NECO BIOLOGY PRACTICAL ANSWERS

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2ai)
G- foot of domestic fowl
H-foot of domestic duck...
I-tomatoe fruit
J-coconut fruit
K-dry bean pod
L-combretion fruit
2ii)
i-they both have claws
ii-they both have three toes in front and one
at
the back
iii-they are both used for walking
2iii)
Spc- H is webbed while sec-G is not
2iv)
i-for scratching
ii-for walking/running i.e locomotion
2v)
i-prominent hind limb for running away
from
treats
ii-prominent claws for scratching the
ground in
search of food
2bi)
I- simple sacculent fruit - berry
J-simple sacculent fruit - drupe
K-simple dry dehicent fruit- legume
L-simple dry dehiscent fruit
1ai)
A=Toad
B=Thoracic Vertebra
C=Lumbar vertebra
D= Pride of Barbados
E=Millipede
F=Agama Lizard
1aii)
DRAW literal view of Thoracic Vertebra
(check
image in pdf)
1aiii)
B===>located in chest, attached to the ribs
C===>located in loin
1aiv)
Tabulate
SPECIMEN B
i)They are 12 in number
ii) they are large
iii) They are rigid
iv)less vulnerable to degenerative conditions
v) less massive
SPECIMEN C
i)They are only 5
ii)They are the largest
iii)They are flexible
iv) more vulnerable to degenerative
conditions
due to its weight - bearing function
v) more massive
1v)
i) Both have large centrum
ii)Both have neural spine
iii) Both support the body and protect the
spinal
cord
3i)
M-Adult butterfly
N-prawn
O-earthworm
P-tapeworm
3ii)
M-the class to which it belongs is INSECTA
3iii)
OBSERVATION Feature of M:
i. A pair of clubbed antenae
Ii. A head,thorax and abdomen
Iii.wings.
3iv)
OBSERVABLE feature of N:
i.antenea
Ii.pincer
iii.abdomen
Iv.swimmerets
V.walking legs
3v)
M- pollination of flowers
N-serve as food to man
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