Question

1. Assertion: Cell theory was put forward by Schleiden and Schwann. Reason: It is applicable to all cells including viruses. II. Assertion: Agricultural output increased several times after introduction of DDT Reason: DDT was the first insecticide used on a wide scale. III. Assertion: Light is not considered as matter. Reason: Light does not occupy space, has no mass or volume. IV. Assertion: Burning of coal is a physical change. Reason: When coal is burnt, the chief component, carbon is changed to carbon dioxide. This process cannot be reversed. V. Assertion: If the displacement of body is zero, the distance covered by it may not be zero. Reason: Displacement is a vector quantity and distance are a scalar quantity. ctions in one word:- (185)​

Answer 1

Answer:

Copper sulphate +Iron → Iron sulphate + copper Write the products in this reaction

answer in short