Crop and Environment MCQs-13

1. The visible symptom of chlorosis (yellowing of leaves) in plants is most commonly a sign of deficiency in which element?

2. The practice of growing two or more crops simultaneously on the same land in a mixed pattern is called ———–

3. Which essential plant nutrient is primarily derived from the air rather than the soil?

4. In the absence of the natural greenhouse effect, the Earth’s global mean surface temperature would be approximately___________

5. Chilling injury, a physiological disorder caused by exposure to low but non-freezing temperatures, is most commonly associated with __________________

6. —————- plants complete their life cycle (seed to seed) in a single growing season

7. The temperature at which the air becomes saturated with water vapor and condensation begins, is called the __________________

8. Rice plants grow best in the temperature range of ————–

9. —————— is the amount of water vapor present in the atmosphere relative to the maximum it can hold at a given temperature

10. The temperature range in which crop growth is maximum is called ———-