Whatistheremainderwhen2(8!)-21(6!)divides 14(7!) + 14(13!)

1. 1

2. 7!

3. 8!

4. 9!

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Correct Answer :

Explanation :
No Explanation available for this question

How many integer values of x and y are there such that 4x + 7y = 3, while IxI < 500 and lyl

1. 144

2. 141

3. 143

4. 142

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Correct Answer :

143

Explanation :
No Explanation available for this question

If n = 1 + m, where m is the product of four consecutive positive integers, then which of the following is/are true (A) n is odd (B) n is not a multiple of 3 C)n is a perfect square

1. All three

2. A and B only

3. A and C only

4. None of these

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Correct Answer :

All three

Explanation :
No Explanation available for this question

How many two-digit numbers less than or equal to 50, have the product of the factorials of , their digits less than or equal to the sum of the factorials of their digits

1. 17

2. 16

3. 15

4. None of these

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Correct Answer :

Explanation :
No Explanation available for this question

A candidate takes a test and attempts all the 100 ques¬tions in it. While any correct answer fetches 1 mark, wrong answers are penalised as follows; one-tenth of the questions carry 1/10 negative mark each, one-fifth of the questions carry 1/5 negative marks each and the rest of the questions carry V2 negative mark each. Un¬attempted questions carry no marks. What is the differ¬ence between the maximum and the minimum marks that he can score

1. 100

2. 120

3. 140

4. None of these

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Correct Answer :

140

Explanation :
No Explanation available for this question

If a student has solved 100 questions exactly and scored 120 marks, the maximum number of incorrect questions that he/she might have marked is:

1. 44

2. 56

3. 60

4. None of these

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Correct Answer :

Explanation :
No Explanation available for this question

T.O. Diener discovered a:

1. Free infectious DNA

2. Infectious protein

3. Bacteriophage

4. Free infectious RNA

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Correct Answer :

Free infectious RNA

Explanation :
No Explanation available for this question

During transcription, the nucleotide sequence of the DNA strand that is being coded is ATACG, then the nucleotide sequence in the mRNA would be

1. TATGC

2. TCTGG

3. UAUGC

4. UATGG

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Correct Answer :

UAUGC

Explanation :
No Explanation available for this question

Which of the following is a Gram negative bacterium

1. Escherichia coli

2. Bacillus subtillis

3. Steptomyces coelicolor

4. Ampycolatopsis orientails

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Correct Answer :

Escherichia coli

Explanation :
No Explanation available for this question

Soil erosion is more when

1. rainfall is high

2. no rainfall

3. low rainfall

4. None of these

View Answer

Correct Answer :

rainfall is high

Explanation :
No Explanation available for this question

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