1 11 Far sightedness- A person having hypermetropia can see things that far clearly 1 but cannot see nearby objects clearly. Causes- focal length of lens is too long, eye ball become small. Correction - use of convex lens. 1 1 12 Movement – Nastic movement Growth – Tropic movement 1 Nastic movement – Responses do not depend on direction of the stimulus, it is 1 usually in the reversible. Tropic movements – Responses that are either towards or away from direction 1 of the stimulus, it is usually in the irreversible as they involve growth 13 1 Dihybrid cross OR Female produces X-X Gametes Males produces X-Y Gametes 1 50% female , 50% male offspring. 1 1 1 1 14 (a) CFC chlorofluorocarbon. 1 (b) It traps the harmful UV radiation coming from the sun 1
1 11 Far sightedness- A person having hypermetropia can see things that far clearly but cannot see nearby objects clearly. Causes- focal length of lens is too long, eye ball become small. Correction - use of convex lens. 1 1 1 12 Movement – Nastic movement Growth – Tropic movement Nastic movement – Responses do not depend on direction of the stimulus, it is usually in the reversible. Tropic movements – Responses that are either towards or away from direction of the stimulus, it is usually in the irreversible as they involve growth 1 1 1 13 Dihybrid cross OR Female produces X-X Gametes Males produces X-Y Gametes 50% female , 50% male offspring. 1 1 1 1 1 1 14 (a) CFC chlorofluorocarbon. (b) It traps the harmful UV radiation coming from the sun 1 1
543321120sample_paper_x_sc_2018_set_2.docx