This quiz works best with JavaScript enabled. Home > Plant Biology > Studies > Plant Biology – Quiz 34 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 34 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. During pollination, pollen is transferred to the ..... A) Anther. B) Filament. C) Style. D) Stigma. Show Answer Correct Answer: D) Stigma. 2. 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. 3. What plant structure helps it retain water? A) Leafs. B) Stem. C) Cuticle. D) Roots. Show Answer Correct Answer: C) Cuticle. 4. Which is NOT a category of plants A) Ferns. B) Angiosperms. C) Mosses. D) Bryosperms. E) Gymnosperms. Show Answer Correct Answer: D) Bryosperms. 5. 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. 6. Unlike roots, stems A) Are protected by epidermal cells. B) Have ground tissue. C) Transport water. D) May play a part in photosynthesis. Show Answer Correct Answer: D) May play a part in photosynthesis. 7. Which structure in the leaf controls the opening and closing of the stoma? A) Cuticle. B) Epidermis. C) Guard cell. D) Spongy mesophyll. Show Answer Correct Answer: C) Guard cell. 8. Some organisms live together and share shelter and nutrients. This is called A) Predation. B) Symbiotic relationship. C) Autotrophs. D) Heterotrophs. Show Answer Correct Answer: B) Symbiotic relationship. 9. What is photoperiodism? A) The amount of chlorophyll in plants. B) The time in which photosynthesis can occur. C) The fertile time for a plant. D) The response of a plant to the length of night. Show Answer Correct Answer: D) The response of a plant to the length of night. 10. 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. 11. All of the following EXCEPT ..... are produced by plants and carried in phloem. A) Auxins. B) Amino acids. C) Minerals. D) Hormones. Show Answer Correct Answer: C) Minerals. 12. 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. 13. The ANTHER's job is to A) Produce fruit. B) Contain seeds. C) Produce pollen. D) Attract pollinators. Show Answer Correct Answer: C) Produce pollen. 14. Which type of tropism deals with gravity? A) Phototropism. B) Gravitropism/ geotropism. C) Thigmotropism. D) Thermotropism. Show Answer Correct Answer: B) Gravitropism/ geotropism. 15. Do plants perform asexual or sexual reproduction? ? ? ? A) Asexual. B) Sexual. C) Both. D) Neither. Show Answer Correct Answer: C) Both. 16. What is the thickened ovary that helps a plant protect the seeds called? * A) Dermal Tissue. B) Fruit. C) Sorus. D) Carpel. Show Answer Correct Answer: B) Fruit. 17. Dicots have how many petals? A) 3 or 6. B) 3 or 4. C) 4 or 5. D) 5 or 6. Show Answer Correct Answer: C) 4 or 5. 18. A type of plant that produces two seed leaves upon germination. A) Monocot. B) Dicot. C) Hybrid. D) Perennial. Show Answer Correct Answer: B) Dicot. 19. What are characteristics that allow plants to live on land? A) Vascular tissue. B) Root systems. C) Seeds. D) All of the above. Show Answer Correct Answer: D) All of the above. 20. What organelle in the leaves of plants capture light energy from the sun to complete photosynthesis? A) Chloroplasts. B) Mitochondria. C) Nucleus. D) Ribosomes. Show Answer Correct Answer: A) Chloroplasts. ← PreviousNext →Related QuizzesPlant Biology 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books