Waec 2018 Agriculture Past Questions And Answers
The structure of loam could be described as
- A. single-grained
- B. blocky
- C. crumby
- D. platy
Thinning is a farm operation in which
- A. empty spaces where seeds did not germinate are replanted
- B. the number of seedlings per stand is reduced to one or two
- C. fertilizers and manures are applied to crops
- D. effort is made to control pests
The aim of the experiment illustrated below is to
- A. determine soil texture
- B. ascertain water content of the soil
- C. examine the structure of the soil
- D. determine soil acidity
Which of the following statement describes an advantage of underground drainage? It
- A. allows for free movement of farm machinery
- B. checks the growth of weeds
- C. improves soil texture
- D. increases organic matter content of soil
(a) What is Colotrum?
(b) Draw and label the transverse section of an egg.
(c) Complete this table on Law of Diminishing Returns
(i) — (ii) 3kg (ii) 11kg (iv) 28kg (v) 40kg (vi) 8kg (vii) 1 kg (viii) 0kg
View Discussion (0)WAEC 2018 THEORY.jpg)
The purpose of the part labelled I in the experiment illustrated below is to
- A. allow proper aggregation of soil particles
- B. allow even evaporation of water
- C. prevent water from escaping
- D. distribute water around the soil
Which of the following diseases is caused by a virus?
- A. Brucellosis
- B. Trypanosomiasis
- C. Rinderpest
- D. Tuberculosis
(a) List four functions of soil water to crops.
(b) Enumerate five factors that could cause low soil pH.
(c) Briefly discuss the life cycle of Liver Fluke.
View Discussion (0)WAEC 2018 THEORYWhich of the following practices does not replenish lost soil nutrients?
- A. crop rotation
- B. fallowing
- C. Liming
- D. Bush burning
A farmer observed that all his day-old chicks clustered around the source of heat in a brooder house. This observation is likely due to
- A. manifestation of a disease outbreak
- B. thirst because of inadequate water
- C. poor nutrition
- D. low temperature