This quiz works best with JavaScript enabled. Home > Agriculture > Crop Physiology > Plant Research > Crop Physiology – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Crop Physiology Quiz 1 (30 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is NOT involved in moving water up a plant? A) Capillary action made possible by the tube-shaped cells. B) Transpiration in the leaves, which helps maintain low pressure in the leaves. C) Companion cells pumping water in and out of the xylem using active transport. D) Casparian Strip in the roots, which helps maintain high pressure of water in the roots. Show Answer Correct Answer: C) Companion cells pumping water in and out of the xylem using active transport. 2. The opening and closing of stomata are regulated by A) Guard cells. B) Xylem vessels. C) Lignin. D) Starch. Show Answer Correct Answer: A) Guard cells. 3. What is the cotyledon's job? A) Reproduction. B) It has no function. C) Feed the seed. D) Protect the seed. Show Answer Correct Answer: C) Feed the seed. 4. Roots absorb ..... and ..... for plants? A) Water and Nutrients. B) Soil and Sun. C) Warmth and Water. D) Soil and Water. Show Answer Correct Answer: A) Water and Nutrients. 5. THE VASCULAR CAMBIUM NORMALLY GIVES RISE TO ..... A) PRIMARY PHLOEM. B) SECONDARY XYLEM. C) PERIDERM. D) None of above. Show Answer Correct Answer: B) SECONDARY XYLEM. 6. How is collenchyma and sclerenchyma tissue similar? A) They both provide protection for the plant. B) They both transport material throughout the plant. C) They both provide support. D) They both provide energy for the plant. Show Answer Correct Answer: C) They both provide support. 7. Which of the following is a reactant to photosynthesis? A) Water. B) Glucose. C) Oxygen. D) Carbohydrates. Show Answer Correct Answer: A) Water. 8. Contains the male reproductive cells of the plant A) Radical. B) Ovule. C) Pollen. D) Hypocotyl. Show Answer Correct Answer: C) Pollen. 9. Vascular tissue not only transports material it also A) Protects the plant. B) Supports the plant structurally. C) Transports minerals. D) Transports energy. Show Answer Correct Answer: B) Supports the plant structurally. 10. Why does chlorophyll make plants appear green? A) Reflecting all colors expect green. B) Absorbing all colors and reflecting back green. C) Not absorbing any colors. D) Leaves aren't green, what do you mean?!. Show Answer Correct Answer: B) Absorbing all colors and reflecting back green. 11. Which term is the part of photosynthesis when light energy is captured and transferred to a molecule, such as ATP? A) Photosynthesis. B) Cellular respiration. C) Light- independent reactions. D) Light- dependent reactions. Show Answer Correct Answer: D) Light- dependent reactions. 12. WHICH OF THE FOLLOWING IS MADE UP OF DEAD CELLS? A) COLLENCHYMA. B) PHLOEM. C) SCLERENCHYMA. D) None of above. Show Answer Correct Answer: C) SCLERENCHYMA. 13. Which structure controls what enters and leaves the cell? A) Cell wall. B) Nucleus. C) Plasma membrane. D) Golgi. Show Answer Correct Answer: C) Plasma membrane. 14. What tissue type defends the plant from physical damage and pathogens? A) Protective tissue. B) Dermal tissue. C) Ground tissue. D) Vascular tissue. Show Answer Correct Answer: B) Dermal tissue. 15. What is the natural environment for the root zone? A) Water. B) Air. C) Soil. D) None of above. Show Answer Correct Answer: C) Soil. 16. The first root of the embryo is known as the ..... A) Seed coat. B) Radicle. C) Hypocotyl. D) Root hairs. Show Answer Correct Answer: B) Radicle. 17. Which of the following process creates the most ATP during aerobic cellular respiration? A) Citric acid cycle. B) Electron transport chain. C) Glycolysis. D) Calvin cycle. Show Answer Correct Answer: B) Electron transport chain. 18. What are the elements that are essential for plant growth? A) Iron zinc and boron. B) Copper iron and nitrogen. C) Nitrogen phosphorus and potassium. D) Nitrogen potassium and calcium. Show Answer Correct Answer: C) Nitrogen phosphorus and potassium. 19. What is the function of companion cells in phloem? A) To produce lignin. B) Control and maintain the sieve tube. C) Control movement of water in the tracheids. D) None of above. Show Answer Correct Answer: B) Control and maintain the sieve tube. 20. Which structure contains DNA and controls the cells processes? A) Mitochondria. B) Vaculole. C) Golgi. D) Nucleus. Show Answer Correct Answer: D) Nucleus. 21. What are the words above and below the equal sign of the photosynthesis equation? A) Light Energy, Chlorophyll. B) Glucose, Water. C) Water, Glucose. D) Chlorophyll, Light Energy. Show Answer Correct Answer: A) Light Energy, Chlorophyll. 22. There are 3 types of transpiration except A) Stomatal transpiration. B) Lenticular transpiration. C) Chlorophyll transpiration. D) Cuticular transpiration. Show Answer Correct Answer: C) Chlorophyll transpiration. 23. Plant nutrition is A) Plant food added to the plant pot. B) Use of basic chemical elements in the plant. C) Chemical process providing plants with elements of growth. D) The measuement of acidity (sourness) and alkalinity (sweetness). Show Answer Correct Answer: C) Chemical process providing plants with elements of growth. 24. What is needed to increase surface area to absorb more water? A) Leaves. B) Stems. C) Root hairs. D) Xylems. Show Answer Correct Answer: C) Root hairs. 25. What is the process is where living cells take in oxygen and give off carbon dioxide? A) Photosynthesis. B) Oxygen. C) Respiration. D) Celluar respiration. Show Answer Correct Answer: C) Respiration. 26. Promotes cell division and prevents senescence (cell breakdown) A) Gibberellin. B) Auxin. C) Ethylene. D) Cytokinins. Show Answer Correct Answer: D) Cytokinins. 27. Where do the light-dependent reactions occur? A) Mesophyll. B) Mitochondria. C) Thylakoid membrane. D) Stroma. Show Answer Correct Answer: C) Thylakoid membrane. 28. The part of the plant that water travels through. A) Stigma. B) Seed. C) Xylem. D) Phloem. Show Answer Correct Answer: C) Xylem. 29. Which type of meristem is correctly paired with the type of growth it does? A) Apical - makes plant wider/thicker. B) Lateral - makes leaves longer. C) Axillary - makes new leaves and branches. D) Cambium/intercalary - makes plant taller. Show Answer Correct Answer: C) Axillary - makes new leaves and branches. 30. Attracts animals that help the parent plant with seed dispersal A) Leaves. B) Fruits. C) Pollen. D) Stems. Show Answer Correct Answer: B) Fruits. Next →Related QuizzesCrop Physiology QuizzesAgriculture QuizzesCrop Physiology Quiz 2Crop Physiology Quiz 3Crop Physiology Quiz 4 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books