Which of the following terms is not associated with surface irrigation?

A. tile

B. basin

C. dyke

D. furrow

Loss of nitrogen from the soil through the removal of oxygen from nitrates by bacteria is known as

A. ammonification

B. dehydration

C. dentrification

D. nitrification

Which of the following statement are advantages of mulching? It
I. controls weeds
II. conserves soil moisture
III. increases soil temperature
IV. reduces soil pH

A. I and II only

B. I and III only

C. II and IV only

D. III and IV only

Determine the weight of potassium in a 50 kg NPK (20:20:10) bag of fertilizer.

A. 5.0 kg

B. 7.0 kg

C. 10.0 kg

D. 20.0 kg

The farm power which is most adaptable to farm operation in West Africa is

A. animal power

B. wind power

C. human power

D. solar power

If grains are not properly dried before storage, they are likely to

A. lose viability at a fast rate

B. remain domant for a long time

C. synthesize carbohydrate during storage

D. germinate faster when planted in the field

Which of the following combinations of activities gives the correct sequence of nursing seeds?
I. watering of sown seeds
II. making drills with a dibber
III. covering seeds with palm fronds
IV. sowing seeds in drills

A. II,IV,III and I

B. III,II,I and IV

C. III,IV,II and I

D. II,III,IV and I

If the recommended spacing for a tree crop is 2.5m by 4.0m. How many seedlings are required to plant 2 hectares of farmland?

A. 8,000 seedlings

B. 3,000 seedlings

C. 2,000 seedlings

D. 1,000 seedlings

Which of the following processes are associated with rubber production?
I. coagulation
II. fermentation
III. tapping

A. I and II only

B. I and III only

C. II and III only

D. I,II and III

The following crops require staking except

A. tomato

B. yam

C. pumpkin

D. guinea corn