Crop and Environment MCQs-18

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

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

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

4. High crop productivity requires ___________

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

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

7. Xerophytes often store water in ————

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

9. Crop simulation models are primarily used to ________

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