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Transportation in Animals and Plants
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Choose the correct option:
(a) In plants, water is transported through
(i) xylem
(ii) phloem
(iii) stomata
(iv) root hair
(b) Water absorption through roots can be increased by keeping the plants
(i) in the shade
(ii) in dim light
(iii) under the fan
(iv) covered with a polythene bag
Why is transport of materials necessary in a plant or in an animal? Explain.
What will happen if there are no platelets in the blood?
What are stomata? Give two functions of stomata.
Does transpiration serve any useful function in the plants? Explain.
What are the components of blood?
Why is blood needed by all the parts of a body?
What makes the blood look red?
Describe the function of the heart.
Why is it necessary to excrete waste products?
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