General Science Quiz – 5 – RRB Group D & ALP 2018

Hello and welcome to exampundit. Here is a set of General Science Quiz on miscellaneous topic for RRB Group D & ALP 2018 Examination.

 

1. Chromosomes are made up of
(a) DNA
(b) Protein
(c) DNA and Protein
(d) RNA

Answer

Option: C

 

2. The danger signals are red while the eye is more sensitive to yellow because
(a) absorption in red is less than yellow and hence red is visible from a distance
(b) scattering in yellow light is less than red
(c) the wavelength of red light is more than yellow light
(d) none of the above reasons

Answer

Option: C

This is because the scattering in red light is less than that of yellow colour. The longest visible wavelength is red and the shortest is violet. The wavelength of red light is more than yellow light.

 

3. Hemophilia is –
(a) caused by bacteria
(b) caused by virus
(c) caused by pollutants
(d) a hereditary defect

Answer

Option: D

Hemophilia is a hereditary defect.

 

4. In human body, vitamin A is stored in the –
(a) liver
(b) skin
(c) lung
(d) kidney

Answer

Option: A

In human body, vitamin A is stored in the liver.

 

5. Ondometer is a –
(a) Measuring instrument for distance covered by motor wheels
(b) Measuring instrument for frequency of electromagnetic waves
(c) Device for measuring sound intensity
(d) Measuring instrument for electric power

Answer

Option: B

Ondometer is a measuring instrument for frequency of electromagnetic waves.

 

6. Which acid is used in rubber, textile, leather and electroplating industries ?
(a) Ethanoic acid
(b) Methanoic acid
(c) Malanic acid
(d) Butairic acid

Answer

Option: B

Methanoic acid is a colorless, pungent smelling liquid with a boiling point 373.5 K. Due to the presence of aldehyde-like hydrogen, it is powerful reducing agent.It reduces Tollen’s reagent and Fehling’s solution. It is used in rubber, textile, dyeing, leather and electroplating industries.

 

7. For a person having hypermetropia, the near point is ……..
(a) Greater than 20 cm
(b) Lesser than 25cm
(c) Greater than 25cm
(d) Lesser than 30cm

Answer

Option: C

Hypermetropia Myopia is corrected by spectacles having concave lens.Near point of aperson suffering from hypermetropia is more than 25cm.

 

 

8. Cryogenic is a science deals with
(a) High Temperatures
(b) Low Pressure
(c) High Pressure
(d) Low Temperature

Answer

Option: D

Cryogenics is the study of the production and behaviour of materials at very low temperatures.

 

9. Wood Spirit is which of the following ?
(a) Ethyl Alcohol
(b) Propanol
(c) Methyl Alcohol
(d) Butanol

Answer

Option: C

Wood spirit is a poisonous colorless liquid used as a solvent and fuel; ingestion may cause blindness or death. Called also methyl or wood alcohol.

 

10. Which of the following is chief source of Napthalene ?
(a) Moth balls
(b) Mothflakes
(c) Tar Camphor
(d) Coal tar

Answer

Option: D

Naphthalene is an organic compound with formula C 10H 8. It is the simplest polycyclic. Naphthalene is the most abundant single component of coal tar.

 

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