MDCAT Biology MCQs with Answers – All 16 Units – Page 52

Question 1021 Biological Molecules

Ribose is an example of

Correct answer C. Pentose

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Question 1022 Biological Molecules

Which of the following carbohydrate can not be hydrolysed?

Correct answer A. Monosaccharide

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Question 1023 Biological Molecules

Which of the following carbohydrate is tasteless?

Correct answer C. Polysaccharide

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Question 1024 Biological Molecules

Which one are most complex sugar:

Correct answer C. Polysaccharides

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Question 1025 Biological Molecules

Which of the statement is not true for compounds like glycoprotein and glycolipids?

Correct answer D. Both are produced and secreted by endoplasmic reticulum

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Question 1026 Biological Molecules

Cn(H2O)n is the general formula of?

Correct answer A. Monosaccharides

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Question 1027 Biological Molecules

complex substance which on hydrolysis yields polyhydroxy aldehyde or ketone subunits is called:

Correct answer B. Carbohydrate

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Question 1028 Biological Molecules

Specific heat of vaporization of water is:

Correct answer A. 574 Kcal/kg

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Question 1029 Biological Molecules

The property of water due to which it works as a temperature stabilizer and hence protect living organisms from sudden thermal changes is:

Correct answer B. High specific heat capacity

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Question 1030 Biological Molecules

The number of calories required to raise the temperature of 1g of water from 15 to 16?C is called?

Correct answer B. Specific Heat capacity

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Question 1031 Biological Molecules

Which of the following substance is most favourable to form structural component of biological membranes?

Correct answer B. Hydrophobic fats.

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Question 1032 Biological Molecules

Which statement is true about an aqueous medium?

Correct answer C. Ions and molecules move randomly and are therefore in a more favourable state to react with other molecules and ions.

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Question 1033 Biology

% of water in brain cells is?

Correct answer C. 85%

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Question 1034 Biological Molecules

Which bond provides stability to complex carbohydrate molecules?

Correct answer C. C-C

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Question 1035 Biological Molecules

The bond formed when two or more atoms complete their electron shells by sharing electrons is called:

Correct answer C. Covalent bond

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Question 1036 Biological Molecules

Which one is the basic element of organic compounds?

Correct answer D. Carbon

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Question 1037 Biological Molecules

Which chemical component has the same % in bacterial as well as the mammalian cell?

Correct answer A. Water

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Question 1038 Biological Molecules

Which one is an organic compound?

Correct answer C. Lipids

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Question 1039 Biological Molecules

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

Correct answer B. Biochemistry

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Question 1040 Bioenergetics

From one pyruvate passing through Kreb’s cycle, how many NADH are formed?

Correct answer C. 3

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