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Practical Biology 2015 Neco Answers Now Availaible!!!


Friday 5th June Paper I: Practical – Biology
10.00am-12.00pm
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1ai)
A = HOUSEFLY
B = TOAD
C = CRAYFISH
D = HIBISCUS FLOWER
E =BEAN SEED F = COCONUT SEED
1aii)
A-Insecta
B-Amphibian
C-Crustacean
1bi)
Cholera
Typhoid
1bii)
- possession of fine webbed digits for
swimming
-Possession of gills at larva stage for
respiration
-Adaptation to life on land
-Possession of lungs for gaseous
exchange
-Possession of poisonous gland for
protection
-Possession of tympanum for collection
sound wave
1biii)
-presence of water
-Presence of optimum temperaTure
-Viability of the seed.
1ci)

1cii)
Marginal placentation.
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2ai)
G = Maize fruit
H = Mango fruit
I = Tomato fruit
J = Cockroach
K = Earthworm
2aii)
H= Drupe
I = Berry
2aiii)
Similarities
* Both have Endocarp for protection of
seed
* Both have Mesocarp for storage of
seed
* Both have seed
2aiv)
Difference btw H& I
* H = it belong to drupe WHILE I =
belong to berry
* H = It has hard and strong Endo carp
WHILE
I = Has soft and fleshy Endocarp
2bi)
I) Animal
2) Wind
2bii).
Difference Btw J & K J = belong to Insector
K= belong to ammelia
J = possess of wings
K = absence of wings
J = it lives in dark corners
K = lives in moist soil
J = it under goes incomplete
metamorphosis
K = Does not undergo metamorphosis
J = It destroy household materials
K = It serve as decomposer
2biii)
[ Specimen J ]
* It transmit diseases
* it destroy household materials
* it decays organic matter
[ Specimen K ]
* it loosens the soil
* it aerate the soil
* it decomposes plants and animals
matters
=============================
3)
L = Thoracic Vertebra
M = Cervica Vertebra
N = Cauda Vertebra
O = Sacial Vertebra
P = Humerus
3aii)
L = Chest region
M = Neck region
N = Tail region
O = pelvic region
P = Fore limb
3aiii)
[ Specimen L ]
* Possession of long neural spine
* It has large neura canal
* Their transverse Process are well
developed
[ Specimen M ]
* It has a broad and Flat Centrum
* It has a vertebrateral canal
* It has a pair of post zgapophyses.
THE BONE IMG LABEL!!!


Lavicle (Pectoral girdle)
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COMPLETED.
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