100 Science Questions and Answers for RRB NTPC
With which of the following are the terms hypoglycemia and hyperglycemia related?
(A) body fat
(B) Blood sugar
(C) cancer
(D) none of these
Correct Answer : B
Cynophobia is related with __________.
(A) Fear of insects
(B) Fear of dogs or rabies
(C) Fear of Mirrors
(D) Fear of snow
Correct Answer : B
Plants that grow in highly salty soil are called?
(A) Xerophyta
(B) Mesophyta
(C) Halophyta
(D) Thallophyta
Correct Answer : C
Which of the following is NOT a part of the endocrine system?
(A) Pineal gland
(B) Salivary gland
(C) Thymus
(D) Adrenal gland
Correct Answer : B
Water from soil enters into root hairs by
(A) Capillary Pressure
(B) Osmotic Pressure
(C) Root Pressure
(D) None of the above
Correct Answer : A
The full form of DNA is:
(A) deoxyribeneutral acid
(B) deltanucleic acid
(C) deoxyribonucleic acid
(D) dyoxyenucleic acid
Correct Answer : C
Which of the following is not a simple tissue?
(A) Xylem
(B) Parrenchyma
(C) Collenchyma
(D) Sclerenchyma
Correct Answer : A
Carrier of Dengue disease is
(A) Aedes mosquito
(B) Culex mosquito
(C) Housefly
(D) Anopheles mosquito
Correct Answer : A
Malaria is caused by
(A) Plasmodium falciparum
(B) Entamoeba
(C) Retrovirus
(D) Salmonella
Correct Answer : A
Refrigeration is the process, due to which
(A) Bacterias are killed
(B) Decreases the growth of bacteria
(C) Efficiency of bacterial is restrained
(D) Bacteria are converted into plasma
Correct Answer : C
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