Question # 1

Exchange of materials between blood and surrounding tissues occurs in:

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Arteries

Veins

Capillaries

All of these

When A.F.A King did work on Malaria?

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1880

1881

1882

1883

There are ... types of photosynthesis pigments.

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One

Two

Three

Four

Cutting down of trees is known as:

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Habitat loss

Deforestation

Extinction

None of these

Example of Micromolecules is.

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Glucose

Starch

Lipids

Protein

Which is not the function of mitosis?

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Development and growth

Cell replacement and regeneration

Asexual reproduction

Sexual reproduction

When we add more substrate to an already occurring enzymatic reaction and there is no increase in the rate of reaction, what would you predict?

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All active site have been occupied by substrate molecules

The enzyme molecule have denatured

More substrate acted as inhibitor

More substrate has disturbed the pH of the medium

The chloroplast functions in______.

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ATP synthesis

Protein synthesis

Photosynthesis

DNA replication

Which one of the following stages of cell division is very different for animal and plant cells?

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Prophase

Metaphase

Anaphase

Cytokinesis

Which of the following tissue layer is found in all blood vessels?

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Smooth muscle

Endothelium

Skeletal muscle

Connective tissue

Horticulture belong to.

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Gardening

Poultry

Fishries

Modicine

Ali Ibn-e-Isa book on study of disease and surgery of eye is:

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Biology

Botany

Opthmology

Zoology

_________ atom is the principal building block of many kind of biomolecules.

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Oxygen

Carbon

Hydrogen

Nitrogen

Nitrobactor bacteria converts nitrites into:

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nitrogen

nitrates

urea

ammonia

Effective against brain and lungs cancer.

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Beta Endorphin

Interferon

Thymosin

Urokinase

Night blindness is caused due to the deficiency of _______ in body.

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Vitamin A

Lodopsin

Protein

Fats

In which of the following gaseous exchange occur through stomata?

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The leaves and young stems

Wood stems and nature roots.

Young roots

The aquatic plants

ABO blood system is controlled by a gene I The number of alleles I.The number of alleles of this gene are:

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two

three

five

many

The material that has weakened pathogenes.

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Antibiotic

Analgesic

Vaccine

Quinine

Is responsible for chemical co-ordination:

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Endocrine System

Central nervous system

Peripheral Nervous System

Autonomic Nervous System

Medicine prepared in Laboratory are called.

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Synthetic

Plants made

Animals made

Mineral made

The functional unit of kidney is called.

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Renal Pelvis

Nephron

Bowman's capsule

Renal Medulla

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