Questions

Q:

Which of the following is not correct concerning nerves?

A) Axons make up a majority of the matter in a nerve. B) Nerves are collection of axons of either sensory or motor neurons but not both.
C) Nerves are covered by an outer sheath called the epineurium D) Nerves consist of parallel bundles of myelinated and nonmyelinated axons.
 
Answer & Explanation Answer: A) Axons make up a majority of the matter in a nerve.

Explanation:

Axons make up a majority of the matter in a nerve is the one statement regarding nerves is incorrect.

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Filed Under: Biology
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Q:

The oldest known organic compound is

A) Urea B) Methane
C) Acetic acid D) Benzene
 
Answer & Explanation Answer: C) Acetic acid

Explanation:

In the form of vinegar, acetic acid is known from very early times. It is got by oxidation of fermented liquors (10-15%, alcohol) by air under the influence of a bacteria called 'mycoderma acetic'

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Filed Under: Chemistry

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Q:

You find me once in the morning, twice in the afternoon but never in the evening. What am I?

Answer

The letter 'O'.

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Subject: Logic Puzzles Exam Prep: Bank Exams

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Q:

The main use of salt in the diet is to

the_main_use_of_salt_in_the_diet_is_to1552126680.jpg image

A) produce in small amounts the hydrochloric acid required for the digestion of food B) increase the solubility of food particles in water
C) make the taste of food better D) ease the process of cooking
 
Answer & Explanation Answer: A) produce in small amounts the hydrochloric acid required for the digestion of food

Explanation:

The main use of salt in the diet is to produce in small amounts the hydrochloric acid required for the digestion of food.

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Filed Under: Chemistry
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Q:

Who Discovered The Nucleus of a Cell?

A) Otto Hahn B) John Dalton
C) Robert Brown D) Marie Curie
 
Answer & Explanation Answer: C) Robert Brown

Explanation:

Robert Brown, Scottish botanist, Discovered The Nucleus of a Cell in 1831, London. When Brown was studying orchids under microscope when he observed an opaque area, which he called the "Areola" or "Nucleus", in the cells of the flower's outer layer.

The nucleus was also described by Franz Bauer in 1804 but in detail Robert Brown made it in 1831.

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Q:

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

 

People are now either exposed to the very best of their inner circle and the world, ________ to the worst — articles that look to shock, to provoke rage and put a lens on everything that is wrong _________ the world. Imperceptibly, it goes unsaid that often __________ pieces of ‘news’ fail to actually provide a constructive solution. The effect of such a disparity _________ to the same effect as news of TV and newspapers — a feeling that what we see does not ____________ our lives.

 


we see does not ____________ our lives.

 

A) reflects B) reflective
C)  reflection D)  reflect
 
Answer & Explanation Answer: D)  reflect

Explanation:
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Filed Under: English
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Q:

The Largest producer of Gold in the world is 

A) Australia B) Canada
C) Russia D) South Africa
 
Answer & Explanation Answer: D) South Africa

Explanation:
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Q:

The O-T-C medicine Crocin is an

A) Analgesic B) Antipyretic
C) Analgesic and antipyretic D) Antiseptic
 
Answer & Explanation Answer: C) Analgesic and antipyretic

Explanation:
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Filed Under: Biology
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