Advertisements
Advertisements
Question
All the substances in our food which are useful for various bodily processes are called ______.
Solution
All the substances in our food which are useful for various bodily processes are called nutrients.
RELATED QUESTIONS
Name the sources of the following:
Cellulose
Classify according to food-type.
Frog
Classify according to food-type.
Tick
Short Answer Type Questions:
What are the functions of carbohydrates?
Expulsion of undigested food by a voluntary process taking places through the anal opening is called ______.
Is ‘nutrition’ a necessity for an organism? Discuss.
Explain the process of nutrition in Amoeba.
Nitrogen is an essential nutrient for plant growth. But farmers who cultivate pulse crops like green gram, Bengal gram, black gram, etc. do not apply nitrogenous fertilizers during cultivation. Why?
Observe the diagram given in Figure 1.1 and label the following terms given in the box.
Take a potted plant with broad leaves. Take two strips of black paper and cut out a small square in the centres. Cover a part of two leaves with these papers and secure them with paper clips Figure. Keep the plant in sunlight for 2–5 days. Observe the difference in the colour of the covered and the uncovered portions on the leaf. Perform iodine test on this leaf. Did the two parts show different results? Now take second leaf. Remove the strip and expose the covered part to the sunlight for 2–3 days and do the iodine test again. Describe your observations.
