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Biology Class 11 Chapter 12 - Nutrition - Part 14
1.
The blind ends of branches of intestine of a planarian are called eyespots.
a) True
b) False
2.
The partly digested food is stored in the crop.
a) False
b) True
3.
The larynx is a cartilage round the windpipe.
a) True
b) False
4.
The glottis is partly closed by the relaxation of aring muscle.
a) False
b) True
5.
The food is forced down the esophagus by antiperistalsis.
a) False
b) True
6.
Mucous digests the underlying walls of the stomach.
a) False
b) True
7.
Hydrocloric acid is secreted in concentrated form.
a) False
b) True
8.
Semi -solid mass of food is chyme.
a) True
b) False
9.
Duodenum is about 20 to 60 c.m. long.
a) False
b) True
10.
Secretin inhibits gastric secretion.
a) False
b) True
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