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4

The bacteria that gets into our body is consumed by

A. RBC

B. Blood platelets

C. Plasma

D. Phagocytes

Correct Answer :

D. Phagocytes


Related Questions

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The metallic part in haemoglobin is

A. Copper

B. Molybdenum

C. Nickel

D. Iron

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4

Cancer is induced by certain viruses called

A. poxviruses

B. adenoviruses

C. oncogenic viruses

D. herpesviruses

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4

AIDS is caused by the organisms which are

A. bacteria

B. fungi

C. viruses (HTLV III)

D. Protozoa

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4

Leaves Call off branches In the winter because of

A. fall in atmospheric pressure

B. completion of the duration of life of the plant

C. formation of separation (absciss layer) just outside the cork

D. shortening of day time

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The natural defence of our body against foreign germs is formed by

A. red corpuscles

B. white corpuscles

C. platelets

D. lymph

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Blood platelets are found in

A. all vertebrates

B. all chordates

C. mammals only

D. birds and mammals

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4

Hypogeal germination is found in

A. castor

B. onion

C. bean

D. bengal gram

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Injection of insulin causes

A. increase in glucose in blood

B. decrease in glucose in blood

C. increase in blood pressure

D. decrease in blood pressure

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4

Which one of the following is not an essential micronutrient for plants?

A. Boron

B. Zinc

C. Sodium

D. Copper

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4

Vestigeal organs are those which are

A. fully formed and functional

B. much reduced but functional

C. much reduced and functionless

D. fully formed but functionless

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4

Fishes send out their nitrogenous waste as

A. ammonia

B. urea

C. uric acid

D. sweat

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4

Injection of insulin causes

A. increase in glucose in blood

B. decrease in glucose in blood

C. increase in blood pressure

D. decrease in blood pressure

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4

The cellular and molecular control o( programmed cell death is known as

A. Apoptosis

B. Ageing

C. Degeneration

D. Necrosis

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4

Antisnake venom is prepared by

A. Pasteur institute

B. Hoffkine's institute

C. Birla's institute

D. Indian Science Institute

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4

The hypoglossal nerves are the pairs of the spinal nerves

A. First pair

B. Second pair

C. Third pair

D. Fourth pair

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4

The potato is a modified stem, is explained by the presence of

A. Branches

B. Leaves

C. Buds

D. Scale leaves and auxiliary buds

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4

In phototropism, auxins

A. Promote growth of cells

B. Inhibit cell division

C. Inhibit growth of cells

D. Stimulate differential growth of cells

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4

Oxygen transport is a function of

A. White Blood Corpuscles

B. Red Blood-Corpuscles

C. Blood Platelets

D. Plasma

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Hormones are carried from their place of production by

A. ducts

B. blood

C. lymph

D. muscus

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4

The 'father of genetics' is

A. Mendel

B. Morgan

C. Darwin

D. Muller

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Wallace's line is a line

A. drawn by Darwin

B. across the mountains

C. between two zoo-geographical areas

D. between different classes of animals

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During dehydration, the human body is usually lost by the human body is

A. sugar

B. sodium chloride

C. potassium chloride

D. iodine

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4

The human heart is

A. Neurogenic heart

B. Myogenic heart

C. Pulsating heart

D. Ampullary heart

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4

Chlorosis is the phenomenon where leaves have

A. more chlorophyll

B. less chlorophyll

C. no chlorophyll

D. patches of chlorophyll

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4

Milk fever in cows occurs due to lack of

A. Phosphates

B. Calcium

C. Iron

D. Iodine

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4

Diseases in plants can be caused by

A. virus

B. bacteria

C. fungi

D. All the above

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4

The enzyme that is necessary to bring about clotting of blood is

A. peptidase

B. amylase

C. lipase

D. thrombokinase

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4

Damage to hearing is caused by sounds which exceed

A. 70 decibels

B. 80 decibels

C. 100 decibels

D. 120 decibels

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The deficiency of Vitamin A which leads to poor vision during night is termed

A. nyctolopia

B. myopia

C. glaucoma

D. colour blindness

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Clotting of blood is

A. a chain reaction

B. reversible reaction

C. reflex action

D. no reaction