The season in which the winter wheat reaches maturity is
Autumn
Spring
Winter
Summer
What is especially required during the ripening of crops?
Moisture
Wind
Water
Temperature
Which among the following provides physical support to the plants?
Root
Soil
Rock
The rainfall condition of Prairie grassland is
25-50cm
50-75cm
75-100cm
100-125cm
What is absolutely essential for the life and growth of the plants?
