Light plays an important role in the life of all organism. Name any three physiological processes in plants which are ffected by light.

Electromagnetic radiations with wavelength: gamma_3 play an important role in maintaining the earth's warmth. Name the part of electromagnetic spectrum to which these radiations belong.

Name any three plastids which do not synthesize food.

Name any five hybrid varieties of crop plants which have been developed in India.

Which process plays an important role to bring back water on the surface of the earth ?

These questions consist of two statements each,printed as Assertion and Reason.While asnwering these questions you are required to chose any one of the following four responses. If both Assertion and Reason are true and Reason in correct explanation of Assertion. If both assertion and Reason are true but reason is not correct explanation of Assertion. If Assertion is true but Reason is false. If both Assertion and Reason are false. Assertion:Chlorine plays important role in dark reactions of photosynthesis. Reason: Chlorine plays an important role in process of seed germination.