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Q:

The hormone that helps plants respond to drought is

A) abscisic acid B) cytokinin
C) gibberellin D) ethylene  
 
Answer & Explanation Answer: A) abscisic acid

Explanation:

During drought, plants would be in scarcity for water. For ensuring the mineral loss of water through stomata, the plant starts to produce abscisic acid.

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams

Q:

HEPA filters are used to remove microbes from

A) human tissues B) air
C) medical instruments D) liquids
 
Answer & Explanation Answer: B) air

Explanation:

High-efficiency particulate air (HEPA), also known as high-efficiency particulate absorbing and high-efficiency particulate arrestance, is an efficiency standard of air filter.

hepa-filters1596516018.png image

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Filed Under: Physics
Exam Prep: Bank Exams

Q:

ΔPQR is right angled at Q. If cosP = 3/5, then what is the value of cosR ?

A) 3/4 B) 5/3
C) 4/5 D) 4/3
 
Answer & Explanation Answer: C) 4/5

Explanation:
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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

What is the value of (tan60 + 1/3) ?

A) (2√2+1)/2 B) (√3+1)/√3
C) (3√3+1)/3 D) (3+√2)/3√2
 
Answer & Explanation Answer: C) (3√3+1)/3

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

Q:

What is the curved surface area (in cm²) of a hemisphere of diameter 42 cm?

A) 2332 B) 1778
C) 1556 D) 2772
 
Answer & Explanation Answer: D) 2772

Explanation:
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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

The area of a circle is 616 cm². What is its circumference (in cm).

A) 176 B) 88
C) 70 D) 140
 
Answer & Explanation Answer: B) 88

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

Q:

What must be the length (in cm) of the diagonal of a rectangle if its area and breadth are 60 cm² and 5 cm respectively?

A) 26 B) 8
C) 16 D) 13
 
Answer & Explanation Answer: D) 13

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

Q:

The line graph shows the number of deaths due to heart attacks in a certain state. Study the diagram and answer the following questions.

If on an average Rs 20 lakhs was paid as insurance for each death due to a heart attack, then how much insurance was paid (in Rs crore) in the year 2013?

 

A) 1000 B) 100
C) 20 D) 200
 
Answer & Explanation Answer: B) 100

Explanation:
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Filed Under: Line Charts
Exam Prep: Bank Exams