Q. When capillaries join together, they form

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Q. All vertebrates possess

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Q. Planaria has no body cavity, instead it have mesechyme layer of cells which are loosely packed between ectoderm and endoderm, hence called

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Q. Percentage of plasma in human blood is about

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Q. Water potential of a pure water is equal to

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Q. Platelets are large cells which are in form of fragments are called as

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Q. Cell wall components donot dissolve in water and instead increase in

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Q. After contraction of ventricular muscles blood is moved via swollen portion called as

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Q. Water transpiration is done 90% by process of

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Q. Prolonged high blood pressure weaken heart muscles by damaging lining of

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Q. A solid mass of blood constituent which acts as a barrier in blood vessel is called

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Q. Spleen, thymus, tonsils and adenoids produces

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Q. Constriction and hardening of arteries occur in a condition known as

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Q. Granulocytes include

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Q. Cholesterol acts as a precursor of

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Q. Specificity destruction of antigen is done by

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Q. Transpiration that occurs from vital organ lenticels present on stem is termed as

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Q. If higher temperature persists for a longer periods of time, plant may

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Q. Antibodies which are present in lymphocytes are synthesized by vertebrates in response to antigens are

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Q. Movement of water molecules along cell walls of xylem vessels is due to a force called

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