Multiple Choice Questions

1. The process of nutrition in animals has __________ main steps.
   • (a) three
   • (b) four
   • (c) five
   • (d) six
2. The process by which the food is taken inside the body is called __________.
   • (a) assimilation
   • (b) absorption
   • (c) digestion
   • (d) ingestion
3. The constant movement of __________ by Paramecium pushes the food particles into its mouth.
   • (a) cilia
   • (b) tentacles
   • (c) feeding tube
   • (d) sticky tongue
4. The process by which the undigested food is removed from the body is called ________.
   • (a) ingestion
   • (b) assimilation
   • (c) absorption
   • (d) egestion
5. The mouthparts of insects are modified to form a _________ to suck liquid food.
   • (a) feeding tube
   • (b) sticky web
   • (c) tentacles
   • (d) cilia

Multiple Choice Questions

1. The largest gland in the body is _________.
   • (a) pancreas
   • (b) gall bladder
   • (c) liver
   • (d) stomach
2. Carbohydrates get broken into _________.
   • (a) glucose
   • (b) fatty acids
   • (c) glycerol
   • (d) amino acids
3. Our tearing teeth are called _________.
   • (a) canines
   • (b) premolars
   • (c) molars
   • (d) incisors
4. Hydrochloric acid is secreted in __________.
   • (a) stomach
   • (b) gall bladder
   • (c) pancreas
   • (d) lungs
5. ________ absorbs the digested food.
   • (a) Stomach
   • (b) Small intestine
   • (c) Large intestine
   • (d) Oesophagus

Oral Questions

1. What is meant by ingestion of food?
2. What is meant by digestion of food?
3. What is meant by absorption of food?
4. What is meant by egestion of food?
5. What is meant by peristalsis?

Science Quiz

1. Name the process in which small pieces of food get mixed with saliva by chewing.
2. Name the white and hardest substance which covers the teeth.
3. Name an enzyme which breaks down the starch present in the food into sugars.
4. Name the largest gland in the body.
5. Name the longest part of the alimentary canal.

Worksheet

A. MCQs

1. Which of the following is not a type of teeth?
2. The walls of the large intestine absorb _______.
3. Bile juice is produced by _________.
4. Compound stomach is found in _____________.

B. Match the Following

C. Fill in the Blanks

1. ________ protects the inner lining of the stomach.
2. The inner wall of the small intestine has folds called ________.
3. The small intestine is about ______ long.
4. The process in which the undigested food is removed from the body is called ________.

D. True or False

1. The tongue helps in mixing food with saliva.
2. In humans, there are 14 teeth in each jaw.
3. Oral cavity is also known as the food pipe.
4. The gall bladder stores bile temporarily.

Very Short Answer Questions

1. Name four different tastes detected by our tongue.
2. Name the four chambers found in the stomach of ruminants.
3. Name the tearing teeth.
4. Name the various steps of animal nutrition.

Short Answer Questions

1. What happens to the undigested food in the body?
2. What are the effects of tooth decay?
3. What are ruminants?
4. What is the difference between milk teeth and permanent teeth?
5. What do you understand by the term assimilation?
6. What is the action of intestinal juice on carbohydrates, fats and proteins?
7. Discuss the different types of teeth along with their structure.
8. What are the functions performed by the tongue?
9. Draw a well-labelled diagram to show the movement of food in the oesophagus. Write its function.
10. Which part of the alimentary canal is involved in chewing, killing bacteria, absorption and formation of faeces?

Long Answer Questions

1. Describe briefly how digestion and absorption take place in Amoeba.
2. Describe the process of digestion in ruminants.
3. Discuss the functions of each type of teeth and what inspiration we get from them.