This quiz works best with JavaScript enabled. Home > Plant Biology > Studies > Plant Biology – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Plant Biology Quiz 2 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why are flower petals colored? A) They attract different kinds of animals. B) The colors attract different pollen. C) The colors show which flowers are poisonous to bugs. D) They attract seeds. Show Answer Correct Answer: A) They attract different kinds of animals. 2. Which type of plant cells play a role in photosynthesis, storage of starches, secretion, and storage of secondary metabolites? A) Collenchyma cells. B) Epidermal cells. C) Parenchyma cells. D) Sclerenchyma cells. Show Answer Correct Answer: C) Parenchyma cells. 3. List 2 things that roots do for plants. A) What. B) Roots anchor the plants. C) Roots do nothing for the plants. D) Roots anchor the plants and roots absorb water and minerals. Show Answer Correct Answer: D) Roots anchor the plants and roots absorb water and minerals. 4. Flowering plants are examples of ..... plants A) Non-seed, nonvascular. B) Non-seed, vascular. C) Seed, nonvascular. D) Seed, vascular. Show Answer Correct Answer: D) Seed, vascular. 5. Which plant is a seed plant A) Grasses. B) Club mosses. C) Ferns. D) Horsetails. Show Answer Correct Answer: A) Grasses. 6. This is the definition for which word:The movement of water molecules from a high concentration of water to a low concentration of water across a partially permeable membrane. A) Osmosis. B) Diffusion. C) Active transport. D) Transpiration. Show Answer Correct Answer: A) Osmosis. 7. When plant turns (bends) toward or away from an external stimulus it is called ..... A) Tropism. B) Germination. C) Adaptation. D) Respiration. Show Answer Correct Answer: A) Tropism. 8. MUSHROOM FALLS UNDER WHICH CATEGORY OF PLANTS A) SAPROPHYTES. B) INSECTIVOROUS. C) AUTOTROPHS. D) None of above. Show Answer Correct Answer: A) SAPROPHYTES. 9. Inorganic molecules that contained in xylem sap. A) CO2 and amino acids. B) Magnesium and sucrose. C) Magnesium and potassium. D) CO2 and zinc. Show Answer Correct Answer: C) Magnesium and potassium. 10. What is the main purpose of leaves? A) Perform photosynthesis. B) Transport food and water. C) Absorb water. D) All of these. Show Answer Correct Answer: A) Perform photosynthesis. 11. What is adaptation does the Joshua Tree use? A) Rely on timed rainfall for water storage. B) Produce fruit all year round. C) Stay active all year round. D) None of the Above. Show Answer Correct Answer: A) Rely on timed rainfall for water storage. 12. Plants have organs which work together to carry out specific functions. A flowering plant is held in the ground by its ..... A) Epidermis. B) Leaves. C) Stems. D) Roots. Show Answer Correct Answer: D) Roots. 13. Both the top and bottom sides of leaves contain a single layer of ..... A) Guard cells. B) Epidermal cells. C) Phloem. D) Xylem. Show Answer Correct Answer: B) Epidermal cells. 14. Organisms that are made up of many cells are called A) Multicellular. B) Unicellular. C) Megacellular. D) Hypocellular. Show Answer Correct Answer: A) Multicellular. 15. Which of the following are lateral meristems? A) Bundle sheaths. B) Axillary buds. C) Vascular cambium. D) Leaf primordia. Show Answer Correct Answer: C) Vascular cambium. 16. What is the tissue on the outer surface of a plant and has a waxy coating is called A) Dermal tissue. B) Phloem tissue. C) Xylem tissue. D) Ground tissue. Show Answer Correct Answer: A) Dermal tissue. 17. How do stomata open and close? A) Transportation. B) What. C) Osmosis. D) None of above. Show Answer Correct Answer: C) Osmosis. 18. Which type of vascular tissue carries solutions of nutrients and carbohydrates produced by photosynthesis? A) Xylem. B) Tracheids. C) Lignin. D) Phloem. Show Answer Correct Answer: D) Phloem. 19. Monocots have ..... cotyledon. A) One. B) Two. C) Depends on the plant. D) Zero. Show Answer Correct Answer: A) One. 20. Plants are ..... which means they make their own food. A) Heterotrophs. B) Chemotrophs. C) Autotrophs. D) Liveotrophs. Show Answer Correct Answer: C) Autotrophs. ← PreviousNext →Related QuizzesPlant Biology QuizzesPlant Biology Quiz 1Plant 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