Latest Science and Technology General Knowledge(GK) Questions and answers

1 .

An advantage to group therapy is that groups

A)

less time

B)

economical

C)

social support

D)

None of the above

Correct Answer : Option (C) - social support

Group Therapy is a form of psychotherapy in which one or more therapists treat a small group of patients to describe and discuss their problems. Group therapy allows individuals to develop self-awareness and better understand themselves by listening to others with similar issues in the context of their relationships.

An advantage to group therapy is that groups are source for social support.

2 .

Which of the following uses a nonrenewable energy source to make electricity?

A)

wind mill

B)

power plant

C)

swimming pool

D)

All of the above

Correct Answer : Option (B) - power plant

A power plant uses a nonrenewable energy source to make electricity. A power plant uses coal for making power production. A power plant (Thermal) uses coal or petroleum to produce electricity that is non-renewable resources.

3 .

Which Indian state produces the maximum wind energy?

A)

Tamil Nadu

B)

Karnataka

C)

Maharashtra

D)

Himachal Pradesh

Correct Answer : Option (A) - Tamil Nadu

Tamil Nadu tops the list of states with the largest installed wind power generation capacity in the country. The state's total wind capacity at the end of 2018 stood at 8,631 Mw while its total installed electricity generation capacity stood at 30,447 Mw at the end of 2018, with wind

Gujarat houses the second-largest installed wind power generation capacity in the country. The state’s total wind capacity at the end of 2018 stood at 6,044 Mw while its total installed electricity generation capacity stood at 31,382 MW at the end of 2018, with the wind sector’s share at 19.25 per cent.

Maharashtra houses the third-largest installed wind power generation capacity in the country. The state’s wind capacity at the end of 2018 stood at 4,789 Mw while its total installed power generation capacity stood at 43,779 Mw at the end of 2018, with the wind sector’s share at 11 per cent.

Karnataka houses the fourth-largest installed wind power generation capacity in the country. The state’s wind capacity at the end of 2018 stood at 4,584 Mw while its total installed power generation capacity stood at 27,199 Mw at the end of 2018,

Rajasthan houses the fifth-largest installed wind power generation capacity in the country. The state’s wind capacity at the end of 2018 stood at 4,300 Mw while its total installed electricity generation capacity stood at 21,833 Mw at the end of 2018, with the wind sector’s share at 20 per cent.

Andhra Pradesh houses the sixth-largest installed wind power generation capacity in the country. The state’s wind capacity at the end of 2018 stood at 4,007 Mw while its total installed electricity generation capacity stood at 23,726 Mw at the end of 2018, with the wind sector’s share at 17 per cent

Madhya Pradesh houses the seventh largest installed wind power generation capacity in the country. The state’s wind capacity at the end of 2018 stood at 2,520 Mw while its total installed electricity generation capacity stood at 21,873 Mw at the end of 2018, with the wind sector’s share at 11.52 per cent.

Telangana’s installed wind capacity at the end of 2018 stood at 128 Mw while its total installed power generation capacity stood at 15,944 Mw at the end of 2018, with the wind sector’s share at 0.80 per cent.

Kerala’s installed wind capacity at the end of 2018 stood at 53 Mw while its total installed power generation capacity stood at 5,083 Mw at the end of 2018, with the wind sector’s share at 1.04 per cent.

4 .

Which of the following is an example of quantitative data?

A)

Measurement of physical objects

B)

Data projection

C)

Counter

D)

All of the above

Correct Answer : Option (D) - All of the above

5 .

Which of the following is known as thinnest layer of the earth?

A)

Core

B)

Mantle

C)

Crust

D)

None of the above

Correct Answer : Option (C) - Crust

It is the thinnest layer of the Earth. *The crust is 5-35km thick beneath the land and 1-8km thick beneath the oceans..

The Earth can be divided into four main layers: the solid crust on the outside, the mantle, the outer core and the inner core. Out of them, the crust is the thinnest layer of the Earth, amounting for less than 1% of our planet's volume.

6 .

Which of the following vector transmits the causative agent of sleeping sickness, Trypanosoma brucei to human host

A)

House fly

B)

Sand fly

C)

Tsetse fly

D)

Triatomine bug

Correct Answer : Option (C) - Tsetse fly

7 .

Sweating is an

A)

Exothermic process

B)

Energy neutral process

C)

Endothermic process

D)

None of the above

Correct Answer : Option (C) - Endothermic process

8 .

When cool air flows from a high mountain region to a lower elevation

A)

Air will condense to form large amount of dew

B)

Moisute content of the air will increase

C)

Undergoes adiabatic cooling

D)

Undergoes adiabatic warming

Correct Answer : Option (D) - Undergoes adiabatic warming

9 .

Which waves are the fastest travelling waves during an Earthquake

A)

N - waves

B)

P - waves

C)

Q - waves

D)

Rayleigh waves

Correct Answer : Option (B) - P - waves

P waves travel fastest and are the first to arrive from the earthquake. In S or shear waves, rock oscillates perpendicular to the direction of wave propagation. In rock, S waves generally travel about 60% the speed of P waves, and the S wave always arrives after the P wave.

10 .

Pure water is a bad conductor of electricity because it is

A)

a very good solvent

B)

a non-polar solvent

C)

feebly ionized

D)

not volatile

Correct Answer : Option (C) - feebly ionized