Assertion: The technique of growing plants in a nutrient solution is known as hydroponics
Reason: Hydroponics is used for commercial production of vegetables such as tomato, seedless cucumber and lettuce.

Options

A. If both assertion and reason are true and reason is the correct explanation of assertion
B. if both assertion and reason are true but reason is not the correct explanation of assertion
C. if assertion is true but reason is false
D. if both assertion and reason are false

Answer

B

Explanation

The soilles production of plants is called hydroponics. Solution culture is used for raising soilless flowers and vegetables. Plants are raised in small tanks of concrete or metal. The upper covering has supports for plants. The narrow tanks are provided with nutrient solution a pump circulates air as well as nutrient solution. roots of the plants are therefore regularly provided with aerated nutrient solution hydroponics is useful in areas having thin. infertile and dry soils. out of season vegetables like tomato, seedless cucumber, lettuce and flowers can also be obtained using this techinque.