This quiz works best with JavaScript enabled. Home > Crop Physiology > Plant Research > Crop Physiology – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Crop Physiology Quiz 5 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What part of the seed helps to protect the embryo? A) Embryo. B) Seed coat. C) Root. D) Leaves. Show Answer Correct Answer: B) Seed coat. 2. VASCULAR BUNDLE IN MONOCOTYLEDONS ARE CONSIDERED CLOSED BECAUSE ..... A) CAMBIUM IS ABSENT. B) XYLEM IS SURROUNDED ALL AROUND BY PHLOEM. C) A BUNDLE SHEATH SURROUNDS EACH BUNDLE. D) None of above. Show Answer Correct Answer: A) CAMBIUM IS ABSENT. 3. What part of the leaf is responsible for gas exchange? A) Pallisade cells. B) Spongy mesophyll. C) Cotyledon. D) Stomata and guard cells. Show Answer Correct Answer: D) Stomata and guard cells. 4. Which structure is made of mature, living, fully functioning cells? A) Vessel elements of xylem. B) Sieve tube cells of xylem. C) Tracheid cells of phloem. D) Companion cells of phloem. Show Answer Correct Answer: D) Companion cells of phloem. 5. Chlorophyll is important in plants because A) Creats an atmosphere where it can determine the osmotic presure. B) Allows the plant to make good xylem tissue. C) Make sit possible for plants to grow. D) It takes carbon dioxide and makes oxygen. Show Answer Correct Answer: D) It takes carbon dioxide and makes oxygen. 6. What occurs in the Calvin Cycle of photosynthesis? A) Nothing happens there is no energy. B) Glucose is synthesized from CO2. C) Oxygen is being converted into sugar. D) Energy is generated in the form of ATP. Show Answer Correct Answer: B) Glucose is synthesized from CO2. 7. What is photosynthesis? A) The process plants use to turn carbon dioxide and water into food. B) The process plants use to chlorophyll and sunlight into air. C) The process plants use to turn sunlight and chlorophyll into soil. D) The process plants use to turn chocolate and milk into chocolate milk. Show Answer Correct Answer: A) The process plants use to turn carbon dioxide and water into food. 8. Which process directly requires energy? A) Absorption of minerals in the root. B) Movement of water up the xylem. C) Transpiration in the leaves. D) Movement of sugar in the phloem. Show Answer Correct Answer: A) Absorption of minerals in the root. 9. What effect does citrus blight have on citrus trees. A) Kills them. B) Helps the tree produce more fruit. C) Renders a tree worthless for fruit production and kills them. D) Does stuff. Show Answer Correct Answer: C) Renders a tree worthless for fruit production and kills them. 10. The two main functions of roots are to absorb water and minerals and to ..... the plant. A) Anchor. B) Gather sunshine for. C) Protect. D) None of above. Show Answer Correct Answer: A) Anchor. 11. Which of the following is not internal factors affecting transpiration A) Plant cuticle. B) Number of stomata. C) Temperature. D) Number of leaves. Show Answer Correct Answer: C) Temperature. 12. Which structure is the main site of photosynthesis? A) Stem. B) Roots. C) Leaves. D) Flowers. Show Answer Correct Answer: C) Leaves. 13. This is plant tissue that conducts nutrients (food) through the plant. A) Xylem. B) Phloem. C) Photosynthesis. D) DNA. Show Answer Correct Answer: B) Phloem. 14. Photosynthesis A) A series of processes in which solar energy is converted to chemical energy. B) Process by which living cells take in oxygen and give off Carbon Dioxide. C) Process by which a plant gives up water vapor to the atmosphere. D) Study of how these organs function and the complex chemical processes that permit the plant to live, grow and reproduce. Show Answer Correct Answer: A) A series of processes in which solar energy is converted to chemical energy. 15. In the absence of oxygen, ..... follows glycolysis. A) Kreb cycle. B) ETC. C) Fermentation. D) Calvin cycle. Show Answer Correct Answer: C) Fermentation. 16. The female reproductive cells are found in the ..... A) Seed. B) Pollen. C) Ovule. D) Root. Show Answer Correct Answer: C) Ovule. 17. Nutrients are absorbed by the root hairs by A) Osmosis. B) Diffusion. C) Active transport. D) None of the above. Show Answer Correct Answer: C) Active transport. 18. Process in which food substances are moved to the rest of plant by phloem is known as A) Transpiration. B) Respiration. C) Photosynthesis. D) Translocation. Show Answer Correct Answer: D) Translocation. 19. Which structure prepares proteins and transports them to the golgi? A) Golgi. B) Nucleus. C) Chloroplast. D) Endoplasmic reticulum. Show Answer Correct Answer: D) Endoplasmic reticulum. 20. Steps of Photosynthesis- A) Food is produced, Occurs in cells containing chloroplasts, Energy is stored, Carbon Dioxide is used, Oxygen is released, Water is used, it occurs in sunlight. B) Food is produced, Energy is stored, Oxygen is released, Occurs in cells containing chloroplasts, oxygen is released, water is used, Carbon Dioxide is used, It occurs in sunlight. C) Food is produced, Energy is stored, Occurs in cells containing chloroplasts, Oxygen is released, Water is used, Carbon Dioxide is used, It occurs in sunlight. D) None of above. Show Answer Correct Answer: C) Food is produced, Energy is stored, Occurs in cells containing chloroplasts, Oxygen is released, Water is used, Carbon Dioxide is used, It occurs in sunlight. ← PreviousNext →Related QuizzesCrop Physiology QuizzesCrop Physiology Quiz 1Crop Physiology Quiz 2Crop Physiology Quiz 3Crop Physiology Quiz 4Crop Physiology Quiz 6 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books