waec answers on waec

AGRICULTURAL SCIENCE
SPECIMEN FOR 2014 WAEC
SPECIMEN A: CLAYEY SOIL
SPECIMEN B: SANDY SOIL
SPECIMEN C: MILLEPEDE
SPECIMEN D: COW DUNG
SPECIMEN E: UREA.
SPECIMEN F: N.P.K 15:15:15
SPECIMEN G: WATER
SPECIMEN H: SHEARS
SPECIMEN I: SICKLE
SPECIMEN J: KNAPSACK SPRAYER
SPECIMEN K: WHEELBARROW
SPECIMEN L: TRIDAX
SPECIMEN M: CARPET GRASS
SPECIMEN N: WATER LEAVE
SPECIMEN O: SUGAR CANE
SPECIMEN P: SAWDUST
SPECIMEN Q: ROUNDWORM
SPECIMEN R: BIRD
SPECIMEN S: LIVER OF A RUMINANT
SPECIMEN T: HEART OF A
RUMINANT .

(1ai)

A-clay soil
B- Sandy soil

(1aii)

A-Maize,vegetable
B-onion,sugarcane

(1aiii)
-the particle of fallow
-application of lime
-planting of covers crops

(1b)
C-Millipede
D-cow dung

(1bii)
-it aids decomposition of organic matter
-it improve soil structures
-it allow easy percolation of water

(1biii)
-it is used for farm yard manure
-it increase crop yield
-it may be collected as biogas to generate
electricity.

(2ai)
H-shears
I-sickle
J-knapsack sprayer
K-wheelbarrow

(2aii)
J
-it is used for spraying chemicals
-it is used for irrigation
K
-for transporting harvested crops
-for carriage of manure. 

(2aiii)
-clean with grease or oil after usage
-store in a cool dry place
-handle it care to avoid the brokage of the handles

(2aiv)
-rinse with water immediately after each usage
-keep in a cool dry place
-it should be properly fit before each usage
-keep away from children

(3ai)
No of seed sown-40
No of germinated seed-35
Percentage of maize that germinated=35/40*100
=87.5percent

(3aii)
No of seed sown-40
No of germinated seed-35
No of seed that did not germinate-5
5/40*100
=12.5percent

(3b)
-presence of sunlight
-presence of water
-the seeds were viable
-proper weeding. . . 

(3c)
-absence of sunlight
-absence of water
-the planted may not be viable
-it may not be well weed
-erosion may washed away the planted seeds

(3d)
-for production of corn flakes
-for production of paps

(4ai)
P-sawdust
R-bird

(4aii)
-it contains particle board which may break eggs
-it may break the eggs because it may also break
the egg

(4aiii)
-pen
-sandy sand
(4aiv)
Inorganic fertilizer

(4v)
-as farm yard manure
-increases crop yield
-used as agricultural fertilizer
-causes recycle into the food chain.

(4b)
-use of physical method
-use of cultural method
-use of biological method