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Current Affairs January 2024

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4

The mouth of a river opening into the sea is termed as

A. shore line

B. littoral zone

C. continental shelf

D. estuary

Correct Answer :

D. estuary


Related Questions

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Which of the following diseases is not caused by a virus?

A. Cancer

B. Rabies

C. AlDS

D. Severe Acute Respiratory Syndrome (SARS)

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4

The thrombocytes are associated with

A. blood coagulation

B. transport of respiratory gases

C. removal of nitrogenous wastes

D. all the above

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4

The ultimate substances to which the carbohydrates are degraded are

A. amino acid

B. glycerol

C. glucose

D. maltose

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4

Cancer cells are more easily damaged by radiation than normal cells because they are

A. different in structure

B. non-dividing

C. starved of nutrition

D. undergoing rapid division

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4

Pulse rate is measured in the wrist by observing the jerks of blood In the

A. veins

B. capillaries

C. arteries

D. nerves

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4

Green plants In the sea are useful for respiration of flash because they

A. release oxygen

B. release carbon dioxide

C. release oxygen and carbon dioxide simultaneously

D. take oxygen and give out carbon dioxide

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4

Evergreen forests are confined to

A. Equatorial region

B. Temperate region

C. Alpine region

D. Arctic region

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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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4

Milk fever in cows occurs due to lack of

A. Phosphates

B. Calcium

C. Iron

D. Iodine

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4

Waldeyer gave the name

A. microsome

B. chromosome

C. ribosome

D. lysosome

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

A. Apoptosis

B. Ageing

C. Degeneration

D. Necrosis

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The science of improving the hereditary qualities of future generations of mankind is referred to as

A. genetics

B. eugenics

C. epigenesist

D. epistasis

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4

Hydrotropism means the growth of roots

A. away from water

B. towards water

C. into water

D. out of water

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4

Which element in chillies causes burning sensations?

A. Capsaicin

B. Cyanogen

C. Ammonia

D. Capsicum

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4

Total number of amino acids in plants is

A. 10

B. 20

C. 30

D. Plenty

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The theory that all animals and plants are made up of cells and they could arise only from pre-existing cells was propounded by

A. Robert Hooke

B. Matthias Schleiden and Theodore Schwann

C. Purkinije

D. Leuwenhoek

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4

Which of the following diseases is water borne?

A. Cholera

B. Malaria

C. Filiariasis

D. None of the above

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4

The plant hormone which promotes ripening of fruits is

A. auxin

B. ethylene

C. gibberellin

D. cytokinin

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4

What are top carnivores?

A. biggest carnivores

B. tigers

C. all carnivorous animals

D. carnivores that are not eaten by any other animal

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4

The plant that is dispersed with the help of water is

A. mango

B. coconut

C. teak

D. paddy

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4

Whooping cough is caused by

A. Salmonella

B. Bacillus pertussis

C. Variola

D. Vibriona

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4

The disease Goitre is caused in persons who do not have in their diet sufficient

A. calcium

B. sodium

C. iodine

D. iron

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The hormones are carried to target organs through the

A. blood

B. lymph

C. water

D. corpuscles

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Insulin is concerned with the metabolism of

A. sugar

B. fats

C. proteins

D. vitamins

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4

Measles is caused by

A. bacteria

B. fungus

C. virus

D. protozoan

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4

Egg laying animals are referred to as

A. viviparous

B. oviparous

C. ovoviviparous

D. vegetative

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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

What are the symptoms of retinal deficiency?

A. Dry skin

B. Rough skin

C. Night blindness

D. Sensitiveness to light and ulcers

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4

The blood clotting requires the vitamin

A. A

B. B

C. C

D. K

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4

The metallic part of haemoglobin is

A. copper

B. molybdenum

C. nickel

D. iron