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

Question # 1

In the stomach, pepsinogen is converted into;

Choose an answer

Pepsin

Bicarbonate

HCI

Gastrin

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Question # 2

The removal of undigested food from body is called ............. .

Choose an answer

Digestion

Egestion

Inhalation

None

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Question # 3

Healthy skin & hairs are maintained by .............. .

Choose an answer

Fats

Protein

Carbohydrates

Vitamins

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Question # 4

Oral cavity opens into .............. .

Choose an answer

Phyranx

Lyranx

Trachea

Bronchi

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Question # 5

Plants lacking ............ appear chlorotic.

Choose an answer

Mg2

All

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Question # 6

Which of the following are parts of large intestine?

Choose an answer

Caecum, colon, rectum

Caecum, appendix, ileum

Colon, reactum, anux,

Caecum, jejunum, ileum

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Question # 7

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 # 8

The process of breaking down large droplets of fat into small droplets of fat is called:

Choose an answer

Emulsification

Absorbtion

Peristalsis

Digestion

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Question # 9

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

Choose an answer

Cardiac

Muscular

Both

None

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Question # 10

A protein found in the rod cells of retina of eye is:

Choose an answer

Trypsin

Pepsin

Rhodopsin

None of these

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Question # 11

............ is loose, watery stools.

Choose an answer

Constipation

Diarrhea

Both

None

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Question # 12

Good calcium along with low salt and high potassium intake prevents from:

Choose an answer

Hypertension

Kidney stone

a and b

None

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