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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Q:

The first lady to receive the Dadasaheb Phalke Award was

A) Nargis Dutt	B) Savitri Ganesh
C) Devika Rani Roerich	D) Dina Pathak

Answer & Explanation Answer: C) Devika Rani Roerich

Explanation:

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Filed Under: General Awareness

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Q:

Who invented logarithms?

A) Mandeleef	B) Shockley
C) Amundson	D) John Napier

Answer & Explanation Answer: D) John Napier

Explanation:

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Filed Under: Inventions

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Q:

YUVA - a skill development programme under Pradhan Mantri Kaushal Vikas Yojana, an initiative of ____.

A) Delhi Police	B) Border Security Force
C) Central Industrial Security Forces	D) Maharashtra Police

Answer & Explanation Answer: A) Delhi Police

Explanation:

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Q:

In the case of bodies falling under gravity which of the following remains constant at a given place?

A) Kinetic energy	B) Potential energy
C) acceleration	D) all the above

Answer & Explanation Answer: C) acceleration

Explanation:

This acceleeration denoted by letter g varies from place to place. Unless stated otherwise, it can be taken 9.8 m/ $s^{2}$ .

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Filed Under: Physics
Exam Prep: AIEEE

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Q:

Hard disk is coated in both side with

A) Carbon layer	B) Magnetic metallic oxide
C) Optical metallic oxide	D) All of the above

Answer & Explanation Answer: B) Magnetic metallic oxide

Explanation:

Hard_disk_is_coated_in_both_side_with1551862660.jpg image

Hard disk is coated in both side with Magnetic metallic oxide.

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Filed Under: Computer
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Q:

India is the largest producer of

A) Apples	B) Grapes
C) Oranges	D) Bananas

Answer & Explanation Answer: D) Bananas

Explanation:

India is the World's largest producer of Bananas producing nearly 30 million tons a year.

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Filed Under: Indian Geography
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Q:

What is the capital of Cuba ?

A) Bayamo	B) Amancio
C) Havana	D) Sandino

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