Questions

Q:

Two identical solid pieces, one of gold and other of silver, when immersed completely in water exhibit equal weights. When weighed in air (given that density of gold is greater than that of silver)

A) the gold piece will weigh more B) the silver piece will weighmore
C) both silver and gold pieces weigh equal D) weighing will depend on their masses
 
Answer & Explanation Answer: B) the silver piece will weighmore

Explanation:

As it is said that density of gold is greater than that of density of silver, so silver occupies a greater volume than gold. So it has more upthrust from the water, although they both show the same weight under water, there is more silver present. Hence silver piece will weigh more.

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Filed Under: Physics
Exam Prep: Bank Exams

0 3508
Q:

Which best summarizes the concept of natural selection?

A) the fittest organisms survive and reproduce B) an organism will always adapt to its environment
C) an organism will always mutate to survive D) a mutation always makes a species fitter
 
Answer & Explanation Answer: A) the fittest organisms survive and reproduce

Explanation:

Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

1 3507
Q:

Which of the statements given below are correct?

A) In 2017, Michael Carrick captained the Premier League team Manchester United.

B) Sergio García won the Golf 2017 ANA Inspiration.

C) In 2018 IPL auctions, Kolkata Knight Riders retained Axar Patel.

 

A) Only A B) Both B and C
C) Both A and B D) None of these
 
Answer & Explanation Answer: A) Only A

Explanation:
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Filed Under: Sports
Exam Prep: Bank Exams

0 3507
Q:

I am whole but incomplete. I have no eyes, yet I see. You can see, and see right through me. My largest part is one fourth of what I once was.

What am I?

Answer

A Skeleton is what is whole but incomplete, have no eyes, yet can see. We can see, and see right through it. The largest part is one fourth of what it once was i.e body.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

4 3507
Q:

What is the measurement at remote distances by means of a radio -link from the object to the ground called?

Answer

Telemetry

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Subject: General Science

12 3505
Q:

Who among the following was the advisor to the Drafting Committee of Constiuent Assembly

A) B.Shiva Rao B) B.R.Ambedkar
C) Sachchidananda Sinha D) B.N.Rau
 
Answer & Explanation Answer: D) B.N.Rau

Explanation:
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Filed Under: Indian Politics

5 3504
Q:

Why does the sea appear blue in colour?

A) Reflection of the sun light from water surface B) Interference of the sun light from water surface
C) Scattering of the sunlight by water molecules D) refraction of the sun light
 
Answer & Explanation Answer: C) Scattering of the sunlight by water molecules

Explanation:

Sea appears blue in colour due to the scattering of the rays when they hit water molecules

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Filed Under: Physics

1 3503
Q:

The grouping of blood is based on substances called 

A) antibodies B) antigens
C) antitoxin D) enzymes
 
Answer & Explanation Answer: B) antigens

Explanation:

The red blood corpuscles  or erythrocytes usually carry antigens and there are two types of antigens. The A group persons have antigen A in their red corpuscles and the B group have antigen B in their red corpuscles. The AB group person have both antigen A and antigen B in their erythrocytes. The 'O' group persons have no antigens in their red corpuscles.

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Filed Under: Biology

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