Question

Attempt all questions from this section.
Question 1. Name the following:(1x10)
(i). Which tissue responsible for the ascent of sap in plants? Pepleto tissue-
(ii) The substance from which oxygen is evolved during photosynthesis.
(iii) The respiratory pigment present in Erythrocytes.
(iv) The part of the chloroplast where the dark reaction of photosynthesis takes place.
(v) WBCs squeeze through the walls of the capillaries into the tissues.
(vi) A pollutant which reduces the oxygen carrying capacity of blood.
(vii) Formation of ATP in presence of light.
(viii) A solution whose concentration is greater than that of the cell sap.
(ix) The chemical used to prevent excessive transpiration in plants.
(x) The process of loss of water in the form of droplets.
Question 2. State true or false: (1x10)
(i) W.B.Cs is more than R.B.Cs.
(ii) Stomata are stimulated by light.
(iii) Hemophilia is X-linked recessive disease.
(iv) Photosynthesis results in the loss of dry weight of the plant.
(v) The unit of light absorbed by the chlorophyll during photosynthesis is the proton.
(vi) K+ helps in blood coagulation.
(vii) Plants can be destarched by keeping in dark for 48 hours.​

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