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22.The blood leaving the tissues becomes rich in _____.

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(a) Haemoglobin (b) carbon dioxide (c) water (d) oxygen

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Class 10 science 3 years 1 Answer 7 views Enlightened 0

21.The filtration units of the kidney are called ___.

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(a) urethra (b) ureter (c)Neuron (d) nephron

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Class 10 science 3 years 1 Answer 8 views Enlightened 0

20. The procedure used for cleaning the blood of a person by separating urea from it is called:

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(a) osmosis (b) filtration (c) dialysis (d) double circulation

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Class 10 science 3 years 1 Answer 33 views Enlightened 0

19.Where is the dirty blood in our body filtered? (a) Heart (b) Lungs (c) Ureter (d) Kidneys

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(a) Heart (b) Lungs (c) Ureter (d) Kidneys

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Class 10 science 3 years 1 Answer 17 views Enlightened 0

18.Name the tube which connects the kidneys to the urinary bladder.

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(a) Urethra (b) Nephron (c) Tubule (d) Ureter

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Class 10 science 3 years 1 Answer 7 views Enlightened 0

17.Name a circulatory fluid in the human body other than blood.

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(a) Platelets (b) RBC (c) Lymph (d) Plasma

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Class 10 science 3 years 1 Answer 10 views Enlightened 0

16.A blood vessel which pumps the blood from the heart to the entire body:

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(a) artery (b) capillary (c) Vein (d) Haemoglobin

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15. The movement of food in phloem is called:

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(a) transpiration (b) translocation (c) respiration (d) evaporation

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14.Which plant tissue transports water and min-erals from the roots to the leaf?

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(a) Xylem (b) Phloem (c) Parenchyma (d) Collenchyma

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Class 10 science 3 years 1 Answer 11 views Enlightened 0

13.Name the pores in a leaf through which respi-ratory exchange of gases takes place.

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(a) Lenticels (b) Vacuoles (c) Xylem (d) Stomata

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Class 10 science 3 years 1 Answer 5 views Enlightened 0

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class 10 life processes