Q3 of 59 Page 1

Write one negative effect, on the environment, of affluent life style of few persons of a society.

The affluent life style of few persons such as use of air conditioners, chloroform carbons has resulted in the depletion of ozone layer causing harmful radiations to reach the Earth’s surface.


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1

Write the name and structure of an alcohol with four carbon atoms in its molecule.

 2

What are those organisms called which bear both the sex organs in the same individual? Give one example of such organism.

 4

"The magnification produced by a spherical mirror is -3". List four information’s you obtain from this statement about the mirror/image.

 5

Forests are "biodiversity hot spot”. Justify this statement.