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Current Affairs January 2024

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4

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

A. red corpuscles

B. white corpuscles

C. platelets

D. lymph

Correct Answer :

B. white corpuscles


Related Questions

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4

Which of these is most consistently observed in Vitamin B12 deficiency?

A. Pigmentation of skin

B. Red, sore tongue with capillary atrophy

C. Megaloblastic anemia

D. Absence of tendon reflexes

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4

The country's first 'brain bank' that can store up to 300 human brains has been opened at

A. Alleppey

B. Bengaluru

C. Bhubaneshwar

D. Mumbai

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4

Diabetes is caused by

A. fall in insulin level

B. increase in insulin level

C. eating too much sugar

D. decrease in glucose

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4

Timberline shows

A. a line of trees

B. the limit of the forest

C. annual rings

D. height of trees

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4

For which of the following is insulin treatment given?

A. Cancer

B. Diabetes

C. Asthma

D. Typhoid

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4

The age of a tree can be determined by

A. counting the number of annual rings

B. thickness of the bark

C. the bulk of the tree

D. the number of leaves

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4

Bacteria utilising radiant energy to prepare food are

A. chemosynthetic bacteria

B. heterotrophic bacteria

C. photosynthetic bacteria

D. free living bacteria

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4

Plants growing in sunlight are called

A. sciophytes

B. hydrophytes

C. xerophytes

D. heliophytes

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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

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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4

Gases of Jupiter' are

A. Ammonia, Methane, Hydrogen

B. Sulphur, Urethane, Oxygen

C. Carbon, Phosphorus and Oxygen

D. Nitrogen, Hydrogen and Chlorine

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4

Which among the following is a Cast growing tree?

A. Teak

B. Eucalyptus

C. Banyan

D. Coconut

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4

What is the other name for the brain?

A. myelon

B. encephalon

C. cephalon

D. All the above

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4

The tallest tree in the world Sequoia™ is found in

A. UK

B. USA

C. former USSR

D. China

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4

Heart is made up of

A. nonstriated muscle

B. cardiac muscle

C. connective tissue

D. nervous tissue

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What is an antigen?

A. toxic substance

B. a kind of protein

C. blood platelets

D. blood corpuscles

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4

Insulin is produced in the human body by the

A. Heart

B. Kidney

C. Liver

D. Pancreas

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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

Small pox is caused by

A. bacteria

B. fungus

C. virus

D. algae

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4

The valve between the right auricle and right ventricle is called

A. Tricuspid

B. Bicuspid

C. Monocuspid

D. Semilunar

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4

Fusarium causes the wilting of the cotton plants by

A. clogging the vessels

B. producing toxic substance

C. causing necrosis of roots

D. killing the leaves

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4

India's first transgenic crop was

A. Potato

B. Brinjal

C. Sugarcane

D. Bt cotton

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4

The dreaded virus which, on reaching the central nervous system, produces spasms of the muscles of the throat and the cheat while swallowing, and is sure to kill the patient is

A. Poliomyelitis virus

B. AIDS virus

C. Smallpox virus

D. Rabies virus

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4

Two tall plants, each being a hybrid and carrying a recessive factor for dwarfness are crossed. What proportion of their offspring will be dwarf?

A. 0.5

B. 0.25

C. 0.75

D. 1

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4

Valves are present inside

A. arteries

B. capillaries

C. veins

D. aorta

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4

Somato Tropic Hormone is concerned with

A. Body growth

B. Metamorphosis

C. Digestion

D. Reproduction

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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

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

Polyploid wheat does not normally show an increase in

A. size

B. vigour

C. length of the life cycle

D. resistance to desease

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4

The specific gravity of blood is

A. lower than water

B. higher than water

C. same as water

D. many times that of water