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प्रश्न
Name the sources of the following:
Cellulose
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उत्तर
Plants
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संबंधित प्रश्न
Explain the following term with an example:
Carnivore
The process of intake of food and utilising it for all life processes is called ______.
Name some unicellular organisms in which all life-processes take place within their unicellular body.
Give reasons.
Butterflies have a long tube-like proboscis.
Very Short Answer Type Questions:
Which type of food is called body-building food?
Short Answer Type Questions:
What are the functions of carbohydrates?
The nutrient required in trace amounts to accomplish various body functions is ______.
Paheli avoids eating vegetables but likes to eat biscuits, noodles and white bread. She frequently complains of stomachache and constipation. What are the food items that she should include in her diet to get rid of the problem? Give reason for your answer.
‘Water does not provide nutrients, yet it is an important component of food’. Explain.
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.
