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

Question # 1

The ileum is about ................ meters long.

Choose an answer

2.6

2.5

2.4

2.3

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Question # 2

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

Choose an answer

Tongue

Teeth

Salivary glands

All

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Question # 3

The pancreas produces digestive enzymes and releases them into the:

Choose an answer

Colon

Gallbladder

Liver

Duodenum

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Question # 4

Low ..... level can cause people to develop anemia.

Choose an answer

Calicium

Vitamin

Iron

Protein

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Question # 5

_____________ is also known as retinol.

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Vitamin A

Vitamin B

Vitamin D

Vitamin E

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Question # 6

Rickets develops due to deficiency of _____________ vitamin.

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Question # 7

The hepatic portal vein carries blood from the _______to the_______.

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Small intestines, liver

Small Intestines, heart

Liver, heart

Small intestines, colon

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Question # 8

Where are the villi found?

Choose an answer

Esophagus

Stomach

Small intestine

Large intestine

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Question # 9

In adult human, the esophagus is about _____________ long.

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25 cm

25 mm

25 m

25 ft

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Question # 10

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 # 11

Breaking of large molecules of fats into small droplets is called:

Choose an answer

Emulsification

Digestion

Assimilation

Egestion

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Question # 12

In the stomach pepsinogen is converted into:

Choose an answer

Pepsin

Bicarbonate

HCl

GAstrin

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Question # 13

Trypsim acts on ............. .

Choose an answer

Protein

Carbohydrates

Vitamin

Lipids

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