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Q:

Study of fishes is called

A) Amphiology B) Phylumology
C) Zoology D) Ichthyology
 
Answer & Explanation Answer: D) Ichthyology

Explanation:

Ichthyology is the branch of biology devoted to the study of fish.

 

It is also known as Fish science which includes bony fishes (Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha).

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

The Kinetic energy of gas molecules

A) is unaffected by temperature variations B) decreases with increase of temperature
C) increases with decrease of temperature D) increases with increase of temperature
 
Answer & Explanation Answer: D) increases with increase of temperature

Explanation:

Kinetic Energy K.E = 12mV2  or 

K.E ∝V2, Where 'm' is the mass and 'v' is the velocity of molecules.

 

Velocity is proportional to temperature. Hence, KE is proportional to temperature and would increase with temperature.

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Filed Under: Chemistry
Exam Prep: AIEEE

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Q:

Which is the oldest poem in English language?

A) Ozymandias B) Paradise Lost
C) Beowulf D) The Tyger
 
Answer & Explanation Answer: C) Beowulf

Explanation:

Beowulf is an Old English epic poem consisting of 3,182 alliterative lines. It is one of the most important works of Old English literature.

Beowulf_is_an_Old_English_epic_poem1563602798.jpg image

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Filed Under: English
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Q:

Who is the inventor of  printing press?

A) Johann Gutenberg B) William Lee
C) George Eastman D) R.W Thomson
 
Answer & Explanation Answer: A) Johann Gutenberg

Explanation:
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Filed Under: Inventions

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Q:

The crop that has the highest photosynthetic activity -

A) Sugarcane B) Wheat
C) Cotton D) Rice
 
Answer & Explanation Answer: A) Sugarcane

Explanation:

Corn, sugar cane, and sorghum are C4 plants. These plants are economically important in part because of their relatively high photosynthetic efficiencies compared to many other crops.

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Filed Under: Chemistry
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15 4529
Q:

Which letter indicates systolic pressure?

A) i B) b
C) c D) a
 
Answer & Explanation Answer: D) a

Explanation:

a -  at the peak of changes in blood pressure indicates the systiolic pressure.

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Filed Under: Biology
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Q:

The first Indian to swim across English channel was

A) P.K.Banerji B) Mihir Sen
C) V.Merchant D) Arati Saha
 
Answer & Explanation Answer: B) Mihir Sen

Explanation:
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Filed Under: Famous Personalities

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Q:

What is backup?

A) Connect his network to more component B) Copy to save a data from original source to other destination
C) Filter an old data from new data D) Access data from tape
 
Answer & Explanation Answer: B) Copy to save a data from original source to other destination

Explanation:
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Filed Under: Computer
Exam Prep: Bank Exams

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