This quiz works best with JavaScript enabled. Home > Crop Physiology > Crop Physiology – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Crop Physiology Quiz 4 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. This plant loves the warm season A) Spinach. B) Broccoli. C) Poinsettia. D) Pansy. Show Answer Correct Answer: C) Poinsettia. 3. Photosynthesis will work best in which temperature range A) 50-60 degrees F. B) 60-70 degrees F. C) 65-85 degrees F. D) 85-95 degrees F. Show Answer Correct Answer: C) 65-85 degrees F. 4. What are the steps of Respiration? A) Food is used for plant energy, Occurs in all cells, Energy is released, Oxygen is used, Carbon Dioxide is produced, Water is produced, It occurs in light and dark. B) Food is used for plant energy, Energy is released, Occurs in all cells, Oxygen is used, Water is produced, Carbon Dioxide is produced, It occurs in light and dark. C) Food is used for plant energy, Energy is released, Occurs in all cells, Water is produced, Oxygen is used, Carbon Dioxide is produced, It occurs in light and dark. D) None of above. Show Answer Correct Answer: B) Food is used for plant energy, Energy is released, Occurs in all cells, Oxygen is used, Water is produced, Carbon Dioxide is produced, It occurs in light and dark. 5. #7 is made up of ..... A) Filament and anther. B) Style and stigma. C) Style and anther. D) Filament and stigma. Show Answer Correct Answer: A) Filament and anther. 6. Poison Ivy growing on a tree by touch. A) Gravitropism. B) Phototropism. C) Thigmotropism. D) Hydrotropism. Show Answer Correct Answer: C) Thigmotropism. 7. World Ozone Day is celebrated on ; A) 16th September. B) 22nd April. C) 21st April. D) 5th June. Show Answer Correct Answer: A) 16th September. 8. The first stable product of fixation of atmospheric nitrogen in leguminous plants is? A) NO3-. B) Glutamate. C) Ammonia. D) NO2-. Show Answer Correct Answer: C) Ammonia. 9. The study of functions and the complex chemical processes that allow plants to grow is known as A) Plant taxonomy. B) Plant physiology. C) Plant nutrition. D) Photosynthesis. Show Answer Correct Answer: B) Plant physiology. 10. What are the words above and below the equal sign of the photosynthesis equation? A) Light Energy, Chlorophyll. B) Chlorophyll, Light Energy. C) Glucose, Water. D) Water, Glucose. Show Answer Correct Answer: A) Light Energy, Chlorophyll. 11. Fruit and leaf drop at early stages can be prevented by the application of; A) Ethylene. B) Auxins. C) Gibberellic acid. D) Cytokinins. Show Answer Correct Answer: B) Auxins. 12. Plants grown in low light or darkness develop a severe case of stretching known as: A) Tropism. B) Etiolation. C) Geo. D) None of above. Show Answer Correct Answer: B) Etiolation. 13. Conversion of glucose into starch and other chemicals A) Polymerization. B) Phosphorylation. C) Photosynthesis. D) Photolysis. Show Answer Correct Answer: A) Polymerization. 14. What's the temperature range of photosynthesis? A) 60-80. B) 70-80. C) 65-85. D) 75-85. Show Answer Correct Answer: C) 65-85. 15. 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. 16. Stomatal movement is not affected by ; A) O2 concentration. B) CO2 concentration. C) Light. D) Temperature. Show Answer Correct Answer: A) O2 concentration. 17. The gas produced as a result of Transpiration A) Carbon dioxide. B) Water vapour. C) Oxygen. D) Air. Show Answer Correct Answer: B) Water vapour. 18. ROOT HAIRS DEVELOP FROM THE REGION OF ..... A) MERISTEMATIC ACTIVITY. B) ROOT CAP. C) MATURATION. D) None of above. Show Answer Correct Answer: C) MATURATION. 19. What part of the plant does photosynthesis occur? A) Roots. B) Leaves. C) Flower petals. D) Pollen. Show Answer Correct Answer: B) Leaves. 20. Which organelle does photosynthesis take place in? A) Mitochondrion. B) Chlorplast. C) Cytoplasm. D) Nucleus. Show Answer Correct Answer: B) Chlorplast. ← PreviousNext →Related QuizzesCrop Physiology Quiz 1Crop Physiology Quiz 2Crop Physiology Quiz 3Crop Physiology Quiz 5Crop Physiology Quiz 6Crop Physiology Quiz 7Crop Physiology Quiz 8Crop Physiology Quiz 9Crop Physiology Quiz 10Crop Physiology Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books