Question # 1

Which food group is our body's best source of energy?

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Meat Group

Fats,oils and sweets

Breads and cereals

Milk and cheese

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

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Hypertension

Kidney stone

a and b

None

How many percent of the light falling on the leaf surface is absorbed:

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5%

6%

7%

1%

Any environment factor, the absence or deficiency of which can decrease the rate of a metabolic reaction known as:

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Unlimited factor

Limiting factor

Both

None

A gardner sees a large snake nearby. He knows that generally snakes sting, so the gardener ran away. The gardener did which of the following?

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Used reasoning

Used observation

Constructed a theory

Tested a hypothesis

The _________ is a major component of plant cell walls.

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Chitin

Peptiodglycan

Cellulose

Cholesterol

In most plants, the food is transported in the form of:

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Glucose

Sucrose

Starch

Proteins

Which enzyme breaks the peptide bods:

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Amylase

Protease

Lipase

None

Cell membrane i present in _______________ cells.

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Plants

Animals

Both

NOne

Plasmodium was named by:

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Ross

A.F.A.King

Laveran

None

Necrosis is death due to ............ cell damage.

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Unexpected

Accidental

Both a & b

None

One molecule of glucose when broken down into CO2 H2O in aerobic respiration generates ........... ATP molecules.

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36 ATP

37 ATP

38 ATP

None of them

The thin extensions of the inner mitochondrial membrane are known as ______.

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Cristae

Matrix

Thylakoids

Stroma

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