Exams Questions and Answers

Q:

The basic unit of the nervous system is the

A) Lymphs	B) Nephrons
C) Nerves	D) Neurons

Answer & Explanation Answer: D) Neurons

Explanation:

The basic unit of the nervous system is the Neurons.

The neuron is a single nerve cell, and you have billions of them.

There are three basic types of neurons::

1. Association,

2. Afferent and

3. Efferent.

The association neurons comprise the central nervous system (CNS) that is the brain and spinal cord.

The afferent neurons are also known as the sensory neurons, they bring the stimuli from the sensors (e.g., skin, eyes, ears) to the CNS.

The efferent neurons are also known as motor neurons, they bring the responses from the brain to the muscles and the glands.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

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Q:

A Rs 1000 box of cookies is offered at 10% discount and a Rs 400 bar of chocolate at 8% discount. If we buy 2 boxes of cookies and 3 bars of chocolate, what is the effective discount we get (in %)?

A) 9	B) 9.25
C) 8.75	D) 8.5

Answer & Explanation Answer: B) 9.25

Explanation:

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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

Which of the following performs modulation and demodulation?

A) coaxial cable	B) modem
C) fiber optic	D) satellite

Answer & Explanation Answer: B) modem

Explanation:

A modem is a hardware device which performs both modulation and demodulation. MODEM means (Modulator-Demodulator).

modem_1593758111.png image

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Filed Under: Physics
Exam Prep: Bank Exams

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Q:

In a certain code language, "HAMMER" is written as "MAHERM". How is "MATTER" written in that code language?

A) TREMAT	B) TAMERT
C) TAEMRT	D) TARMET

Answer & Explanation Answer: B) TAMERT

Explanation:

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

We took a path that would keep us away from (disturb) them as they basked in the sun and ate a slow meal.

A) disturbing	B) disturbed
C) disturbs	D) no improvement

Answer & Explanation Answer: A) disturbing

Explanation:

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Filed Under: English
Exam Prep: Bank Exams , GRE , TOEFL

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Q:

A rice trader buys 8 quintals of rice for Rs 3,600. 10% rice is lost in transportation. At what rate should he sell to earn 15% profit?

A) Rs 352.1 per quintal	B) Rs 517.5 per quintal
C) Rs 575 per quintal	D) Rs 582.3 per quintal

Answer & Explanation Answer: C) Rs 575 per quintal

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

In the following question, four words are given out of which one word is incorrectly spelt. Find the incorrectly spelt word.

A) Stupefaction	B) Preferential
C) Surveillence	D) Detrimental

Answer & Explanation Answer: C) Surveillence

Explanation:

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Filed Under: English
Exam Prep: Bank Exams

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Q:

If a - b = 10 and ab =-21, then what is the value of $a^{3} - b^{3} ?$

A) 316	B) 370
C) 185	D) 158

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