EASY
Earn 100

What happens to the food once it enters our body?

Important Questions on Life Processes

HARD
"Taste is something connected to the tongue and palate.” Write an activity to prove it.
HARD
Sphincter that helps in opening stomach into duodenum is _____
MEDIUM
Explain the processes of digestion, absorption and assimilation of the human alimentary canal with a labelled diagram.
MEDIUM
List the steps of preparation of temporary mount of a leaf peel to observe stomata.
EASY
Choose and write the correct answers from the following:
What is the correct sequence of different parts present in the alimentary canal?
MEDIUM
Which of the following is carried by lymph which is digested and absorbed from the intestine?
MEDIUM
Draw a neat diagram of the digestive system of humans and label the pancreas and gall bladder.
MEDIUM

Answer the following:

Write a point of difference between parasites and saprophytes.

MEDIUM
Name the main organs of the human digestive system in the order to the digestion of food.
HARD
Explain human digestive system (diagram is not required).
MEDIUM
List four precautions which a student should observe while preparing a temporary mount of a leaf peel to show stomata in his school laboratory.
HARD
How much time the hunger pangs will continue.
MEDIUM
List in tabular form three distinguishing features between autotrophic nutrition and heterotrophic nutrition.
MEDIUM
The parts of large intestine are
EASY

Name the following:

The first enzyme to mix with food in the digestive tract

HARD

Draw the diagram of open and closed stomata and label:

a) chloroplast
b) guard cells

MEDIUM
What is the source of oxygen produced during photosynthesis?
MEDIUM
Draw a well-labelled diagram of the human digestive system.
HARD
Draw a well-labelled diagram of the human digestive system.
HARD

Match the following:

List A List B
(i) Pepsin a. Carbohydrates
(ii) Amylase b. Proteins
(iii) Lipase c. Fats