Q:

Where is the Devils Tower located?

A) black hills of crook county	B) belgium
C) colombia	D) Georgia

Answer & Explanation Answer: A) black hills of crook county

Explanation:

Devils tower is located in black hills of crook county of north eastern whyoming .It was the first declared United States National Monument.

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Filed Under: Famous Places

9 3481

Q:

The hormone that helps in the implantation of embryo

A) Testosterone	B) Insulin
C) Prolactin	D) Progesterone

Answer & Explanation Answer: D) Progesterone

Explanation:

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Filed Under: Biology

9 3481

Q:

How many states in India are coastal

A) 7	B) 8
C) 9	D) 10

Answer & Explanation Answer: C) 9

Explanation:

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Filed Under: Indian Geography

9 3481

Q:

When is the shortest day observed?

A) June 21	B) December 22
C) June 22	D) December 21

Answer & Explanation Answer: B) December 22

Explanation:

Shortest of all the days is observed on Decenber 22

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Filed Under: Longest, Shortest, Deepest

11 3480

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 3479

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 $K . E = \frac{1}{2} m V^{2}$ or

$K . E \propto V^{2}$ , 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 3479

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 3478

Q:

Prime Minister Narendra Modi flagged off the third Mahamana Express running between_______ .

A) Delhi and Lucknow	B) Vadodara and Varanasi
C) Patna and Delhi	D) Vadodara and Delhi

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