Set-14 General Science (English) Railway NTPC and Railway Group D 2019 Previous Year Questions | Study Virus

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We are providing the most important General Science Previous year Questions for RRB NTPC 2019, RRB Group D 2019, SSC 2019 and all other competitive exams. These questions have very high chances to be asked in RRB NTPC 2019, RRB Group D 2019.

Set-14 General Science Previous Year Questions

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1.Which of the following increases the rate of heart beat?
1. Peripheral nerves
2. Sympathetic nerves
3. Parasympathetic nerves
4. Cranial nerves

Ans:2

2. The deficiency of Niacin-a vitamin of B complex group causes the disease ________
1. Marasmus
2. Pellagra
3. Rickets
4. Night-blindness

Ans:2

3. Algal bloom results from –
1. Global warming
2. Salination
3. Eutrophication
4. Biomagnification

Ans:3

4. If waste materials contaminate the source of drinking water, which of the following diseases will spread?
1. Scurvy
2. Typhoid
3. Malaria
4. Anaemia

Ans:2

5. Symbiotic Bacteria responsible for the fixation of atmospheric nitrogen are present in –
1. Peas
2. Wheat
3. Corn
4. Oats

Ans:1

6. Children especially in western countries who receive very little sunshine suffer from –
1. Rickets
2. Dermatitis
3. Scurvy
4. Measles

Ans:1

7.Companion cells are unique to?
1. Bryophytes
2. Pteridophytes
3. Angiosperms
4. Gymnosperms

Ans:3

8.Lacrymal glands are situated in the?
1. Palms
2. Buccal cavity
3. Eye orbit
4. Stomach

Ans:3

9. Which mosquito is the carrier of Zika virus?
1. Culex
2. Aedes
3. Anopheles
4. Culiseta

Ans:2

10. The blotting technique used to identify the isolated protein is ________
1. Northern blotting
2. Western blotting
3. Southern blotting
4. Cloning

Ans:2

11. Sphygmomanometer measures the blood pressure in the
1. Veins
2. Arteries
3. Eyes
4. Synovial

Ans:2

12. The sigmoid colon is a part of
1. Small Intestine
2. Large Intestine
3. Pharynx
4. Rectum

Ans:2

13. The connective tissue that connects a muscle to a bone is
1. Cartilage
2. Ligament
3. Tendon
4. Interstitial fluid

Ans:3

14. Blood group was discovered by
1. Alexander Fleming
2. William Harvey
3. Landsteiner
4. Paulov

Ans:3

15. People with Down’s syndrome invariably affected by:
1. Huntington’s disease
2. Alzheimer’s disease
3. Meningitis
4. Brain haemorrhage

Ans:2

16. Normal blood pressure reading of an adult human:
1. 80/140 mm Hg
2. 120/80 mm Hg
3. 130/90 mm Hg
4. 160/95 mm Hg

Ans:2

17. ‘Red Data Book’ provides an account of
1. Endangered plants only
2. Fossil plants
3. Endangered plants and animals
4. Extinct animals only

Ans:3

18. Which one of the following chemicals is associated with muscle fatigue?
1. Uric acid
2. Acetic acid
3. Pyruvic acid
4. Lactic acid

Ans:4

19. Oxyntic cell is meant for the secretion of –
1. Pepsin
2. Enterokinase
3. Hydrochloric acid
4. Lactic acid

Ans:3

20.How many chromosomes are there in humans?
1. 36
2. 46
3. 56
4. 26

Ans:2

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