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4

The human heart is

A. Neurogenic heart

B. Myogenic heart

C. Pulsating heart

D. Ampullary heart

Correct Answer :

B. Myogenic heart


Related Questions

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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

Which among the following is a communicable disease?

A. Beri Beri

B. Diabetes

C. Leucoderma

D. Dysentery

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4

The protoplasm of a child is exactly the same as that of its

A. mother

B. father

C. grandfather

D. identical twin

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4

Vitamin D is known as anti-rachitic vitamin because it cures the deficiency disease called

A. Rickets

B. Beriberi

C. Xerophthalmia

D. Sterility

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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

The external ears of man are intended for

A. ornaments

B. scattering sound waves

C. collect sound waves

D. beauty

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4

Which one of the endocrine glands disappears after puberty?

A. Thyroid

B. Thymus

C. Adrenals

D. Pituitary

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4

Prions are composed largely of

A. DNA

B. proteins

C. RNA

D. None of these

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4

Malarial parasite is brought to human host by

A. male anopheles mosquito

B. female anopheles mosquito

C. male culex

D. female culex

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4

The artificial kidney operates on the principle of

A. dialysis

B. diffusion

C. osmosis

D. active transport

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4

Under the immunisation programme's Govt. of India is providing vaccination to prevent some vaccine-preventable diseases. Which of the following is NOT one of them?

A. Tuberculosis

B. Diphtheria

C. Tetanus

D. Plague

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4

Enzymes are produced by

A. endocrine glands

B. exocrine glands

C. liver

D. spleen

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4

Carbohydrates are mainly needed for

A. growth

B. immunity

C. repair

D. energy

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4

An inherited characteristic which does not appear in one generation but can appear in the next is called

A. dominant

B. recessive

C. homozygous

D. heterozygous

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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

Human blood is oxygenated and purified in the

A. heart

B. lungs

C. liver

D. kidneys

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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

Rate of mutation can be increased in plants by

A. More manure

B. More pesticides

C. X-ray

D. More light

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4

Blood cancer is otherwise called

A. Leukaemia

B. Leucoderma

C. Leucocytopenia

D. Erythrocemia

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4

Lecuminous plants are recommended for rotation of crops because they

A. kill harmful insects

B. require little amount of water

C. help in Nitrogen fixation

D. are cash crops

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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

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

Whale reproduces by

A. ovipary

B. vivipary

C. ovovivipary

D. fission

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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

Turner's syndrome is a disease caused by

A. bacteria

B. virus

C. fungus

D. chromosomal imbalance

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4

The metallic part in haemoglobin is

A. Copper

B. Molybdenum

C. Nickel

D. Iron

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4

Which among the following is a balanced fertiliser for plants?

A. Urea

B. Ammonium Sulphate

C. Nitrates

D. Compost

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4

The geotropism of the roots that makes them grow towards gravity is said to be

A. positive

B. negative

C. neutral

D. oblique

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4

Charles Darwin was influenced in his work by

A. Wallace

B. Lamarck

C. Malthus

D. Mendel

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4

Which one of the following is both an exocrine and an endocrine gland?

A. Gastric glands

B. Pancreas

C. Salivary glands

D. Liver