CAT Questions

Q:

The value of

 is:

Answer

2n+2n22x2n - 2n = 2n1 + 122n(2-1) = 32

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Subject: Numbers Exam Prep: AIEEE , Bank Exams , CAT
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Q:

When is genetic drift a major factor in evolution?

A) When there is male competition B) When there is artificial selection
C) When there is no selective pressure D) When there is disruptiveselection
 
Answer & Explanation Answer: C) When there is no selective pressure

Explanation:

Genetic drift or allelic drift is the change in the relative frequency in which a gene variant (allele) occurs in a population due to random sampling and chance.

 

When is genetic drift a major factor in evolution is

* When there is low gene flow.

* When there is no selective pressure.

* When there is a bottleneck.

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Filed Under: Biology
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5 3215
Q:

Open market operation is a part of

A) Debit Policy B) Deposit Policy
C) Credit Policy D) None of above
 
Answer & Explanation Answer: C) Credit Policy

Explanation:

Open market operations (OMO) refer to the buying and selling of government securities in the open market in order to expand or contract the amount of money in the banking system.

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Filed Under: Indian Economy
Exam Prep: Bank Exams , CAT
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4 3215
Q:

Excise duty is a tax levied on the

A) Export of goods B) Import of goods
C) sale of goods D) Production of goods
 
Answer & Explanation Answer: D) Production of goods

Explanation:

An excise or excise tax or excise duty is a type of tax charged on goods produced within the country (as opposed to customs duties, charged on goods from outside the country). It is a tax on the production of a good. This tax is now known as the Central Value Added Tax (CENVAT).

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5 3214
Q:

Each hemoglobin molecule can transport two molecules of oxygen.

A) TRUE B) FALSE
Answer & Explanation Answer: B) FALSE

Explanation:

FALSE. Each hemoglobin molecule can transport four molecules of oxygen.


 


Hemoglobin, or Hb, is a protein molecule found in red blood cells (erythrocytes) made of four subunits: two alpha subunits and two beta subunits. Heme the component of hemoglobin responsible for binding oxygen consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules, one molecule binds one molecule of oxygen and can bind up to four oxygen molecules.

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Subject: Biology
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1 3213
Q:

What is 6% of 3,50,000?

A) 19500 B) 21000
C) 23600 D) 24000
 
Answer & Explanation Answer: B) 21000

Explanation:

6% of 350000

 

6100 x 3,50,000= 6 x 3500= 21,000.

 

Hence, 6% of 3,50,000 = 21,000.

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Filed Under: Percentage
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4 3213
Q:

At what temperature do the Fahrenheit and celcius scales give the same reading?

A) 212 degrees B) 32 degreees
C) -40 degreees D) 0 degreees
 
Answer & Explanation Answer: C) -40 degreees

Explanation:

We want the temperature when F=C.

We know that, F = C x 95 + 32

So substituting C For F, we have C = -40o

Therefore,  C = -40. 

Thus when C = -40, we have C = F

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Filed Under: Physics
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17 3211
Q:

A kiddy bank of a child contains all Rs. 1, 50 paise and 25 paise coins. What is the total amount in the bank ?
(1) Total number of coins are 20
(2) The number of 50 paise and 25 paise coins are in the ratio of 7:3.

A) only 1 is needed B) only 1 is needed
C) Both and 2 are needed D) None
 
Answer & Explanation Answer: C) Both and 2 are needed

Explanation:

Given that 50 paise and 25 paise coins are in the ratio of 7:3, they can be either 7 & 3 or 14 & 6.
As total 20 coins also includes Rs. 1 coins, so 50 paise & 25 paise coins are 7 & 3 respectively & Rs. 1 coins are 10.
Total amount = (100x10) + (50x7) + (25x3)=1425 paise or Rs.14.25.

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams , CAT
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