a plant to the length of night. 28. Spinach and lettuce are examples of long-day plants. What stimulus causes them to flower? A) Short nights. B) Presence of insects. C) High temperatures. D) Rainfall. Show Answer Correct Answer: A) Short nights. 29. All of the following EXCEPT ..... are produced by plants and carried in phloem. A) Hormones. B) Minerals. C) Amino acids. D) Auxins. Show Answer Correct Answer: B) Minerals. 30. Which of the following is inside the thylakoid? A) Electon transport chain. B) Photosystem I. C) ATP synthase. D) All of the above. Show Answer Correct Answer: D) All of the above. ← PreviousNext →Related QuizzesPlant Biology QuizzesAgriculture QuizzesPlant Biology Quiz 1Plant Biology Quiz 2Plant Biology Quiz 3Plant Biology Quiz 4Plant Biology Quiz 5Plant Biology Quiz 6Plant Biology Quiz 7Plant Biology Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books