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 General Science Questions

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Q:

Annona squamosa is the scientific name of

A) Custard Apple B) Papaya
C) Babhul D) Drumstick
 
Answer & Explanation Answer: A) Custard Apple

Explanation:
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Filed Under: General Science
Exam Prep: Bank Exams

0 1887
Q:

Azolla increases soil fertility for ....

A) maize cultivation B) wheat cultivation
C) barley cultivation D) rice cultivation
 
Answer & Explanation Answer: D) rice cultivation

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Filed Under: General Science
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2 1881
Q:

The Flynn Effect refers to the

Answer

The Flynn Effect refers to the observed rise in IQ scores over time, resulting in norms obsolescence.

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Subject: General Science Exam Prep: AIEEE , Bank Exams
Job Role: Analyst , Bank Clerk , Bank PO

0 1877
Q:

The elemental composition of an adult human body by mass is

A) C > O > H > N B) O >C >H > O
C) N > C > O > H D) None
 
Answer & Explanation Answer: B) O >C >H > O

Explanation:
O= 65%
C= 18%
H= 9.5%
N= 3.2%
Ca= 1.5%
Ph=1.2%
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0 1872
Q:

Dolomite power is applied in some agricultural lands. The purpose of applying it is to

A) increase the pH of the soil B) lower the pH of the soil
C) increase the phosphorus content of the soil D) increase the nitrogen content of the soil
 
Answer & Explanation Answer: A) increase the pH of the soil

Explanation:

Dolomite is a limestone compound that contains calcium and magnesium. It provides valuable nutrients to plants and helpschange the pH of the soil by raising it to match the plants' needs. It evenprovides more nutrients than straight lime. It is often used in addition to balanced fertilizers, particularly with seeding fruit.

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2 1870
Q:

Which one of the following gases is released mostly from landfills in urban areas?

A) Nitrogen B) Hydrogen
C) Methane D) Oxygen
 
Answer & Explanation Answer: C) Methane

Explanation:

Decomposing waste in the landfills, by the action of microorganisms, produce methane and carbon dioxide. Landfill gas consists of 40-60% of methane and rest is carbon dioxide. Trace amount of volatile organic compounds (<1) are also present which mainly comprise of hydrocarbons.

 

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3 1869
Q:

Which of the following elements were not found in Lothal as archaeological remains?

A) Couple Burial B) Persian seals
C) Harbour D) Fine variety of barley
 
Answer & Explanation Answer: D) Fine variety of barley

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3 1864
Q:

The weather reports are prepared by the ________________ Department of the Government.
l

A) Ecological B) Meteorological
C) Economical D) Topological
 
Answer & Explanation Answer: B) Meteorological

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0 1864