complex substance which on hydrolysis yields polyhydroxy aldehyde or ketone subunits is called:
Correct answer B. Carbohydrate
Topic / 73 questions
Biological Molecules MCQs
Page 4 of Biological Molecules multiple-choice questions with answers. Tap an option to check yourself.
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- Biological Molecules 74
- Coordination and Control 72
- Biology Diagnostic 70
- Cell Structure and Function 67
- Biotechnology 65
- Reproduction 58
- Bioenergetics 55
- Circulation 50
- Inheritance 48
- Digestion 45
- Immunity 45
- Support and Movement 45
- Acellular Life (Viruses) 45
- Homeostasis 45
- Respiration and Gaseous Exchange 45
- Evolution 45
- Enzymes 45
- Cell Cycle 41
- Chromosome and DNA 40
- Biology Introduction 38
- Ecosystem 27
Specific heat of vaporization of water is:
Correct answer A. 574 Kcal/kg
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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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
Which of the following substance is most favourable to form structural component of biological membranes?
Correct answer B. Hydrophobic fats.
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.
% of water in brain cells is?
Correct answer C. 85%
Which bond provides stability to complex carbohydrate molecules?
Correct answer C. C-C
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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Which one is the basic element of organic compounds?
Correct answer D. Carbon
Which chemical component has the same % in bacterial as well as the mammalian cell?
Correct answer A. Water
Which one is an organic compound?
Correct answer C. Lipids
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