This quiz works best with JavaScript enabled. Home > Crop Physiology > Crop Physiology – Quiz 1 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Crop Physiology Quiz 1 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Contains the male reproductive cells of the plant A) Hypocotyl. B) Radical. C) Pollen. D) Ovule. Show Answer Correct Answer: C) Pollen. 2. 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. 3. Emerson's enhancement and red drop have been instrumental in the discovery of A) Photophosphorylation and non-cyclic electron transport. B) Two photosystems operating simultaneously. C) Photophosphorylation and cyclic electron transport. D) Oxidative phosphorylation. Show Answer Correct Answer: B) Two photosystems operating simultaneously. 4. Which term is the part of photosynthesis when light energy is captured and transferred to a molecule, such as ATP? A) Light-independent reactions. B) Cellular respiration. C) Light-dependent reactions. D) Photosynthesis. Show Answer Correct Answer: C) Light-dependent reactions. 5. Protects the young buds of the flower A) Stalk. B) Pedicel. C) Receptacle. D) Ovary. Show Answer Correct Answer: C) Receptacle. 6. YOU ARE GIVEN A FAIRLY ONLY PIECE OF DICOT STEM AND A DICOT ROOT. WHICH OF THE FOLLOWING ANATOMICAL STRUCTURE WILL YOU USE TO DISTINGUISH BETWEEN THE TWO? A) SECONDARY XYLEM / PHLOEM. B) PROTOXYLEM. C) CORTICAL CELLS. D) None of above. Show Answer Correct Answer: B) PROTOXYLEM. 7. Emerson's enhancement effect and Red drophave been instrumental in the discovery of? A) Two photosystems operating simultaneously. B) Photophosphorylation and cyclic electron transport. C) Oxidative photophosphorylation. D) Photophosphorylation and non-cyclic electron transport. Show Answer Correct Answer: A) Two photosystems operating simultaneously. 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. Removing the apical bud of a plant will ..... A) Stop all further growth. B) Promote the production of new axillary buds, making the plant bushier. C) Make it grow taller, faster. D) Prevent the plant from getting thicker, making it floppy. Show Answer Correct Answer: B) Promote the production of new axillary buds, making the plant bushier. 10. What is pH? A) The sweetness of plants. B) The sourness of plants. C) The measure of how acid/basic the water is. D) The measure of gasses in the air. Show Answer Correct Answer: C) The measure of how acid/basic the water is. 11. In a chloroplast the highest number of protons are found in; A) Lumen of thylakoids. B) Inter membrane space. C) Antennae complex. D) Stroma. Show Answer Correct Answer: A) Lumen of thylakoids. 12. What type of cells makes leaves somewhat flexible A) Collenchyma, which are unevenly think. B) Parenchyma, which are high in mitochondria needed to change shape. C) Sclerenchyma (scleroid cells) which are gritty. D) Sclerenchyma, which have think cell walls high in lignin. Show Answer Correct Answer: A) Collenchyma, which are unevenly think. 13. In woody plants the dermal tissue is called the A) Dermal. B) Periderm. C) Epidermis. D) Phloem. Show Answer Correct Answer: B) Periderm. 14. What is the most essential ingredient for all living things? A) Air. B) Water. C) Soil. D) None of above. Show Answer Correct Answer: B) Water. 15. Hydrotropism is the movement of a plant due to? A) Chemicals. B) Light. C) Water. D) Physical contact. Show Answer Correct Answer: C) Water. 16. 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. 17. THE MORPHOLOGICAL NATURE OF THE EDIBLE PART OF COCONUT IS A) COTYLEDONS. B) ENDOSPERM. C) PERICARP. D) None of above. Show Answer Correct Answer: B) ENDOSPERM. 18. 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. 19. Which of the following process creates the most ATP during aerobic cellular respiration? A) Glycolysis. B) Calvin cycle. C) Electron transport chain. D) Citric acid cycle. Show Answer Correct Answer: C) Electron transport chain. 20. What molecule absorbs sunlight for photosynthesis? A) Chloroplast. B) Thylakoid. C) Grana. D) Chlorophyll. Show Answer Correct Answer: D) Chlorophyll. 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