Question # 1

Plants form beneficial relationships with soil bacteria fungi in order to:

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Avoid diseases

Absorption of minerals

Transpire more water

All of these

When do the atria contract?

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Before diastole

After systole

During diastole

During systole

Group of species having similar character is called ____________

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Family

Classes

Genus

Order

Economically study of animals is called.

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Biohysics

Biochemistry

Biogeograhy

Bioeconomics

.............. have no membrane bounded nucleus.

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Prokaryotic cells

Eukaryotic celss

Both

NOne

The phenomenon of spread of tumor is called:

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Malignant

Benign

Metastasis

Mitosis

The first step in the cycle of an enzyme is;

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Substrate binds to enzyme

Substrate converted

Products released

Enzyme become free

Who suggested that mosquitoes are involved in the transmission of malaria?

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Laveran

Ronald Ross

A.F.A king

None of these

The air enters the leaf through __________

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Pits

Stomata

Mesophyll

Xylem vessels

Biodiversity is the source of:

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Food

Fibers

Rubber and oil

All of these

................. is an important port of ulcer formation.

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Cigarette smoking

Over eating

Spicy food

All

Programmed cell death is called ............... .

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Apoptosis

Necrosis

Both a & b

None

An enzyme, which breaks down starch is:

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Protease

Amylase

Tripsn

Lipase

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