25 GK questions and answers in english | Important gk questions for RRB NTPC and Group D | Top GK

25 GK questions and answers in english | Important gk questions for RRB NTPC and Group D | Part 5

Railway NTPC and Group D GK

In this video All Exam GK Support give you 25 gk questions and answers in english for any competitive exams. Most important gk questions for RRB NTPC and Group D are collected. Many of these general knowledge questions came on previous railway exams. We collect lucent gk, history gk, geography gk, polity gk, economic gk, computer gk together. Watch the full video of GK Questions by All Exam GK Support. Friends please subscribe my channel for more letest update.

Q1. Which among the following is available on Earth in maximum quantity ?

A) Nitrogen

B) Hydrogen

C) Oxygen

D) Sulphur dioxide

Ans: B

Q2. Whose autobiography is the ‘Cutting Edge’ ?

A) Zaheer Abbas

B) Wasim Akram

C) Saeed Anwar

D) Javed Miandad

Ans: D

Q3. Which book discusses Sanyasi Revolt ?

A) Neel Darpan

B) Anand Math

C) Sumer dator

D) Pather Panchali

Ans: B

Q4. Which is the most discussed river in the Rig Veda ?

A) Ganga

B) Yamuna

C) Saraswati

D) Indus

Ans: D

Q5. In which of the following cities will first information technology university of Madhya Pradesh be opened ?

A) Bhopal

B) Indore

C) Gwalior

D) Jabalpur

Ans: C

Q6. Economic planning is an essential characteristics of which of the following ?

A) Capitalist economy

B) Socialist economy

C) Mixed economy

D) Dual economy

Ans: C

Q7. The capital Magadha Kingdom in the beginning was at -

A) Vaishali

B) Pataliputra

C) Rajgriha

D) Varanasi

Ans: C

Q8. The velocity of sound _____ with the increase in temperature.

A) Increases

B) Decreases

C) Remains unchanged

D) None of these

Ans: A

Q9. The boiling point and freezing point of water at the Celsius Scale are respectively :

A) 0°C & 100°C

B) 212°C & 32°C

C) 100°C & 0°C

D) 32°C & 212°C

Ans: C

Q10. What is the unit of gravitational constant ?

A) Nm^2/Kg^2

B) N/m^2Kg^2

C) Nm/Kg^2

D) Nm/Kg

Ans: A

Q11. How many images are made between two parallel mirrors ?

A) Two

B) Three

C) Infinite

D) Four

Ans: C

Q12. Which of the following planet is called the Evening star ?

A) Venus

B) Mercury

C) Neptune

D) Mars

Ans: A

Q13. Which metal is extracted from the Hematite ore ?

A) Aluminium

B) Iron

C) Sodium

D) Calcium

Ans: B

Q14. What is Nylon ?

A) Synthetic fibres

B) Cellulose

C) Natural fibres

D) Artificial silk

Ans: A

Q15. ‘Ceres’ is a :

A) Comets

B) Asteroids

C) Planets

D) Constellations

Ans: B

Q16. In the Galvanic cell :

A) Electrical energy converts into chemical energy

B) Chemical energy converted into electrical energy

C) Mechanical energy converts into chemical energy

D) None of these

Ans: B

Q17. Which is the powerful oxidizing allotropic form of oxygen ?

A) Cinnabar

B) Copper pyrite

C) Ozone

D) Acid rain

Ans: C

Q18. Which of the following is an active constituent of tea and coffee ?

A) Nicotine

B) Asprin

C) Caffeine

D) Chlorophyll

Ans: C

Q19. Which substance is dissolved in tears ?

A) Starch

B) Urea

C) Common Salt

D) Co2

Ans: C

Q20. Which energy is presence in the child who runs on the roof of the building ?

A) Kinetic Energy

B) Potential Energy

C) Static Energy

D) Static and Kinetic

Ans: D

Q21. The molecular weight of water is equal to :

A) 20 gm

B) 18 gm

C) 19 gm

D) 22 gm

Ans: B

Q22. What is the symbol of Gold ?

A) Au

B) Ge

C) Hg

D) Ar

Ans: A

Q23. Man is superior to other animals in the functioning of his :

A) Cerebellum

B) Medula

C) Nerves

D) Cerebrum

Ans: D

Q24. Darwin’s theory of natural selection involves :

A) Over reproduction

B) Survival of the fittest

C) Competition

D) All of these

Ans: D

Q25. The main use of salt in the diet is to :

A) Make the taste of food better

B) Ease the process of cooking

C) Increase the solubility of food particles in water

D) Produce in small amounts the hydrochloric acid required for the digestion of food

Ans: D

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