Q:

East African Valleys, streching from East Africa through Red Sea to Syria is an example of

A) river valley	B) rift valley system
C) glaciated valley	D) a canyon

Answer & Explanation Answer: B) rift valley system

Explanation:

A rift valley is formed either due to upheaval of blocks on either sides of a fracture or due to subsidence of block between them.

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Filed Under: World Geography

1 3319

Q:

Why is February 28th celebrated as National Science Day ?

Answer

It was on February 28th, 1928 that CV Raman announced his discovery of New radiation-subsequently named the Raman Effect- that won him the Noble prize.

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Subject: General Awareness

2 3318

Q:

Man has _____ pairs of salivary glands

A) 3	B) 4
C) 6	D) 8

Answer & Explanation Answer: A) 3

Explanation:

Salivary glands of man are 3 pairs = 6. They are one pair of parotid glands, one pair of sub-maxillary or sub-mandibular glands and one pair of sub-lingual glands.

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Filed Under: Biology

3 3318

Q:

Meiosis starts with a single diploid cell and produces 4 haploid cells.

A) TRUE

B) FALSE

Answer & Explanation Answer: A) TRUE

Explanation:

A cell undergo meiosis, and it produces 4 haploid cells from a single diploid cell.

Hence, the given statement is true.

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

4 3318

Q:

What molecule is indicated by the letter D?

A) ATP	B) Water
C) Glucose	D) Oxygen

Answer & Explanation Answer: D) Oxygen

Explanation:

Oxygen is the final electron acceptor of cellular respiration.

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

4 3318

Q:

Molar mass of HNO3?

A) 63 g/mol	B) 53 g/mol
C) 48 g/mol	D) 52 g/mol

Answer & Explanation Answer: A) 63 g/mol

Explanation:

Calculation of molar mass of HNO3:

Atomic masses of H, N, O are 1, 14, 16 respectively

Now the molar mass of HNO3 is

HNO3 = 1X1 + 1X14 + 3X16

= 1 + 14 + 48

= 63 g/mol or amu.

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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1 3316

Q:

Reduction of oxygen which forms water occurs during

A) Respiration	B) Photosynthesis
C) Both A & B	D) Neither photosynthesis nor respiration

Answer & Explanation Answer: A) Respiration

Explanation:

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams , GATE
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1 3316

Q:

If the speed of an object moving along a straight line keeps changing, its motion is said to be _________.

A) Uniform	B) Periodic
C) Circular	D) Non-uniform

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