WHUICE size of the image is smaller or bigger than the size of the
object.
13. What are fossils?
14. In a bakery, baking powder was not added while preparing cake. The
cake obtained was hard and small in size. What is the reason for this?
15. What is geotropism?
16. Water mixed with the milk is taken in beaker 'A' and sugar solution is
taken in beaker 'B! Light is passed through both the beakers. In
which beaker the path of light is visible? Why?
17. What is a chemical combination reaction?
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Answer:
the substance which gives heat on burning is called fossils.
Because of tartaric acid .
the growth movement or plant response to gravity is called geotropism.
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