EASY
Earn 100
Ethanol is the end product of alcoholic fermentation.
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Important Questions on Life Process: Nutrition, Transportation, Respiration, Excretion
MEDIUM
Differentiate between fermentation in yeast and aerobic respiration on the basis of end products formed.
EASY
What are the two end products of anaerobic respiration?
EASY
Where does glucose get oxidised to lactic acid in our bodies? (Muscles/ Liver)
MEDIUM
Why do we get muscle cramps after strenuous exercise?
EASY
What are the products of anaerobic fermentation?
MEDIUM
Why is less energy released in anaerobic respiration?
EASY
A product is formed in our muscles due to breakdown of glucose when there is lack of oxygen. Name the product and also mention the effect of buildup of this product.
MEDIUM
What are the different ways in which glucose is oxidized to provide energy in various organisms?
EASY
Where can you see anaerobic respiration?
HARD
How will you prove that carbon dioxide is produced during fermentation?
EASY
The conversion of pyruvic acid into lactic acid or ethanol in anaerobic respiration takes place in which organelle?
EASY
How long can the muscles of vertebrates work in the absence of oxygen?
MEDIUM
Why do you go breathing deeply even when your hard physical exercise is over?
MEDIUM
Identify the organism in which pyruvic acid gets converted to lactic acid in the absence of oxygen.
HARD
What is the reason for muscle fatigue? How does the chemical causing muscle fatigue develop?
MEDIUM
Write one example each to illustrate the following:
(i) Fermentation
(ii) Esterification
MEDIUM
What are the end-products of fermentation of glucose by yeast?
MEDIUM
Write a note on the preparation of curd.
MEDIUM
Energy is needed by all the cells. They get this by oxidation of food. Do all cells need oxygen to produce energy?
EASY
In human muscles, deficiency of oxygen results in breakdown of pyruvate into
