Questions

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 3505
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

7 3504
Q:

Which of the statements given below are correct?

 

A) In 2017, Giannis Antetokounmpo played for the NBA team Houston Rockets.

B) In 2018 IPL auctions, Kings XI Punjab retained Axar Patel.

C) In 2017, David Warner captained the IPL team Royal Challengers Bangalore.

 

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

Explanation:
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Filed Under: Sports
Exam Prep: Bank Exams

0 3504
Q:

Which of the following cities is the first mono rail inaugurated?

A) Delhi B) Mumbai
C) Kolkata D) Bangalore
 
Answer & Explanation Answer: B) Mumbai

Explanation:
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Filed Under: General Awareness

4 3503
Q:

The Kinetic energy of gas molecules

A) is unaffected by temperature variations B) decreases with increase of temperature
C) increases with decrease of temperature D) increases with increase of temperature
 
Answer & Explanation Answer: D) increases with increase of temperature

Explanation:

Kinetic Energy K.E = 12mV2  or 

K.E V2, Where 'm' is the mass and 'v' is the velocity of molecules.

 

Velocity is proportional to temperature. Hence, KE is proportional to temperature and would increase with temperature.

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Filed Under: Chemistry
Exam Prep: AIEEE

18 3503
Q:

An element X forms an oxide XO_{_{3}}, what ihe valency of X

A) 1 B) 2
C) 3 D) 6
 
Answer & Explanation Answer: D) 6

Explanation:
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Filed Under: Chemistry

3 3503
Q:

Who amongst the following is the author of the book " Development as Freedom" ?

A) M.S. Swaminathan B) C. Rangarajan
C) Y.V. Reddy D) Amartya Sen
 
Answer & Explanation Answer: D) Amartya Sen

Explanation:
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Filed Under: General Awareness

2 3502
Q:

You have recently been promoted to a project manager for a clinical testing facility. The team is developing a new product that will cut down on testing interval requirements for a new seizure management medication. After you become involved with the project, you decide to add more research reports, which the customer did not request. This is an example of 

A) Good customer service scope B) Scope creep
C) Due diligence D) Gold Plating
 
Answer & Explanation Answer: D) Gold Plating

Explanation:

Answer A is incorrect because you are providing a service that the customer did not request; therefore, it might not be important to her and unnecessary. Answer B is incorrect because scope creep is generally an expansion of the scope of the project at the customer's request and the customer did not request these reports. Answer C is incorrect because an additional report does not always mean increased diligence with a project.

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Filed Under: PMP Certification

0 3501