Question # 1

There are ... types of photosynthesis pigments.

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One

Two

Three

Four

............... is an essential requirement of photosynthesis.

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CO2

H2O

O2

All

The light reactions of photosynthesis take place on the _____________ of chloroplasts.

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Stroma

Thylakoid membrane

Lumen

Sacs

Vitamin which acts as co-enzyme is:

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Vitamin A

Vitamin K

Riboflavin

All of these

How many kinds of organisms inhabit the earth?

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1 million

5 million

10 million

10 billion

There are about ____________ different kind of vertebrates on earth.

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12,000,00

47,000

12,000

47,500

Function of cell wall is:

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Cell wall

Plasma membrane

Both

None

An enzyme, which breaks down starch is:

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Protease

Amylase

Tripsn

Lipase

The stomach capacity is about ........................ .liters.

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1 liter

2 liter

3 liter

LL of above

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

Cellular organization is absent in:

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Viruses

Bacteria

Algae

Protozoans

Number of bones in both feets is :

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108

126

22

54

The substance used for the treatment, cure, prevention or diagnosis of disease are called:

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Modicinal drugs

Narcotics

Hallucinogens

Sedatives

In an ecosystem the flow of _________ is one way, while _________ is/are constantly recycled.

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Minerals, energy

Energy minerals

Oxygen, Energy

Glucose, water

Where the sperms of male rabbit are deposited in the female rabbit?

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Horns

Cervix

Follicle

Ovaries

in the life cycle of plants how many generations alternate with each other?

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two

four

five

three

Gaseous Exchange in cow takes in:

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Bronchi

Tranchea

Pharynx

Alveoli

Which one of the example of abiotic factor?

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Decomposoer

Light

Water

Soil

During binary fission, how many cells are formed?

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Two daughter cells

Four cells

Many cells

All of these

When Sir Alexander Fleming was awarded by Nobel prize on the discovery of penicillin?

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1881

1955

1945

1912

Cloning is latest method of :

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Tissue culture

Vegetation propagation

Cutting

Grafting

The human genome project was started in.

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1990 AD

1991 AD

1992 AD

1993 AD

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