Nutrition in Animals

Digestion of carbohydrates occurs in

Which is the first enzyme to mix with food in the digestive tract?

Choose the function of the pancreatic juice from the following.

In which part of the alimentary canal, food is most efficiently digested?

Which part of alimentary canal receives bile from the liver?

The inner lining of stomach is protected by one of the following from hydrochloric acid. Choose the correct one

If salivary amylase is lacking in the saliva, which of the following events in the mouth cavity will be affected?

Which is the correct sequence of parts in human alimentary canal?

Select the correct statement.

Assume you are a veterinary doctor and you had removed a good length of the small intestine of a bear that was suffering from an intestinal tumor. Now, would you suggest a plant-based or meat-based diet for the bear after its recovery? Give a reason for your suggestion.

Bile is secreted by
 

For the human digestive system, the enzymes trypsin and pepsin are secreted by:

Two of the following organisms have a holozoic mode of nutrition. These organisms are

Plant and plant product eating animals are called_____.

What are villi? Mention their functions.

Draw a neat diagram of the alimentary canal and label the following parts:

(i) The largest gland
(ii) The gland that secretes digestive enzymes as well as hormones.
(iii) The part where digested food is absorbed.

Explain the process of digestion in human beings.

Name three different glands associated with the digestive system in humans. Also, name their secretion.

Mention the role of following in the digestion:
(i) Pepsin

(ii) Saliva

(iii) Villi

(iv) Hydrochloric acid

(v) Mucus

The pH of the mouth of a person is lower than 5.5. What changes will occur in his mouth? How can these changes be controlled? Write any two measures.