Q:

If we take a small amount of washing soda and add approximately 1 mL of dilute hydrochloric acid to it, what will we observe?

A) only neutralisation reaction occurs, no gas is released	B) white-coloured precipitate is formed
C) CO2 gas comes out with brisk effervescence	D) H2 gas comes out with pop sound

Answer & Explanation Answer: C) CO2 gas comes out with brisk effervescence

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Filed Under: Chemistry
Exam Prep: Bank Exams

3 1034

Q:

Which of the following is a Saprotroph?

A) Mushroom	B) Man
C) Pigeon	D) Algae

Answer & Explanation Answer: A) Mushroom

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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , CAT

1 1034

Q:

What does BOD5 refer to?

A) Biochemical Oxygen Demand in 5 days	B) Biochemical Oxygen Demand in 5 hours
C) Biochemical Oxygen Demand in 5 minutes	D) Biochemical Oxygen Demand in 5 Months

Answer & Explanation Answer: A) Biochemical Oxygen Demand in 5 days

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Filed Under: General Science
Exam Prep: Bank Exams , CAT

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Q:

The innermost layer is the core with a radius of about ___________ km.

A) 500	B) 6500
C) 9500	D) 3500

Answer & Explanation Answer: D) 3500

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

Optical fibre works on which of the following principle of light?

A) Reflection	B) Refraction
C) Diffraction	D) Total internal reflection

Answer & Explanation Answer: D) Total internal reflection

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

Which device is used to measure the depth of ocean?

A) Lexometer	B) Nanometer
C) Fathometer	D) Hydrometer

Answer & Explanation Answer: C) Fathometer

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

_____ mirror is used in the headlights of cars.

A) Semi-circular	B) Conical
C) Convex	D) Concave

Answer & Explanation Answer: D) Concave

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

In the following question, out of the four alternatives, choose the word which is opposite in meaning to the given word and click the button corresponding to it.

DETEST

A) DENOUNCE	B) IGNORE
C) ADORE	D) CASTIGATE

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