Question # 1

The hepatic portal vein caries blood from the ____________ to the _______.

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Small intestines, liver

Small intestines, heart

Liver, heart

Small intestines, colon

............... metabolism is a major component stem & leaf growth.

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Nitrogen

Oxygen

Carbon

All

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

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1:2

2:1

2:2

3:2

Which of the following does not occur in the oral cavity?

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Lubrication of the food

Beginning of protein digestion

Breaking the food into small fragments

All of the above do occur in the oral cavity

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

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Digestion

Egestion

Inhalation

None

Which of the following is not a macronutrient?

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Nitrogen

Oxygen

Carbon

Nickel

Nitrogen is present in:

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Carbohydrates

Protein

Nucleic acid

Lipids

The process of lubrication & digestion steels in ............... .

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Oral cavity

Phyranx

Oesophagus

Stomach

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

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Vitamin A

Vitamin B

Vitamin D

Vitamin E

Prolonged Vitamins A deficiency can lead to ................... blindness.

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Day

Night

Both

None

What may be the reason that children need more calcium and iron?

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Both calcium and iron for bones

Both calcium and iron for blood

Calcium for blood and iron for bones

Calcium for bones and iron for blood

There are ............. types of dietary fibers.

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One

Two

Three

Four

Following are not fat-soluble vitamins.

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A and D

E and K

B and C

D and E

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

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