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Class 7 Life Processes in Animals worksheet
CBSE Science. Digestion from mouth to anus, breathing and respiration, how different animals breathe. Every sheet has 20 questions in three sections and an answer key, and the numbers change every time.
Sample questions
Real questions from this chapter, as the app sets them. Tap Answer to see the answer and working.
Section A · multiple choice
- 1.
Saliva in the mouth starts breaking down:
- fat into water
- vitamins into minerals
- protein into fat
- starch into sugar
Answer
(d) starch into sugar
- 2.
In the path of food through the body, what comes right before "stomach"?
- oesophagus
- lungs
- windpipe
- anus
Answer
(a) oesophagus
mouth → oesophagus → stomach → small intestine → large intestine → rectum → anus
- 3.
Which part absorbs digested food into the blood?
- rectum
- mouth
- oesophagus
- small intestine
Answer
(d) small intestine
Section B · short answer
- 4.
Name the parts of the alimentary canal in order.
Answer
Mouth, oesophagus, stomach, small intestine, large intestine, rectum, anus.
- 5.
Name the part that (a) makes a juice that digests carbohydrates, proteins and fats (b) pushes food down to the stomach
Answer
(a) pancreas (b) oesophagus
Section C · long answer
- 6.
Describe the journey of food through the human digestive system.
Answer
In the mouth teeth chew it and saliva begins digesting starch. The oesophagus pushes it to the stomach, which churns it with acid and digestive juice for protein. In the small intestine bile and pancreatic juice complete digestion and the digested food is absorbed into the blood. The large intestine absorbs water and salts, and waste leaves through the anus.
Fresh sheets for your child
In the app, every Life Processes in Animals sheet is new: the app remembers the questions your child has already had and leaves them out. Print the sheet as a PDF, or use notebook mode and write the answers in a notebook.
Coming soon for Android and iPhone.