Question # 1

Neurons carry messages in the form of.

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Electromagnetic waves

Electro chemicla waves

Transverse waves

Longitudinal waves

Strong alkalis have pH value.

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3 to 7

1 to 2

7 to 13

13 to 14

The word acid is derived form.

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Arabic word

English word

Latin word

Greek word

A student pushes against a tree with a force of 10 newtons. The tree does not move. What is the amount of force exerted by the treen on the student.

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0

5 N

10 N

20 N

In humna body spinal nerves have pairs.

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12

13

31

32

The organism whose cells and plasmids are usually used in genetic engineering are.

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Viruses

Bacteria

Algae

Fungi

International space station was built with the collaborations of ...... countries.

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20

21

18

19

Na is symbol of.

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Neon

Nitrogen

Sodium

None of these

It is an anti -viral proteins.

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Vaccines

bet- endorphin

Interferon

Growth hormone

pH value of milk of magnesia.

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7

11

9

14

Carbon burns in air to release energy along with the formation of.

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Carbon dioxide and hydrogen

Carbon monoxide and hydrogen

Carbon di oxide

Carbon dioixe and water

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