WAEC - Agricultural Science (2003)

• 1

  Agriculture helps to solve all the following problems except

  回答

  (C)

  high population growth rate
• 2

  Wastage of perishable farm produce is likely due to the following problems except

  回答

  (D)

  inadequate water supply in rural areas
• 3

  Plant quarantine was introduced to

  回答

  (A)

  control incoming diseases and pests
• 4

  Which of the following is an advantage of communal land tenure system?

  回答

  (B)

  each member of the community can own land
• 5

  An advantage of individual system of land ownership is that

  回答

  (C)

  it encourages long term planning
• 6

  The role of government in promoting agricultural development includes the following except

  回答

  (D)

  breeding of plant and animals
• 7

  Which of the following is not a function of forestry?

  回答

  (B)

  establishment of pasture
• 8

  The factors involved in the formation of metamorphic rocks are

  回答

  (A)

  heat and pressure
• 9

  Which of the following is not a factor of soil formation?

  回答

  (B)

  land conservation
• 10

  The rate of soil erosion is not affected by

  回答

  (B)

  leaching
• 11

  Which of the following soil properties cannot be easily altered?

  回答

  (B)

  consistency
• 12

  A soil with low pH value can be improved by the addition of

  回答

  (B)

  calcium carbonate
• 13

  What is the percentage water content of a soil sample which weighed 180g when fresh and 120g when oven dried?

  回答

  (D)

  33.3%
• 14

  Nitrogen may be lost from the soil through the following processes except

  回答

  (D)

  irrigation
• 15

  Nitrogen deficiency in plants can lead to the following except

  回答

  (B)

  excessive growth
• 16

  Which of the following is not a principal of crop rotation?

  回答

  (B)

  a period of fallow must be provided in the cours of the rotation
• 17

  The most efficient irrigation method on large scale farms involve the use of

  回答

  (A)

  overhead irrigation facilities
• 18

  The farm machinery that does not have the heat engine is

  回答

  (D)

  combin drill
• 19

  What is the main use of a gunter's cabin?

  回答

  (A)

  taking measurement of distance
• 20

  The main reason why the disc plough is preferred over the mouldboard plough for use in heavy soils is that

  回答

  (A)

  the scraper removes any adhering mud
• 21

  Which of the following parts is common to both the disc and mouldboard plough?

  回答

  (D)

  beam
• 22

  Which of the following farm implements is not hand operated?

  回答

  (B)

  ridgers
• 23

  Primary tillage equipment performs the following functions except

  回答

  (C)

  preparing ridges for planting
• 24

  Which of the following is a method of conducting a simple farm layout survey?

  回答

  (C)

  3:4:5
• 25

  Which of the following activities does not clearly describe the art of mechanization?

  回答

  (B)

  clearing land with a cutlass
• 26

  An example of grain legume is

  回答

  (A)

  pigeon
• 27

  Cassava is mainly propagated by

  回答

  (D)

  cuttings
• 28

  Which of the following groups of crops requires a nursery?

  回答

  (B)

  oil palm,cocoa and tomato
• 29

  To which of the following crops does the term 'ginning' apply?

  回答

  (D)

  cotton
• 30

  The scientific name for guinea grass is

  回答

  (A)

  panicum maximum
• 31

  The national terr-planting campaign is aimed at stimulating

  回答

  (A)

  wildlife conservation
• 32

  The most common grazing system in West Africa is

  回答

  (B)

  rotational grazing
• 33

  Smut disease of cereals is caused by a

  回答

  (B)

  fungus
• 34

  Moths,aphids and mealy bugs cause damage to crops by their

  回答

  (A)

  piercing and sucking activities
• 35

  The variety if maize which is less susceptible to weevil attack is

  回答

  (B)

  flint maize
• 36

  Weevils can be controlled by

  回答

  (B)

  storing dry grain in air-tight containers
• 37

  The most common weed of pasture in West Africa is

  回答

  (B)

  tridax procumbens
• 38

  Improvement of yam through breeding is difficult because

  回答

  (A)

  it possesses no sexual reproductive system
• 39

  Animal which chew the cud are

  回答

  (C)

  ruminants
• 40

  Birds temporarily store their food in the

  回答

  (A)

  crop
• 41

  Spermatozoa are produced in the

  回答

  (B)

  testicles
• 42

  Which of the following is not a sign of heat in farm animals?

  回答

  (C)

  udder enlargement
• 43

  The cat of giving birth in farm animals is called

  回答

  (C)

  parturtion
• 44

  Which of the following factors usually affects the colour of egg yolk?

  回答

  (C)

  type of feed
• 45

  Sexing in animal production is the process of

  回答

  (D)

  separating the male from the female
• 46

  Management practices in a piggery include the following except

  回答

  (D)

  weekly vaccination of pigs
• 47

  The process of stopping a young animal from milk and placing it under hand feeding is

  回答

  (C)

  weaning
• 48

  Artificial colostrum can be prepared from mixing all the following materials except

  回答

  (A)

  groundnut oil
• 49

  Which of the following classes of nutrients is used mainly for energy production in farm animals?

  回答

  (A)

  carbohydrates
• 50

  Newcastle disease attacks

  回答

  (C)

  poultry
• 51

  Coccidiosis can be treated with

  回答

  (A)

  sulphamethazine
• 52

  Fish products include the following except

  回答

  (B)

  fish silage
• 53

  The resulting calf from crossing white fulani with a muturu cow is a

  回答

  (B)

  keteku
• 54

  The major advantage of inbreeding in animals is that it

  回答

  (C)

  eliminates undesirable traits
• 55

  Farm records are important for the following reasons except

  回答

  (C)

  assessing the quality of farm produce