Top 100 Important Everyday Science Mcqs Set-7

41- Sickle cell anaemia is a:

A. Genetic disorder
B. Viral disease
C. Bacterial disease 
D. Disease due to vitamin deficiency

Answer : A. Genetic disorder

42- Female anopheles mosquito causes:

A. Cholera
B. Leprosy
C. Malaria
D. Dysentery

Answer : C. Malaria

43- Children may be protected by the injection of 'quadruple antigen' against:

A. Diphtheria, small pox, tetanus and leukaemia 
B. Diphtheria, measles, typhoid and polio 
C. Diphtheria, whooping cough, tetanus and polio
D. Diphtheria, small pox, measles and tuberculosis 

Answer : C. Diphtheria, whooping cough, tetanus and polio

44- Malaria spreads through the vector:

A. Tse-tse fly 
B. Culex mosquito 
C. Aedes mosquito
D. Anopheles mosquito

Answer : D. Anopheles mosquito

45- Epilepsy is a disease of the:

A. Skin
B. Nervous system
C. Heart
D. Respiratory system

Answer : B. Nervous system

46- Four mineral nutrients required in large quantities by humans are:

A. Phosphorus, calcium, sodium and magnesium
B. Calcium, sulphur, molybdenum and zinc
C. Potassium, copper, manganese and calcium 
D. Nitrogen, potassium, manganese and cobalt 

Answer : A. Phosphorus, calcium, sodium and magnesium

47- Which of the following can serve as a substitute for milk as regards the nutritional value?

A. Pulses
B. Roots and tubers 
C. Cereals
D. Leafy vegetables 

Answer : A. Pulses

48- The main function of hemoglobin is to:

A. Fight infections
B. Transport oxygen
C. Clot blood
D. Digest food

Answer : B. Transport oxygen

49- Moulds contaminated cereal and grain products are not fit for consumption because of:

A. Their foul smell 
B. The presence of maximum protein and starch in them
C. The presence of mycotoxin in them
D. The presence of phycotoxin in them

Answer : C. The presence of mycotoxin in them

50- Which of the following metals is low in content in meat?

A. Iron
B. Calcium
C. Copper
D. Phosphorus

Answer : B. Calcium

51- The most important requirement for the people of a flood hit area is:

A. BCG injection 
B. Small pox vaccination 
C. Inoculation against cholera 
D. None of these

Answer : C. Inoculation against cholera

52- Aphasia is an ailment which affects:

A. Speech
B. Eyesight
C. Memory
D. Hearing

Answer : A. Speech

53- Which of the following groups contains only antibiotics?

A. Chloromycetin, Tetramycin, Cortisone
B. Penicillin, Terramycin, Streptomycin
C. Penicillin, Streptomycin, ACTH
D. Sulphanilamide, DNA, Penicillin

Answer : B. Penicillin, Terramycin, Streptomycin

54- Which of the following substances is widely used as inhalation anesthetic?

A. Nitrogen
B. Nitrogen peroxide
C. Ammonia
D. Nitrous oxide

Answer : D. Nitrous oxide

55- Haemophilia is a hereditary disease carried by:

A. Females and expressed by males
B. Females and expressed by females
C. Males and expressed by females
D. Males and expressed by males 

Answer : A. Females and expressed by males

56- Lack of proper nutrition results in:

A. Fluorosis
B. Scurvy
C. Anaemia
D. Diabetes

Answer : D. Anaemia

57- The combination of foods providing protein quality nearest to that of meat is:

A. Bread and butter 
B. Wheat, dal and groundnuts 
C. Groundnuts and jaggery
D. Sprouted gram and groundnuts 

Answer : B. Wheat, dal and groundnuts

58- Which of the following statements about AIDS is correct?

A. It does not affect women 
B. It generally affects the brain 
C. AIDS virus can vary its genetic code outwitting vaccine
D. None of these

Answer : C. AIDS virus can vary its genetic code outwitting vaccine

59- In the balanced dietaries for a day of an adult working man, weights of carbohydrate food and total protein food should be in order of:

A. 420 gm and 420 gm respectively 
B. 420 gm and 600 gm respectively 
C. 600 gm and 420 gm respectively
D. 600 gm and 600 gm respectively

Answer : C. 600 gm and 420 gm respectively

60- Which of the following chemicals is used for preserving fruit juices?

A. Potassium nitrate
B. Sodium benzoate
C. Sodium hydroxide
D. Ammonium sulphate 

Answer : B. Sodium benzoate

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