The following are examples of natural mating methods except

• A. pen mating
• B. flock mating C. hand mating B. flock mating
• C. hand mating
• D. block mating

I. Burning of trash II. Slashing of undergrowth III. Seed bed preparation IV. Soil tillage. Which of the following practices will enhance loss of soil water?

• A. I and II
• B. II and III
• C. III and IV
• D. I and IV

Monocotyledonous crops include

• A. oil palm, rice, and plantain.
• B. cowpea, pepper and tomato
• C. garden egg, cassava and mango
• D. rubber, cashew and orange

The vitamin which is essential for the growth of spermatozoa in males and the development of the foetus in females is

• A. vitamin A
• B. vitamin D
• C. vitamin E
• D. vitamin K

(a) Write the full meaning of the acronyms of the following non-governmental agricultural organizations:

(i) WARDA;

(ii) IITA;

(iii) FAO;

(iv) ILCA.

(b) Mentionsix ways in which agriculture is of benefit to rural communities.

(c) List four liming materials used in agriculture.

(d) Give four examples of sedimentary rocks.

In subsistence agriculture,

• A. yields are usually high
• B. surplus produced is small
• C. savings are made
• D. farm sizes are large

An advantage of weeds is that they are used to

• A. control insect pest
• B. check grazing by animals
• C. check erosion
• D. control diseases.

Which of the following groups of rocks is formed as a result of volcanic eruption?

• A. limestone,basalt and shale
• B. basalt,granite and pumice
• C. sandstone,granite and quartzite
• D. marble,gneiss and shale

The humpless breed of cattle which also possess short horns is

• A. gudali
• B. shuwa arab
• C. white fulani
• D. muturu

Bulldozers are powerful tractors and expensive machines with a

• A. broad steel blade
• B. narrow steel blade
• C. tiny steel blade
• D. small steel blade