This quiz works best with JavaScript enabled. Home > Agriculture > Plant Biology > Studies > Plant Biology – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 3 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following would be considered an alternative to synthetic pesticides A) Insect resistant plants. B) All of the choices. C) Crop rotation. D) Scents that trick pests. Show Answer Correct Answer: B) All of the choices. 2. Seedless plants reproduce with ..... A) Flowers. B) Seeds. C) Binary fission. D) Spores. Show Answer Correct Answer: D) Spores. 3. In most plants, which organs are adapted to capture sunlight for photosynthesis? A) Stems. B) Leaves. C) Flowers. D) Roots. Show Answer Correct Answer: B) Leaves. 4. Which cells are described here? In pairs, these form the stomatal pore in the epidermis of plants. They control the opening and closing of the pore by changes in their turgidity brought about by the presence or absence of light. A) Companion cells. B) Gaurd cells. C) Parenchyma. D) Spongy mesophyl. E) Chromatophores. Show Answer Correct Answer: B) Gaurd cells. 5. Gemma cup is found in A) Marchantia. B) Selaginella. C) Funaria. D) Salvinia. Show Answer Correct Answer: A) Marchantia. 6. Which of the following is NOT an example of a kingdom? A) Protista. B) Plantae. C) Notochord. D) Animalia. Show Answer Correct Answer: C) Notochord. 7. What term best fits the following definition? A specialised surface adapted to maximise diffusion rates and the uptake or loss of substances from an organism. A) Exchange surface. B) Mucosal membrane. C) Vascular tissue. D) Epidermis. E) Exocrine tissue. Show Answer Correct Answer: A) Exchange surface. 8. An increase in which factor would decrease the rate of transpiration? A) Wind. B) Light. C) Temperature. D) Humidity. Show Answer Correct Answer: D) Humidity. 9. Part of a plant is removed to grow another plant A) Cutting. B) Planting. C) Eating. D) Tuber. Show Answer Correct Answer: A) Cutting. 10. Translocation is the A) Transport of water in the phloem. B) Transport of sugar in the xylem. C) Transport of sugar in the phloem. D) Transport of water in the xylem. Show Answer Correct Answer: C) Transport of sugar in the phloem. 11. The root helps to hold the plant steady in the soil. It also helps the plant to take up ..... from the soil A) Rock. B) Sunlight. C) Water. D) Worm. Show Answer Correct Answer: C) Water. 12. What hangs on the end of a stem? A) Stem. B) Fruit. C) Dog. D) Seed. Show Answer Correct Answer: B) Fruit. 13. How are fungi different from animals? A) They are not different. B) Fungi do have a cell well and animals do. C) Fungi have a cell wall and animals do not. D) None of above. Show Answer Correct Answer: C) Fungi have a cell wall and animals do not. 14. The femur (thigh) bone in a human has the same function as which part in a tree? A) Phloem. B) Leaf. C) Heartwood. D) Flower. Show Answer Correct Answer: C) Heartwood. 15. In which two groups does moss belong? A) Nonvascular and seed-producing. B) Nonvascular and spore-producing. C) Vascular and spore-producing. D) Vascular and seed-producing. Show Answer Correct Answer: B) Nonvascular and spore-producing. 16. Tissue that transports water from the roots to other parts of the plant is called: A) Roots. B) Phloem. C) Cambium. D) Xylem. Show Answer Correct Answer: D) Xylem. 17. Deliver food (sugar (glucose) throughout the plant. A) Xylem. B) Phloem. C) Arteries. D) None of above. Show Answer Correct Answer: B) Phloem. 18. Which of the following is false A) A chloroplast contains stroma. B) A stroma contains a thylakoid. C) A thylakoid contains chlorophyll. D) A granum contains several thylakoids. Show Answer Correct Answer: B) A stroma contains a thylakoid. 19. The giant Redwood tree( Sequoia sempervirens) is a / an A) Angiosperm. B) Gymnosperm. C) Bryophyte. D) Giant fern. Show Answer Correct Answer: B) Gymnosperm. 20. Most of the water gets evaporated from the plants from its A) Stem. B) Flowers. C) Roots. D) Leaves. Show Answer Correct Answer: D) Leaves. 21. Transpiration involves the evaporation and diffusion of water vapour.What happens to the water vapour during transpiration? A) Diffusion from stomata followed by evaporation through mesophyll cells. B) Diffusion from mesophyll cells followed by evaporation through stomata. C) Evaporation from stomata followed by diffusion through mesophyll cells. D) Evaporation from mesophyll cells followed by diffusion through stomata. Show Answer Correct Answer: D) Evaporation from mesophyll cells followed by diffusion through stomata. 22. I am a flower that produces nectar. What is the function of the nectar? A) To provide food for the flower. B) To attract animals to disperse the fruits. C) To produce perfumes for humans. D) To attract pollinators. Show Answer Correct Answer: D) To attract pollinators. 23. Monocots have one and dicots have two leaf-like structures that surround the embryo. What are these called? * A) Cotyledon. B) Petals. C) Petiole. D) Sepals. Show Answer Correct Answer: A) Cotyledon. 24. Which part takes water to all of the parts of the plant? A) Roots. B) Flower. C) Stem. D) Leaf. Show Answer Correct Answer: C) Stem. 25. The process that a plant undergoes to make its own food is called ..... A) Reproduction. B) Photosynthesis. C) Transpiration. D) Cellular respiration. Show Answer Correct Answer: B) Photosynthesis. 26. Why are epidermal cells transparent? A) To allow light to pass through to inner cells. B) To better diffuse carbon dioxide. C) To discourage pests from devouring the leaves. D) To reduce water loss by reflecting light. Show Answer Correct Answer: A) To allow light to pass through to inner cells. 27. Which of the following actively divides and produces alternating layers of xylem and phloem? A) Pith. B) Cork cambium. C) Vascular cambium. D) Outer bark. Show Answer Correct Answer: C) Vascular cambium. 28. Organisms that produce their own food are called ..... A) Autosomes. B) Herbivores. C) Autotrophs. D) Heterotrophs. Show Answer Correct Answer: C) Autotrophs. 29. Which epidermal feature of a leaf has the greatest impact on conserving water? A) Cuticle. B) Bulliform cells. C) Stomata. D) Trichomes. Show Answer Correct Answer: A) Cuticle. 30. Where do non-flowering plants come from? A) Seeds. B) Spores. C) No where. D) Nuts. Show Answer Correct Answer: B) Spores. ← PreviousNext →Related QuizzesPlant Biology QuizzesAgriculture QuizzesPlant Biology Quiz 1Plant Biology Quiz 2Plant 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