(a) Ways in which ornamental plants are important are are used (i) for local herbs; (ii) for interior decorations: (iii) for landscaping of areas; (iv) for decoration of resort centres. (v) for provision of shade; (vi) for scientific research; (vii) for provision of income to horticulturist/florist (viii) as source of perfume or preparation of perfumes; (ix) as symbol of love/social value (x) in noise absorption, (xi) to reduce adverse effects of wind; (xii) to purify atmospheric air; (xiii) for making hedges; (xiv) provision of employment (gardeners). (xv) to provide foreign exchange to the government when exported.
(b)(i) Examples of ornamental trees are: frangipani, flamboyant/flarne of the forest, neem cassia, Indian almond, royal palm, casuarina, etc. (ii) Examples of ornamental shrubs are: allamanda, hibiscus, croton, wild rose, ixora, bougainvillea, etc
(c)(i) pasture is a piece of land on which glasses and other legume crops are naturally found or deliberately grown for feeding/grazing livestock. (ii) Forage crops are grasses and legume crops deliberately grown for feeding livestock
(d) Role of legumes in agriculture are: (i) They complement the. mineral nutrients lacking in forage grasses to meet livestock needs. (ii) Legumes supply an adequate amount of protein essential for growth and development in animals. (iii) Legumes do increase the yields of pastures- (iv) They also help to enrich soil, lacking (v) They improve palatability of pastures (vi)They form good ground cover which prevents erosion. (vii)They also assists in the control of weeds