Correct Answer: C. type of feed

Correct Answer: B. painting it black

Explanation

(a) Group of crops and their examples: Cereals - maize, wheat, sorghum/guineacorn. rice, millet, barley, acha (Digitaria exilis); oats, rye.

Roots and tubers - yam, cocoyam, cassava sweet potato, Irish potatoes, rizga, radish, beets, carrot

Legumes: cowpea. mucuna, centro sema, soyabean. groundnut Lima bean - pigeon pea, bambara nut etc.

Fruits - oranges, mangoes, pawpaw, pineapple cashew etc.

Beverages - cocoa, coffee, tea, kola-nut Fibres - Kenaf, sisal hemp, hibiscus, jute, cotton etc.

Oil crops - groundnut, soyabean, oil palm, melon, cotton, coconut, sun flower.

Vegetables: Amaranthus, bitter leaf, Talinum (water leaf) Telfairia. Okra. tomato, spinach etc.

(b) Production of tomato (i) Sowing method: Planting is by drilling or broadcasting

(ii) Transplanting: Transplanting on beds and ridges when seedling size is 15-20cm tall and about 25-30 days old when the seedlings have 4-5 leaves, Transplanting is done early in the morning or evening.

(iii) Varieties: These include Ife plum, Renita, Roma, Local cultivars etc.

(iv) Harvesting: The first ripe fruits come out about 12 weeks but attend peak yield about 15 weeks after sowing. The fruits are best harvested when half ripe as the green fruits suffer less cracking but have no good flavour. Harvesting is by hand picking.

Correct Answer: c. 23

Correct Answer: C. prayed ceaselessly

Correct Answer: B. reversible increase in size

Correct Answer: D. messa

Explanation

(a)Persuasive advertising is advertising which tries to convince people to buy and use a particular product or service whether or not they need it at that particular time. Persuasive advertising facilitates impulse buying.

(b)Informative advertisingis an advertising which tends to create awareness about the existence of some goods or services. It gives all the facts about the uses and where the goods or service can be obtained.

(c)Competitive advertising is an advertisement which tends to create more market for a product or service at the expense of a close substitute, stating that a product is better than the other close substitute.

(d)Mass advertising refers to joint advertising organised by producers a distributors of similar products in order to eliminate wastes and cut costs in respect of resources and energy. producers of similar goods come together to advertise their goods.

(e)Direct advertising is advertising which is selective ind the message sent to persons who are likely to buy the product or service. It is directed to the most specific market ,possible (target market) e.g. advertising of cosmetics in women's magazine.

Correct Answer: C. a d.c generator

Correct Answer: C. nucleus