If we excessively use pesticides to protect the crops from diseases, then it may cause lion-term damage to mankind'. Justify this statement.

How does a vaccine protect us from diseases?

If we need to protect our crops from mosquitoes then we can use

Safe drinking water protects us from_____ diseases.

Should we use pesticides to protect the crops and foods from pests? Or should we think of alternatives? Write your opinion and the reasons for it.

____ protects us from getting the diseases over a long period of time .

Our crops suffer from many diseases. Indicate the disease caused by virus

Excessive use of fertilizers, pesticides and insecticides to increase crop yield leads to