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Question
Modified part of ............. is the gizzard of the grain eater birds.
Modified part of ............. is the gizzard of the grain eater birds.
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Solution
The correct option is C True stomach
A bird digestive system contains crop, which is an expanded, saclike portion of the digestive tract below the oesophagus, in which food is temporarily stored is the gizzard which is also called as the gastric mill, ventriculus. In this organ the churning, digestion and temporary storage of food take place. It is the modified form of true stomach and found in some animals like birds, alligators. So, the correct answer is option C.
A bird digestive system contains crop, which is an expanded, saclike portion of the digestive tract below the oesophagus, in which food is temporarily stored is the gizzard which is also called as the gastric mill, ventriculus. In this organ the churning, digestion and temporary storage of food take place. It is the modified form of true stomach and found in some animals like birds, alligators.
So, the correct answer is option C.
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