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Current Affairs January 2024

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4

Baldness is seen only in the males because

A. it is a male disorder

B. it is linked with male Y chromosome

C. it is influenced by male hormone

D. females cover it up with wigs

Correct Answer :

C. it is influenced by male hormone


Related Questions

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4

Riboflavin is otherwise known as

A. vitamin B-complex

B. vitamin B2

C. vitamin A

D. vitamin E

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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

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

The cortex of human brain normally consists of

A. five billion, two hundred million cells

B. nine billion, two hundred million cells

C. six billion, two hundred million cells

D. eight billion, two hundred million cells

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4

The gestation period for the elephant is

A. 10 months

B. 15 months

C. 22 months

D. 30 months

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4

Which of the following crops helps in nitrogen fixation?

A. Rice

B. Wheat

C. Maize

D. Beans

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4

Antisnake venom is prepared by

A. Pasteur institute

B. Hoffkine's institute

C. Birla's institute

D. Indian Science Institute

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4

Synthesis of nutrients by green plants is called

A. photo-oxidation

B. photo-respiration

C. photo-synthesis

D. photo-periodism

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4

Cutting and layering are the methods of plant propagation usually referred to as

A. asexual reproduction

B. sexual reproduction

C. vegetative reproduction

D. gardening

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4

Which one of the following is essential for blood clotting?

A. RBC

B. WBC

C. Blood platelets

D. Lymph

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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

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4

Valves are present inside

A. arteries

B. capillaries

C. veins

D. aorta

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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 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

Appearance of offspring resembling their remote ancestor is called

A. Atavism

B. Lethality

C. Mutation

D. Progeny

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4

Kwashiorkar is characterised by

A. dermatitis, changes in hair pigments and retarded brain growth

B. excretion of creatine in excess

C. tyrosinosis and alcaptonuria

D. None of these

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4

In case of a heart attack a hormone is injected as an emergency measure. Which one is it?

A. Thyroxine

B. Vasopressin

C. Heparin

D. Insulin

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4

Modern classification of the living world recognise ___________ kingdoms.

A. two

B. three

C. four

D. five

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4

Excess of amino-acids are broken down to form urea in the

A. Liver

B. Kidney

C. Spleen

D. Rectum

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4

The phenomenon of summer sleep by animals is called

A. hibernation

B. aestivation

C. laziness

D. lethargy

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4

The latest drug for cancer is obtained from

A. Strychnos nuxvomica

B. Vinca rosea

C. Atropa belladona

D. Phyllanthus niruri

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4

Injection of insulin causes

A. increase in glucose in blood

B. decrease in glucose in blood

C. increase in blood pressure

D. decrease in blood pressure

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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

Spiders can take only

A. solid food

B. liquid food

C. plant juice

D. flesh of dead animals

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4

The counting of RBC's can be performed by

A. Haemocytometer

B. Haemoglobinometer

C. Clinostat

D. Thermometer

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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

Pneumonia is ,a bacterial disease caused by the type of bacteria called

A. Bacilli

B. Cocci

C. Sprilli

D. Vibrio

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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

The potato is a modified stem, is explained by the presence of

A. Branches

B. Leaves

C. Buds

D. Scale leaves and auxiliary buds

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4

Animals that feed only on dead flesh are

A. herbivorous

B. carnivorous

C. omnivorous

D. carrion-eaters