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CO2+ H2O leftrightarrow H2CO3 In the ab...

`CO_2+ H_2O` leftrightarrow `H_2CO_3` In the absence of an enzyme, this above reaction is

A

Very slow, about `2000` molecules of `H_2CO_3` being formed in a minute

B

Very slow, about `200` molecules of `H_2CO_3` being formed in an hour

C

Very fast, about `6,00,000` molecules of `H_2CO_3` being formed in a second

D

Very fast such that, `10` million molecules of `H_2CO_3` are being formed in a minute.

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AAKASH INSTITUTE ENGLISH-TEST 5-EXAMPLE
  1. Read the given paragraph with few blanks. Prosthetic groups are unde...

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  2. Which is not correct about enzyme activity?

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  3. CO2+ H2O leftrightarrow H2CO3 In the absence of an enzyme, this above...

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  4. Which of the following structure of protein is/are present in a protei...

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  5. Which of the following is not an example of an anabolic pathway?

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  6. Read the following statements a. Removal of CO, from amino acid histid...

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  7. Find the correct statements related to the living state.

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  8. The blood concentration of glucose in a normal healthy individual is

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  9. Grinding and incising region are associated with which mouth part of P...

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  10. The structure which is not related to metathoracic segment in cockroac...

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  11. Largest tergite of thorax of cockroach is connected to

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  12. In male cockroach, sperms are stored in

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  13. in cockroach, brain is represented by

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  14. Excretion is perfomed by malpighian tubules in Cockroach and each tubu...

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  15. Following paragraph has some blanks. find the correct option which fi...

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  16. Find the correct statement related to gizzard in cockroach.

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  17. How many of the below structures are paired and female cockroach?

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  18. Which type of wings in cockroach are opaque, dark and leathery? a. for...

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  19. The head of cockroach is formed by the fusion of six segments and sh...

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  20. Which of the following structure is not present in or on the head of c...

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