Can you think of other examples from our daily lives where the concept of perimeter is used? Give any three examples.

What are Vestigial organs? Give any three examples.

Give three examples from our daily life which are in the form of (i) a cone (ii) a sphere (iii) a cuboid (iv) a cylinder (v) a pyramid.

Give any three examples from your surroundings where you need accuracy in measurement.

a) Explain Darwinian theory of evolution with the help of one suitable example. State the two key concepts of the theory. b) Mention any three characteristics of Neanderthal man that lived in near east and central Asia.

What do you understand by the term couple? State its effect .Give two examples in our daily life where couple is applied to turn a body.

Give three examples of angles from your environment.

Can a substance exist in all the three states of matter? Give an example.

Give three examples of sulfa drugs and write their main uses.

Give two examples of the motion of big objects where the object can be treated as a particle and where it cannot be?

Give one example where high specific heat capacity of water is used as a heat reservoir.