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प्रश्न
What is common for Cuscuta, ticks and leeches?
उत्तर
These all are parasites. They live on or inside another body to obtain food from the host. In obtaining food, parasites always harm their host.
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संबंधित प्रश्न
Marasmus is due to deficiency of:
(a) Vitamin C
(b) Carbohydrates
(c) Fat
(d) Food
Spot the following in the table of vitamins and minerals.
Causes of anaemia.
Classify according to food-type.
Human
Why do living organisms need nutrition?
Very Short Answer Type Questions:
Which type of food is called body-building food?
Meat alone is sufficient to provide all nutrients to the body.
The nutrient required in trace amounts to accomplish various body functions is ______.
Differentiate
Kwashiorkar from Marasmus
What do we actually mean when we say that the "enzymes are specific in their action"?
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.
