Question

$\red{No\: SPAM!}$

Can anyone provide me $\boxed{CBSE\:10\:BOARD\:PAPER\:of\:SCIENCE\:OR\:MATHS}$



$thanks \: in \: advance$
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Answer 1

Section - A

1. If you could use any source of energy for heating your food which one would you prefer? State one reason for your choice.

2. Write the function of voltmeter in an electric circuit.

Section - B

3. What happens to the image distance in the normal human eye when we decrease the distance of an object, say 10 m to 1 m? Justify your answer.

4. List two different functions performed by pancreas in our body.

5. How it can be proved that the basic structure of the Modern Periodic Table is based on the electronic configuration of atoms of different elements.

OR

The electronic configuration of an element is 2, 8, 4. State its:

(a) Group and period in the Modern Periodic Table.

(b) Name and write its one physical property.

Section - C

6. How can we help in reducing the problem of waste disposal? Suggest any three methods.

OR

Define an ecosystem. Draw a block diagram to show the flow of energy in an ecosystem.

7. List three advantages each of:

(i) exploiting resources with short terms aims, and

(ii) using a long term perspective in managing our natural resources

8. What is a rainbow? Draw a labeled diagram to show the formation of a rainbow.