CAT Practice Question and Answer
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Answer :
Explanation :
STARTLING is a required 9 letter English word is still a word each time you remove a letter from the word. And how it is shown below: 1. Remove the L, and the word becomes: STARTING 2. Remove one T, and the word becomes: STARING 3. Remove the A, and the word becomes: STRING 4. Remove the R, and the word becomes: STING 5. Remove the other T, and the word becomes: SING 6. Remove the G, and the word becomes: SIN 7. Remove the S, and the word becomes: IN 8. Remove the N, and the word becomes: I
Q: Which formula represents a nonpolar molecule? 1370 05b5cc67be4d2b4197774c216
5b5cc67be4d2b4197774c216- 1H2Ofalse
- 2CF4true
- 3HClfalse
- 4H2Sfalse
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Answer : 2. "CF4"
Explanation :
Answer: B) CF4 Explanation: You have to consider three things. 1. First, are the bonds polar? Look at differences in electronegativity and if it is >0.5, bonds are polar. 2. Second, does the molecule have unshared electron pairs? If so, they generally lead to a polar molecule. 3. Third, is the molecule symmetric? If so, then although the bonds may be polar, the symmetry cancels out the individual bond polarity and the molecule is non polar. CF4 follows all the rules above and has a symmetric distribution of charge, making it nonpolar. The others all have asymmetric charge distributions. Hence, CF4 represents a Non-polar molecule.
Q: What is the term used in tennis when the score is 40-40? 2378 05b5cc67be4d2b4197774c20e
5b5cc67be4d2b4197774c20e- 1Acefalse
- 2Ledfalse
- 3Deucetrue
- 4Tiefalse
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Answer : 3. "Deuce"
Explanation :
Answer: C) Deuce Explanation: When both sides have won the same number of points then: when each side has won one, or two, points, the score is described as "15-all" and "30-all" (or "15-up" and "30-up"), respectively. However, if each player has won three points, the score is called as "deuce", not "40–all". From that point on in the game, whenever the score is tied, it is described as "deuce", regardless of how many points have been played.
Q: Wilhelm I was declared kaiser of Germany in 1296 05b5cc67be4d2b4197774c209
5b5cc67be4d2b4197774c209- 11797false
- 21841false
- 31871true
- 41914false
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Answer : 3. "1871"
Explanation :
Answer: C) 1871 Explanation: In Germany, Kaiser means 'Emperor'. On 18th January, 1871 Wilhelm I was declared as Kaiser of Germany.
Q: When is genetic drift a major factor in evolution? 3779 05b5cc67be4d2b4197774c1fa
5b5cc67be4d2b4197774c1fa- 1When there is male competitionfalse
- 2When there is artificial selectionfalse
- 3When there is no selective pressuretrue
- 4When there is disruptiveselectionfalse
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Answer : 3. "When there is no selective pressure"
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.
Q: What kind of mathematics do scientists use to analyze data? 1675 05b5cc67be4d2b4197774c1ff
5b5cc67be4d2b4197774c1ff- 1Algebrafalse
- 2Calculusfalse
- 3Geometryfalse
- 4Statisticstrue
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Answer : 4. "Statistics"
Explanation :
Answer: D) Statistics Explanation: Statistics is a branch of mathematics dealing with the collection, analysis, interpretation, presentation, and organization of data. All scientists uses Statistics for analysing data.
Q: Rs. 69 were divided among 115 family members so that each lady gets 50 paise less than each gentleman, and each gentleman received twice the paise as each lady received. Find the number of gentlemen in the family? 2363 05b5cc67be4d2b4197774c1f0
5b5cc67be4d2b4197774c1f0- 123true
- 292false
- 348false
- 452false
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Answer : 1. "23"
Explanation :
Answer: A) 23 Explanation: Total number of female members = 115 Let the number of males = x Number of females = y => x + y = 115 ......(1) According to the given data, x + y(0.50) = 69 ......(2) From (1) & (2), we get 0.5y = 46 => y = 46 x 2 = 92 => x = 115 - 92 = 23 Hence, required number of gentlemen in the family = x = 23.
Q: What was part of the agenda of southern democrats? 2355 05b5cc67be4d2b4197774c1f5
5b5cc67be4d2b4197774c1f5- 1Using fear for political gainfalse
- 2Cutting taxes for landownersfalse
- 3Using violence for political gainfalse
- 4All the abovetrue
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Answer : 4. "All the above"
Explanation :
Answer: D) All the above Explanation: Southern Democrats are members of the U.S. Democratic Party who reside in the South. All the above given were the part of agenda of southern democrats. Using fear and violence for political gain is the part of the agenda of southern democrats most directly affected African American.

