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4

The universal donor belongs to blood group

A. A

B. B

C. AB

D. O

Correct Answer :

D. O


Related Questions

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4

Calcium and phosphorus assimilation will depend on sufficient intake of

A. vitamin B complex

B. vitamin D

C. vitamin A

D. vitamin C

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4

The bile contains the pigments

A. haemoglobin and haemoerythrin

B. biliviridin and bilirubin

C. bilirubin and haemocyanin

D. haemoglobin and biliviridin

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4

Vitamin D is manufactured in a healthy human being by the action of _______ on the skin and absorbed in the blood stream.

A. ozone

B. radium

C. moonlight

D. sunlight

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4

When the earth was formed it had an atmosphere with

A. Hydrogen, Oxygen and Nitrogen

B. Water Vapour, Hydrogen and Oxygen

C. Oxygen, Carbondioxide and Nitrogen

D. Water Vapour, Ammonia and Methane

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4

Adaptation for flying is termed as

A. aquatic

B. volant

C. fossorial

D. cursorial

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4

Higher plants take up nitrogen as

A. Nitrites only

B. Nitrates only

C. Nitrates and Ammonia

D. Urea

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4

Human blood is oxygenated and purified in the

A. heart

B. lungs

C. liver

D. kidneys

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4

Which hormone is secreted when there is a rise in the blood glucose level?

A. Glucagon

B. Insulin

C. Nor-adrenaline

D. Thyroxine

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4

The cavities of the brain are filled with

A. Blood

B. Lymph

C. Water

D. Cerebrospinal fluid

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4

What do you mean by lentic biota?

A. Plants and animals in lakes and ponds

B. Plants and animals in forest

C. Plants and animals in sea water

D. Desert plants and animals

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4

The heart of the human embryo starts beating in the _____ week of its development.

A. second

B. third

C. fourth

D. first

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4

Memory is the responsibility of

A. cerebrum

B. cerebellum

C. medulla oblongata

D. spinal cord

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4

Aphids are

A. insect pests

B. fungal pests

C. bacterial pests

D. viral pests

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4

Which one of the following acts as a communication system?

A. Blood

B. Nerve

C. Lymph

D. Enzymes

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4

Scurvy is prevented by vitamin

A. A

B. B

C. C

D. D

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4

Loss of blood is

A. clotting

B. receding

C. healing

D. drying up

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4

Which one of the following is not caused by bacteria?

A. Tuberculosis

B. Typhoid

C. Cholera

D. Mumps

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4

It is possible to produce seedless tomato fruits by

A. applying trace elements in tomato fields

B. spraying mineral solution on plants

C. spraying harmones on flowers

D. applying fertilizers containing radioactive elements

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4

Blood plasma from which fibrinogen is removed is known as

A. serum

B. blood concentrate

C. lymph

D. antibody component

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4

The brain is covered by

A. meninges

B. bone

C. skin

D. All the above

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4

Mouth and foot diseases in cattle are caused by

A. Bacteria

B. Virus

C. Fungi

D. Pennicilium

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4

The spores of Puccinia formed on the leaves of wheat are called

A. Basidiospores

B. Ascidiospores

C. Uredospores

D. Pycnospores

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4

The spider spins its web from a liquid secreting from its

A. posterior silk gland

B. posterior abdomen glands

C. mouth

D. salivary glands

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4

The bird that lays the largest egg is

A. crow

B. ostrich

C. cuckoo

D. eagle

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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

Eosinophil™s are stained by

A. alkaline dyes

B. acidic dyes

C. neutral dyes

D. vital stains

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4

When one gene controls two or more different characters simultaneously, the phenomenon is called

A. Apomixis

B. Pleiotropy

C. Polyploidy

D. Polyteny

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4

The hypothesis that living matter originated in the past from non-living matter is supported by

A. Fossil records

B. Miller's experiments

C. Pasteur experiment

D. Spallanzeni experiment

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4

The saliva contains an enzyme called

A. ptyalin

B. pepsin

C. trypsin

D. erepsin

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4

The theory that believes that the first living organism came from another planet is known as

A. Catastrophism

B. Special creation

C. Organic evolution

D. Cosmozoic theory