True/ False
In organic farming chemical fertilizers are used.

Write a note on organic farming.

List any five chemical fertilizers rich in nitrogen.

What are the uses of chemical fertilizers ?

Assertion: Chemical fertilizers and pesticides are not only expensive but also pose environmental hazards Reason: Any mismanagement during application of chemical fertilizers and pesticides is likely to cause damage only to crops but also to man. If both Assertion and Reason are true and Reason is a correct explanation of Assertions. If both Assertion and Reason are true but Reason is not a correct explanation of Assertion. If Assertion is true but Reason is false. If both Assertion and Reason are false.

True or False Organic farming involves the replacement of chemical fertilizers and pesticides by biofertilizers and bio-pesticides.

How can microorganisms be used to decrease the use of chemical fertilizers and pests ?

What is organic farming ? Discuss the benefits

A chemical compound is used for making rayon fabrics and in fertilizers. What is the name of that chemical compound?