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Q:

Which one of the following is a true fish as per the biological system of classification?

A) Silverfish B) Jellyfish
C) Cuttlefish D) Flying fish
 
Answer & Explanation Answer: D) Flying fish

Explanation:

Cuttlefish or cuttles are marine animals of the order Sepiida. They belong to the class Cephalopoda, which also includes squid, octopuses, and nautiluses. Cuttlefish have a unique internal shell, the cuttlebone. Despite their name, cuttlefish are not fish but molluscs.

Jellyfish are soft bodied, free-swimming aquatic animals with a gelatinous umbrella-shaped bell and trailing tentacles.

 

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Filed Under: Animals and Birds
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Q:

In the following question, select the related word pair from the given alternatives.

Power : Watt : : ? : ?

A) Pressure : Newton B) Force : Pascal
C) Resistance : Mho D) Work : Joule
 
Answer & Explanation Answer: D) Work : Joule

Explanation:
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Filed Under: Verbal Reasoning - Mental Ability
Exam Prep: Bank Exams

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Q:

In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.

To gird up the loins

A) To be unable to decide B) To prepare for hard work
C) To be at strife D) To one’s liking
 
Answer & Explanation Answer: B) To prepare for hard work

Explanation:
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Filed Under: English

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Q:

Turquoise is an ore/mineral of

A) Copper B) Manganese
C) Mercury D) Tin
 
Answer & Explanation Answer: A) Copper

Explanation:
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Filed Under: Chemistry
Exam Prep: Bank Exams

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Q:

Which of the following is a risk factor for osteoporosis?

A) Smoking cigarettes B) Drinking alcohol
C) Both A & B D) None of the above
 
Answer & Explanation Answer: C) Both A & B

Explanation:

Osteoporosis makes you more likely to loss bone mass and density resulting in fractures. Smoking cigarettes and drinking alcohol can lead to loss bone mass and density. Oseoporosis is more common in women than men.

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Filed Under: Biology
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Q:

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

INVIGORATING

A) VIBRATING B) REFRESHING
C) EXAGGERATED D) ACCELERATING
 
Answer & Explanation Answer: B) REFRESHING

Explanation:
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Filed Under: English
Exam Prep: Bank Exams

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Q:

Which one of the following processes is responsible for the glittering of air bubble rising through water?

A) Reflection of light B) Refraction of light
C) Total internal reflection of light D) Scattering of light
 
Answer & Explanation Answer: C) Total internal reflection of light

Explanation:
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Filed Under: Physics

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Q:

In spherical polar coordinates (l, q, a), q denotesthe polar angle around z-axis and a denotes the azimuthal angle raised from x-axis . Then the y-component of P is given by

A) Psinq sina B) Psinq cosa
C) Pcosq sina D) Pcosq cosa
 
Answer & Explanation Answer: A) Psinq sina

Explanation:

The Cartesian Coordinates can be retrieved from spherical coordinates (l,q,a) by:

X = r.sinq.cosa

Y = r.sinq.sina

Z = r.sinq

Using the same we get for P,

Y = P.sinq.sina

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Filed Under: Physics
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