Biology - Comprehensive Mock Test 162

Question 1611 Medium

Total number of amino acids discovered so far in cells and tissues are?

A) 20 B) 25 C) 150 D) 170

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Question 1612 Medium

Proteins comprise of _____% of the total dry weight of a cell?

A) 40% B) 50% C) 60% D) 70%

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Question 1613 Hard

Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are 1 lipids 2 carbodydrates 3 proteins 4 DNA?

A) i & ii B) iii & iv C) i ii iii & iv D) iv only

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Question 1614 Easy

% of Glucose normally present in our blood is?

A) 0.80% B) 0.08% C) 1.80% D) 8%

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Question 1615 Easy

% of water in brain cells is?

A) 20% B) 80% C) 85% D) 90%

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Question 1616 Easy

Which one is an organic compound?

A) CO2 B) Water C) Lipids D) HCI

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Question 1617 Hard

The branch of biology which deals with the study of chemical compounds and the chemical processes in the fliving organisms is called?

A) Chemistry B) Biochemistry C) Molocular biology D) Both a and b

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Question 1618 Medium

In humans the number of tetrads formed during mitosis is?

A) 23 B) 46 C) 0 D) 4

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Question 1619 Medium

What percentage of light reaching the earth is used in photosynthesis?

A) 25% B) 10% C) 5% D) 1%

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Question 1620 Medium

How many moles of carbon dioxide are produced by complete oxidation of one mole of puruvic acid?

A) 1 B) 2 C) 3 D) 6

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