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Current Affairs January 2024

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4

Sickle cell anaemia is due to

A. deficiency of vitamin B

B. deficiency of iron in the blood

C. a genetically determined defect of haemoglobin synthesis

D. increase in the number of leucocytes in the blood

Correct Answer :

C. a genetically determined defect of haemoglobin synthesis


Related Questions

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4

Insulin was isolated from a dog's pancreas for the first time by

A. Insulein

B. Edward Sharpey - Shafer

C. Sanger

D. Banting and Best

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4

Depletion of ozone in the stratosphere will lead to

A. increased incidence of skin cancer in man

B. global cooling

C. global warming

D. increased incidence of cardio * respiratory diseases in man

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4

Certain diseases cause congestion of lungs as a result of whkh blood circulation through lungs may be greatly reduced, Which part of the heart may be distended in such a condition

A. Left side of the heart

B. Right side of the heart

C. Both ventiricles

D. Both auricles

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4

Minamata disease is due to

A. Lead poisoning

B. Zinc poisoning

C. Mercury poisoning

D. DDT poisoning

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4

The projected population of India in year 2001 is

A. 688 million

B. 839 million

C. 950 million

D. 1032 million

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4

The present rate of growth of human population is aproximately

A. 1.0% per annum

B. 1.5% per annum

C. 1.8% per annum

D. 2.0% per annum

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4

Which of the following atmospheric gases strongly absorbs the heat energy and retards rediative cooling of earth

A. Ozone

B. Carbon dioxide

C. Sulphur dioixide

D. Nitrogen oxides

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4

PAN - Peroxyacetylnitrate which produces burning sensation in the eyes, and causes coughing and headache is formed by a photochemical reaction between

A. nitrogen oxide and carbon monoxide

B. nitrogen oxide and hydrocarbons present in automobile exhaust

C. nitrogen oxide and hydrogen chloride

D. none of these

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4

The air pollutant that causes pulmonary oedema and haemorrhage is

A. sulphur dioixde

B. nitrogen oxides

C. hydrogen chloride

D. all of these

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4

Addiction of LSD will eventually lead to

A. illucination

B. damage of lungs

C. mental and emotional disturbances

D. damage to kidneys

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4

Surgical removal of gall bladder in man, would lead to

A. impairment of digestion of fat

B. impairment of digestion of proteins

C. jaundice

D. increased acidity in the intestine

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4

The damage due to radiations depends upon

A. developmental stage of an organ

B. age and sex of the organism

C. type of organism exposed

D. all of these

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4

If vasa deferens of a man are surgaically cut or gutted (Vasectomy)

A. sperms in semen will be non-nucleated

B. semen will be without sperms

C. spermatogenesis will not occur

D. sperms will be non-motile

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4

Adenoid is the disease in which

A. tonsils enlarge

B. thyroid enlarges

C. splem enlarges

D. glandular tissue at the back of nose enlarges.

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4

Which of the following is a helminth disease

A. Filaria

B. Filariasis

C. Diphtheria

D. Floriasis

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4

BCG vaccine is used to cure

A. pneumonia

B. tuberculosis

C. emphysema

D. cataract

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4

Arteriosclerosis, coronary heart disease, osteoporosis, diabetes, hypothyroidism are examples of

A. congenital diseases

B. infectious diseases

C. deficiency diseases

D. degenerative diseases

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4

The clinical test used for screening blood samples before transfusion is

A. ELISA test

B. Hela test

C. Western blot test

D. None of these

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4

An antibody is a

A. molecule that specifically inactivates an antigen

B. WBC which invades bacteria

C. secretion of mammalian RBC

D. component of blood

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4

Which of the following disease is found in Negroes only

A. Haemophilia

B. Sickle cell anaemia

C. Tryponosomiasis

D. Filariasis

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4

Angina pectoris, characterised by pain in chest on left side is due to

A. defective nutrition

B. infection by bacteria

C. inadequtae supply of oxygen to the heart muscles

D. defective functioning of the valves of heart

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4

Widal test is used for susceptibility to

A. malaria

B. cholera

C. yellow fever

D. typhoid

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4

Passive immunity can be clamed by

A. antigens

B. antibodies

C. antibiotics

D. vaccination having weakened germs

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4

Diphtheria disease is connected with

A. lungs

B. liver

C. throat

D. blood

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4

The Headquarters of World Health Organisation (WHO) is located at

A. New York

B. Paris

C. Geneva

D. London

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4

Pleurisy is caused when the pleura is

A. inflamed

B. damaged

C. ruptured

D. intact

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4

AIDS is caused by

A. Blood cancer

B. HTLV-II

C. Bacterium

D. TMV virus

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4

Which of the following is a matching pair of the vector and the disease

A. Culexfilariasis

B. Houseflytyphoid

C. Body lousetyphoid

D. Sandflyplague

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4

Which of the following is primarily concerned with destroying pathogens

A. Tonsils

B. Liver

C. Kidneys

D. Lymphatic tissues

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4

Gambusia is

A. disease of the pancreas

B. a fish which is a predator on mosquito larvae and is important in biological control of malaria

C. a drug used in treating tuberculosis

D. none of these