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Question-1
Name the gas produced out of aerobic respiration.
(A)
Oxygen
(B)
Carbon dioxide
(C)
Nitrogen
(D)
Hydrogen
Question-2
Which bacteria produces lactic acid during anaerobic respiration?
(A)
Lactobacillus bulgaricus
(B)
E.coli
(C)
Bacterium
(D)
Azetobactor
Question-3
Chemical name of the Vitamin B
12
.
(A)
Thiamine
(B)
Niacin
(C)
Riboflavin
(D)
Pantothenic acid
Question-4
In the cytoplasm of the cell, glucose is converted to pyruvate. This stage is called:
(A)
Glycolysis
(B)
Respiration
(C)
Transpiration
(D)
Diffusion
Question-5
In Krebs cycle, carbon dioxide is removed from the compounds involved. This process is called:
(A)
Phosphorylation
(B)
Decarboxylation
(C)
Oxidative
(D)
All of these
Question-6
ATP is made in the light-dependent stage of photosynthesis, where light is required. This process is called:
(A)
Decarboxylation
(B)
Phosphorylation
(C)
Oxidative
(D)
Photophosphorylation
Question-7
Which part of the cell is associated with generation of ATP?
(A)
Ribosome
(B)
Chloroplast
(C)
Mitochondria
(D)
Polysomes
Question-8
Stored energy is released in the form of:
(A)
Glucose
(B)
Sugar
(C)
Starch
(D)
Food
Question-9
Which of the substances are used for making alcoholic drinks?
(A)
Ethanol
(B)
Ethylene
(C)
Ethanal
(D)
All of these
Question-10
The process in which glucose is broken down to carbon dioxide and water, and energy will be released is called:
(A)
Aerobic respiration
(B)
Lactic fermentation
(C)
Alcoholic fermentation
(D)
Glycolysis
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Cambridge Advanced Grade 12
IGCSE
Practice in Related Chapters
Transport in Plants
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Reproduction in Animals
Gas Exchange
Evolution
Transport in Mammals
Respiration
Heterotrophic Nutrition
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