By Chidiebere Scofield | 13/06/2017

 

NECO 2017 BIOLOGY SPECIMEN
specimen A-frog or toad
specimen B-thoracic vertabra
specimen C-lumbar vertabra
specimen D-flamboyant flower
of forest
specimen E-millipedi
specimen F-agama lizard
specimen G-food of domastic
fowl
specimen H-food of domastic
duck
specimen I-tomato fruit
specimen J-coconut fruit (with it
busk)
specimen K-dry bean pod or dry
pride barbados
pod or dry flamboyant pod
specimen L-combretum fruit
specimen M-adult burterfly
specimen N-prawn
specimen O-earthworm
specimen P-tapeworm

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

================================

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

Tabulate I and J

specimen-I
i)multi-seeded
ii)endocarp is juicy
iii)mesocarp is juicy
iv)several carpel are founded
v)several ovaries

specimen-J
i)one seeded
ii)endocarp is hard
iii)
iv)monocarpel
v)superior ovary
specimen-Ispecimen-Ji)multi-seeded

ii)endocarp is juicy

iii)mesocarp is juicy

iv)several carpel are founded

v)several ovariesi)one seeded

ii)endocarp is hard

iii)

iv)monocarpel

v)superior ovary

2017 VERIFIED BIOLOGY PRACTICAL ANSWERS

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

===========================
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-samara

2bii)
SPECIMEN I
i)multi seeded
ii) Endocarp is juicy
iii) Mesocarp is juicy
iv)several carpels are founded
v)several ovaries
SPECIMEN J
i) one seeded
ii)Endocarp is hard
iii) Mesocarp may be fleshy or fibrous
iv) monocarpels
v) superior ovary

2biii)
K===>dispersal by explosive mechanism
L===>disposal of wind

=====================================
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

3bi)
OBSERVATION FEATURES OF SPECIMEN P
i) scolex
ii)Neck
iii)proglottis

3bii)
Tabulate feature and function

Feature
i)Scolex
Function
Scolex bear hooks and suckers with which the worm clings to the wall of the host’s intestine

ii)
Feature
Neck
function
Hold and supports the scolex

iii)
feature
Proglottis
Function
Bears the testes and ovaries for reproduction

3bii)
O===>the phylum it belong is Annelida
P==>the phylum it belong is Platyhelminthes

3biii)
i)They help to loosen the top soil
ii)their faeces serve as manure to soil

COMPLETED

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

================================

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

3ai)
M-Adult butterfly
N-prawn
O-earthworm
P-tapeworm
3aii)
M-the class to which it belongs is INSECTA

3aiii)
OBSERVATION Feature of M:

i. A pair of clubbed antenae
Ii. A head,thorax and abdomen
Iii.wings.

3aiv)
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
3bi)
OBSERVATION FEATURES OF SPECIMEN P
i) scolex
ii)Neck
iii)proglottis

3bii)
Tabulate feature and function

Feature
i)Scolex
Function
Scolex bear hooks and suckers with which the worm clings to the wall of the host’s intestine

ii)
Feature
Neck
function
Hold and supports the scolex

iii)
feature
Proglottis
Function
Bears the testes and ovaries for reproduction

3bii)
O===>the phylum it belong is Annelida
P==>the phylum it belong is Platyhelminthes

3biii)
i)They help to loosen the top soil
ii)their faeces serve as manure to soil

COMPLETED

GOODLUCK

 

BIOLOGY PRACTICAL ANSWERS

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

===========================
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

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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