(i) Name the following: (a) The respiratory pigment in Erythrocytes. (b) The tissue that transports manufactured food from the leaves to all the parts of the plant. (c) The type of gene, which in the presence of a contrasting allele, is not expressed. (d) The duct which carries urine from the urinary bladder to outside the body. (e) The collective term for the protective membranes of the brain.
(ii) Arrange and rewrite the terms in each group in the correct order so as to be in a logical sequence beginning with the term that is underlined. (a) Snake, Grass, Frog, Grasshopper (b) Cochlea, Malleus, Pinna, Stapes (c) Fibrin, Thrombin, Fibrinogen, Platelets (d) Endodermis, Cortex, Xylem, Epidermis (e) Embryo, Foetus, Blastocyst, Morula
(iii) Fill in the blanks with suitable words: The technical term for short sightedness is (a) __________. This defect is caused because the eyeball is (b) __________ from front to back or the lens is too (c) __________. It can be corrected by using a suitable (d) __________ lens. The power of the lens is mentioned in (e) __________.
(iv) Choose the odd one out from the following terms and name the category to which the others belong: (a) Newspapers, Vegetable peels, Electric bulbs, Animal excreta (b) Renal pelvis, Renal artery, Renal Cortex, Renal medulla (c) Urochrome, Urea, Keratin, Uric acid (d) Oval window, Cochlea, Auditory canal, Round window (e) ADH, TSH, ACTH, NAD
(v) Match the items given in Column I with the most appropriate ones in Column II and rewrite the correct matching pairs.
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