[ imp mcq*] Important Science Questions with Answers

Important Science Questions with Answers for all competitive exams 

most imp mcq /quiz /question answers of science for competitive exams.

 Q. What is English Ivy?

(a) A famous football league

(b) a purple colored flower

(c) A common poisonous plant in USA

(d) A type of English tea

Ans: (c) A common poisonous plant in USA

Q. Which one of the following organisms does not breed by budding?

(a) Coral

(b) Hydra

(c) Sponge

(d) Annelida

Ans: (d) Annelida

Q. Which of these animals release molecular oxygen in water?

(a) E. coli

(B) Amiibo

(c) Salmonella enterica

(d) Phytoplankton

Ans: (d) Phytoplankton

 Q. What is Epidemiology?

(a) Study of the occurrence and spread of the disease in a large population

(b) Study of malnutrition in large population.

(c) Study of health care provisions for large population.

(d) Study of diagnosis and symptoms of cholera disease.

Ans: (a) Study of the occurrence and spread of the disease in a large population

 Q. There is a diagnostic test for West Blatt …..

(a) plague

(b) Leprosy

C) H.I.V.

(d) typhoid

Ans: (c) H.I.V.

 Q. Cirrhosis disease affects which part of the body?

(a) brain

(b) liver

(c) heart

(d) kidney

Ans: (b) Liver

 Q. Sleep apnea is related to sleep …

(a) China

(b) to talk

(c) Killing

(d) smiling

Ans: (c) Killing

 Q. Which of the following is not a reason for formation of kidney stone?

(a) drinking more water

(b) diabetes mellitus

(c) Taking oxalate-rich nuts

(d) Excessive consumption of stone-making foods

Ans: (a) Drinking more water

 Q. Osteoporosis is related to which disease?

(a) bone

(b) heart

(C) kidney

(d) lungs

Ans: (a) Bone

 Q. Which of these pollutants found in water causes 'minimata' disease?

(a) Salmonella

(b) Methyl Mercury

(c) lead

(d) Percolrate

Ans: (b) Methyl Mercury

 Q . Generally: Which of the following is not a cause of cancer?

(a) Environmental factors

(b) genetic mutation

(c) genetic modification

(d) transmission

Ans: (d) Transmission

 Q .. By which zika virus is transmitted in humans?

(c) Beetles

(b) Rabbit

(a) Rat

(d) Mosquito

Ans: (d) Mosquito

Q.Choose different from the following in the following: smallpox, measles, fever, meningitis

(a) smallpox

(b) measles

(c) fever

(d) encephalitis

Ans: Fever

 Q..Which does 'P' refer to in the vaccine vaccine?

(a) Psoriasis

(b) Pertussis

(c) Pancolitis

(d) Parkinson

Ans: (b) Pertussis

 Q. Chicken pox is caused by which virus?

(a) West Nile

(b) varicella

C) herpes simplex

(d) Rhinovirus

Ans: (b) Varicella