Crop and Environment MCQs-18

1. Which environmental variable primarily regulates the timing of crop developmental stages (phenology), such as flowering and maturity?

2. The most important factor controlling flowering in short-day plants is ———-

3. Crop simulation models are primarily used to ________

4. Which factor contributes most to crop yield variability across different locations?

5. Xerophytes often store water in ————

6. High crop productivity requires ___________

7. In plant ecology, ———— are specifically adapted to thrive in habitats with low sunlight intensity

8. Adaptation helps plants to survive under ————-

9. In cereal crops such as wheat, excessive rainfall during the grain-filling stage generally results in _______

10. The primary role of phytochrome in photoperiodism is ———