General Agriculture

Question 1

1The first step in crop production is usually

Easy

A. land preparation B. harvesting C. marketing D. storage

Question 2

2Planting distance between crops affects

Easy

A. rainfall B. soil colour C. plant population and yield D. the weather

Question 3

3The law of the minimum (Liebig) states that growth is limited by

Hard

A. sunlight only B. the scarcest essential factor C. labour D. the most abundant nutrient

Question 4

4Supplying nutrients through fertiliser is called

Easy

A. thinning B. fertiliser application C. weeding D. harvesting

Question 5

5Planting improved seeds helps to

Easy

A. attract pests B. reduce yields C. increase yields D. delay harvest

Question 6

6Covering the soil around crops with dry grass or leaves is

Easy

A. pruning B. ridging C. harrowing D. mulching

Question 7

7Removing excess seedlings so that the rest have room to grow is

Easy

A. transplanting B. mulching C. staking D. thinning

Question 8

8The amount of seed sown per unit area of land is the

Easy

A. plant population only B. seed rate C. yield D. germination rate

Question 9

9A farmer applies 120 kg of N per hectare using sulphate of ammonia (21% N). The fertiliser needed per hectare is about

Hard

A. 571 kg B. 252 kg C. 120 kg D. 21 kg

Question 10

10Seed dormancy means

Easy

A. it is a hybrid B. a seed does not germinate even under good conditions C. it germinates immediately D. the seed is dead