Question # 1

_____________ is the total variety of life on earth.

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Biological diversity

Chemical divesity

Physical diversity

All of above

When fibrinogen makes blood clot,it separates from blood and the remainder is called:

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Plasma

Lymph

Serum

Puss

The cells which can divide in plants are:

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Sclerenchyma cells

Collenchyma cells

Parenchyma cells

Meristematic cells

Volvox is example of.

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Red alga

Brown Alga

Green alga

Blue green alga

..................... Organisms cannot carry out photosynthesis.

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Autotrophic

Heterotrophic

Both

None

Mendal experimented on ____________ plants.

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Potato

Pea

Rose

Pine

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

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

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Constipation

Diarrhea

Both

None

No of steps of biological method are

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Six

Seven

Two

Eight

Vitamin which acts as co-enzyme is:

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Vitamin A

Vitamin K

Riboflavin

All of these

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

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Stomach

Liver

Intestine

All

Aspirin is categorized as:

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A drug from animals

A synthetic durg

A drug form plants

A drug from minerals

The function of kidneys is;

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urine formation

food transport

absorption of food

removal of oxygen

A muscle which contract and straightens the joints called;

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Flexor

Receptor

Exrensor

Effector

Variation selected for their transmission to next generation are:

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Favourable

Continuous

Discontinuous

None of these

Adenine always pairs with:

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Guanine

Cytosine

Uracil

thymine

The hardes connective tissue of body is:

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cartilage

ligaments

bone

tendons

Bacterium which prepares human growth hormones was synthesized in.

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1980

1910

1970

1977

The female reproductive part of flower is:

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Carpels

Sepals

Petals

Stamens

Each trait studied in pea plant had ___ distinct form.

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1

2

3

4

Which joints allow no movement?

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Moveable joints.

Slightly moveable joints

Immoveable joints

None of these

How many carciogens are present in cigarette smoke?

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40

50

60

70

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