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Biology 9th Class English Medium Chapter 8 Online Test MCQs With Answers

Question # 1

Oesophague is .......... centimeters long.

Choose an answer

10 cm

25 cm

20 cm

None

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Question # 2

Stomach open into ............... .

Choose an answer

Small intestine

Large intestine

Both a and b

None

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Question # 3

According to FAQ more than -------people die of starvation every day:

Choose an answer

10,000

3,000

25,000

50,000

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Question # 4

................. prevent rickets in children & aoreomalacia in adults.

Choose an answer

Vitamin A

Vitamin E

Vitamin D

Vitamin K

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Question # 5

........................ helps in grinding of food .

Choose an answer

Tongue

Teeth

Salivary glands

All

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Question # 6

................. produce bile.

Choose an answer

Stomach

Liver

Intestine

All

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Question # 7

Dietary deficiency of ..................... is quite common.

Choose an answer

Vitamin A

Vitamin B

Vitamin D

Vitamin E

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Question # 8

In carbohydrates the ratio of hydrogen two oxygen atoms is ................ .

Choose an answer

1:2

2:1

2:2

3:2

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Question # 9

The hepatic portal vein carries blood from the _______to the_______.

Choose an answer

Small intestines, liver

Small Intestines, heart

Liver, heart

Small intestines, colon

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Question # 10

Heart diseases are caused by using:

Choose an answer

Saturated fatty acids

Unsaturated fatty acids

Proteins

Too much carbohydrates

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Question # 11

If gram of carbohydrates is fully oxidized it produce about .............. kilojoules of energy.

Choose an answer

16 Kilojoules

17 Kilojoules

18 Kilojoules

19 Kilojoules

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Question # 12

The connection between stomach & esophagus is called ............. sphincter.

Choose an answer

Cardiac

Muscular

Both

None

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Question # 13

After processes in oral cavity food is changed into:

Choose an answer

Chyme

Bolus

Undigented & degests food

None of these

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