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Nutrition In Animals
Can we survive only on raw, leafy vegetables/grass? Discuss.
No.Humans cannot survive only on raw, leafy vegetables, or grass. It is because the grass is rich in cellulose, which is a type of carbohydrate that humans are not able to digest due to the absence of cellulose-digesting enzymes.
Some More Questions From Nutrition in Animals Chapter
Why do we get instant energy from glucose?
Which part of the digestive canal is involved in:
(i) absorption of food ____.
(ii) chewing of food ____.
(iii) killing of bacteria ____.
(iv) complete digestion of food ____.
(v) formation of faeces ____.
Write one similarity and one difference between the nutrition in Amoeba and human beings.
Match the items of Column I with suitable items in Column II
-
Column I
-
Column II
(a)
Salivary gland
(i)
Bile juice secretion
(b)
Stomach
(ii)
Storage of undigested food
(c)
Liver
(iii)
Saliva secretion
(d)
Rectum
(iv)
Acid release
(e)
Small intestine
(v)
Digestion is completed
(f)
Large intestine
(vi)
Absorption of water
-
-
(vii)
Release of faeces
-
Column I
-
Column II
(a)
Salivary gland
(i)
Bile juice secretion
(b)
Stomach
(ii)
Storage of undigested food
(c)
Liver
(iii)
Saliva secretion
(d)
Rectum
(iv)
Acid release
(e)
Small intestine
(v)
Digestion is completed
(f)
Large intestine
(vi)
Absorption of water
-
-
(vii)
Release of faeces
Label the following figure of the digestive system.
A part of human digestive system
Can we survive only on raw, leafy vegetables/grass? Discuss.
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Mock Test Series
Mock Test Series