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4

Measles is caused by

A. bacteria

B. fungus

C. virus

D. protozoan

Correct Answer :

C. virus


Related Questions

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4

Scurvy is a disease caused by the deficiency of vitamin.

A. A

B. B

C. C

D. D

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4

Savannah is

A. grass land

B. desert

C. forest

D. snow clad mountains

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4

The hormone which is Popularly called as stress hormone is

A. Epinephrine

B. Cortisone

C. Thyroxine

D. Insulin

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4

The best and easy method of control of crop pests is by

A. crop rotation

B. chemicals

C. quarantine

D. biological control

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4

Dr Khorana's work relates to

A. synthesis of simple DNA

B. genetic code

C. reduction of mutation

D. synthesis of RNA from bacterial cell

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4

The oldest era is

A. Palaeozoic

B. Mesozoic

C. Cenozoic

D. Proterozoic

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4

Name the nematode which lives in lymph vessels of man.

A. Ascaris

B. Hook worm

C. Filarial worm

D. Guinea worm

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4

The 'mad-cow disease' (Jakob-Creutzfeldt disease) is produced by certain

A. bacterium

B. virus

C. viroid

D. prion

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4

The theory of use and disuse was used to explain evolution by

A. Lamarck

B. Darwin

C. De Vries

D. Wallace

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4

Bird nu is a disease which affects and spreads through

A. Cattle

B. Sheep

C. Prawn

D. Poultry

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4

Vessels proceeding to the heart are

A. veins

B. arteries

C. capillaries

D. lymph ducts

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4

Waldeyer gave the name

A. microsome

B. chromosome

C. ribosome

D. lysosome

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4

Man has ____ pairs of salivary glands.

A. 3

B. 4

C. 6

D. 8

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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

The disease in which blood clotting does not take place is known as

A. xerophthalmia

B. haemopoiesis

C. haemophilia

D. haemoerythrin

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4

The part of the eye behind the lens is filled with

A. aqueous humor

B. vitreous humor

C. lymph

D. blood

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4

The endocrine glands secrete

A. bile

B. harmones

C. sweat

D. genes

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4

Niche' refers to

A. place of living

B. type of food

C. place of living and type of food

D. food and movement

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4

The blood of cockroach shows the following characteristics except one. Mark it.

A. It serves to distribute nutrient directly to every part of the body

B. It contains several kinds of corpuscles without haemoglobin

C. It collects metabolic wastes

D. It carries oxygen

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4

Organisms which synthesise their own food are called

A. autotrophs

B. heterotrophs

C. saprotrophs

D. auxotrophs

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4

The grouping of blood is based on substances called

A. antibodies

B. antigens

C. antitoxin

D. enzymes

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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

Aphids are

A. insect pests

B. fungal pests

C. bacterial pests

D. viral pests

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4

Plants grown in darkness show

A. stout stem

B. long internodes

C. bigger leaves

D. no growth at all

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4

Blood clotting requires vitamin

A. A

B. B

C. C

D. K

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4

Tse-Tse fly is the vector for

A. malarial parasite

B. try peorosoma

C. piroplasm

D. microfilaria

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4

What is the bacterial disease in lime fruits?

A. Phythophthora

B. White rust

C. Citrus canker

D. Smut disease

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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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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

Tuberculosis is caused by

A. tobacco

B. tubers

C. bacteria

D. virus