This quiz works best with JavaScript enabled. Home > Plant Biology > Plant Biology – Quiz 27 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 27 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The roots absorb what for the plant? A) Water and Nutrients. B) Soil and Sun. C) Warmth and Water. D) Sun and Photosynthesis. Show Answer Correct Answer: A) Water and Nutrients. 2. Flowering plants that grow, flower, produce seeds, and die in one year are called A) Biennials. B) Perennials. C) Annuals. D) Dicots. Show Answer Correct Answer: C) Annuals. 3. What do you understand about guttation? A) The water loss from plants in liquid form through stoma on the surface of the leaves. B) The water loss from plants in liquid form through hydathodes(opening) at the edge of the leaves. C) The water loss from plants in the form of water vapour through hydathodes(opening) at the edge of the leaves. D) None of above. Show Answer Correct Answer: B) The water loss from plants in liquid form through hydathodes(opening) at the edge of the leaves. 4. Living on land required that plants A) Evolve photosynthetic pigments. B) Conserve water. C) Exchange gases. D) Have cell walls. Show Answer Correct Answer: B) Conserve water. 5. Most bryophytes (mosses) are only a few centimetres tall because they lack A) Vascular tissues. B) Reproductive organs. C) Stems. D) Leaves. Show Answer Correct Answer: A) Vascular tissues. 6. What type of special tissues do vascular plants have and what do they transport? ? ? ? ? ? A) Xylem and Phloem. B) Phloem and they transport water, sugars, and minerals around the plant. C) Xylem and Phloem and they transport water, minerals, and sugars around the plant. D) Xylem and they transport water, minerals, and sugars around the plant. Show Answer Correct Answer: C) Xylem and Phloem and they transport water, minerals, and sugars around the plant. 7. Two Examples of Fungi? ? ? ? ? A) Mold and the Flu virus. B) Flu virus and Salmonella. C) Mold and Mushrooms. D) Mushrooms. Show Answer Correct Answer: C) Mold and Mushrooms. 8. What is it called when a seed starts to grow? A) Germination. B) Photosynthesis. C) Adaptation. D) Tropism. Show Answer Correct Answer: A) Germination. 9. The type of food that plants make in their leaves. A) Oxygen. B) Sugar. C) Salt. D) Pepper. Show Answer Correct Answer: B) Sugar. 10. What causes the movement of water through the xylem? A) Gravity. B) Active translocation. C) Active transport in root tissue. D) Evaporation of water from leaves. Show Answer Correct Answer: D) Evaporation of water from leaves. 11. Increase surface area of root: A) Apical meristem. B) Root Cap. C) Vascular Cylinder. D) Root Hairs. Show Answer Correct Answer: D) Root Hairs. 12. In their mutualistic relationship, what does the algae do and what does the fungus do? A) Algae provides vitamins for the fungus and fungus protects the algae from drying out and fungus shades the algae from the strong sunlight. B) The fungus is dormant. C) The fruit of the organism. D) The fungus partner is always going to be the major partner. Show Answer Correct Answer: A) Algae provides vitamins for the fungus and fungus protects the algae from drying out and fungus shades the algae from the strong sunlight. 13. Many cacti, such as saguaros and barrel cacti, have large stems and no leaves. What function of leaves is taken on by the stems of such cacti? A) They transport materials throughout the plant. B) They absorb water and nutrients from the soil. C) They store excess water. D) They produce food by photosynthesis. Show Answer Correct Answer: D) They produce food by photosynthesis. 14. Which of the following factors can affect the rate of transpiration? A) The number of leaves. B) The number of flowers. C) The number of hydathodes. D) The amount of water in the soil. Show Answer Correct Answer: A) The number of leaves. 15. The embryonic leaves which are the first leaves to appear in a germinating seed/seedling. A) Cotyledons. B) Meristems. C) Xylem. D) Phloem. Show Answer Correct Answer: A) Cotyledons. 16. Which type of tissue is located in the root cap and responsible for root growth? A) Vascular. B) Dermal. C) Meristem. D) Ground. Show Answer Correct Answer: C) Meristem. 17. The blackish-brown material consisting of compressed layers of sphagnum mosses that grow in bogs is called A) Humus. B) Fertilizer. C) Peat. D) Fungi. Show Answer Correct Answer: C) Peat. 18. In which type of growth response does the plant grow in response to gravity? A) Hydrotropism. B) Phototropism. C) Geotropism. D) Thigmotropism. Show Answer Correct Answer: C) Geotropism. 19. The independent variable is A) The one you set up as a change in an experiment. B) On the Y axis. C) The result of the experiment. D) None of above. Show Answer Correct Answer: A) The one you set up as a change in an experiment. 20. All seeds have A) Seed CoatSeed Coat. B) First Seed. C) Embryo. D) All of the above. Show Answer Correct Answer: D) All of the above. ← 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