Exams


Q:

All of the following are true about ecosystems except

A) they represent the lowest level of biological organization that is known B) there is a transfer of energy through the system and it is lost
C) the ultimate source of energy is the sun for nearly all known ecosystems  D) they contain both living and nonliving components
 
Answer & Explanation Answer: A) they represent the lowest level of biological organization that is known

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Filed Under: General Science
Exam Prep: Bank Exams

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Q:

A word is representerd by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column ,for example 'G' can be represented by 10,24 etc and 'T' can be represented by 76,86 etc. Similarly,you have to identify the set for the word ''ENVY''.

 

A) 20,79,42,96 B) 32,57,55,97
C) 40,89,30,78 D) 11,65,10,69
 
Answer & Explanation Answer: B) 32,57,55,97

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Filed Under: Arithmetical Reasoning
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Q:

If 7 + 4x > 3 + 3x and 3x -­ 2 < 5 -­ x; then x can take which of the following values?

A) 2 B) 3
C) 1 D) -5
 
Answer & Explanation Answer: C) 1

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Filed Under: Simplification
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Q:

For each perfectly competitive firm in the long run

A) price = marginal costs = average variable costs B) price = average profit
C) price = marginal costs = minimum average total costs D) price = minimum average variable costs
 
Answer & Explanation Answer: C) price = marginal costs = minimum average total costs

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Filed Under: Indian Economy
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Q:

As per the Annual Status of Education Report (ASER) 2020, what percentage of surveyed children had access to live online classes?

A) 11 B) 16
C) 27 D) 34
 
Answer & Explanation Answer: A) 11

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Filed Under: General Awareness
Exam Prep: Bank Exams

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Q:

The mean of the data 2, 9, 9, 3, 6, 9, 4 is

A) 33/7 B) 6
C) 43/7 D) 7
 
Answer & Explanation Answer: B) 6

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Filed Under: Probability
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Q:

What is the value of (cos30° + 1/2) ?

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

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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams

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Q:

There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?

A) 22 B) 7
C) 37 D) 15
 
Answer & Explanation Answer: C) 37

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Filed Under: Chemistry
Exam Prep: Bank Exams

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