Important Questions of Molecules and their Interaction relevant to Biology Life Sciences | Zigya

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251.

nine-eleventh of the number of a parliamentary committee are men. Of the men, two thirds are from the Rajya sabha. Further, 7/11 of the total committee members are from the Rajya Sabha. What fraction of the total number are women from the lok sabha?

  • 1/11

  • 6/11

  • 2/11

  • 3/11


252.

When a farmer was asked as to how many animals he had, he replied that all but two were cows, all but two were horses and all but two were pigs 

  • 3

  • 6

  • 8

  • 12


253.

The distribution of marks of students in a class is given by the following chart:

If 3.30 marks is the passing score in a 10 marks question paper, which of the following is false?

  • Majority of the students have scored above the pass marks

  • Mode of the distribution is 3

  • Average marks of passing students is above 55%.

  • Average marks of student who have failed is below 20%


254.

Mohan lent geeta as much money as she already had. She then spent rupees 10. Next day, he again lent as much as geeta nowe had, and she spent rupees 10 again. On third day, mohan again lent as much money as geeta now had, and she again spent rupees 10. If geeta was left with no money at the end of the third day, how much money did she have initially?

  • 11.25 rupees

  • 10 rupees

  • 7.75 rupees

  • 8.75 rupees


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255.

In a sequence of 24 positive integers, the product of any two consecutive integers is 24. If the 17th member of the sequence is 6, the 7th members is:

  • 24

  • 4

  • 6

  • 17


256.

The prices of diamonds having a particular color and clarity are tabulated below:
Weight of diamond(in carats) Prices of diamond ( in rupees/ carat)
0.25 1 lakh
0.5 2 lakh
1 4 lakh
2 8 lakh

How many 0.25 carat diamonds can be purchased for the prices of a 2 carat diamond?

  • 8

  • 16

  • 32

  • 64


257.

The university needs to appoint a new Vice Chancellor which will be based on seniority. Ms. West is less senior to Mr. North but more senior to Ms. East. Mr. South is senior to Mr. West but junior to Mr. North. If the senior- most declines the assignment,Then who will be the new Vice Chancellor of the University? 

  • Mr. North

  • Ms. East

  • Ms. West

  • Mr. South


258.

Which one of the following peptides can coexist in both cis-and trans-conformation?

  • Ala-Ala-CONH2

  • Pro-Gly-CONH2

  • Asn-Gly-CONH2

  • Val-Pro-CONH2


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259.

Which one of the following statements is not correct?

  • Allosteric Enzymes do not obey Michaelis- Menten Kinetics

  • The free- energy change provides information about the spontaneity but not rate of a reaction.

  • Competitive and non -competitive inhibition are kinetically indistinguishable.

  • A kcat/KM (M-1s-1) of ∼ 2× 108 for an enzyme indicates that the value is close to diffusion- controlled rate of encounter.


260.

Which one of the follwing pair of amino acids are glucogenic and ketogenic in nature?

  • Alanine and Lysine

  • Lysine and Leucine 

  • Isoleucine and Phenylalanine

  • Aspartate and lysine


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