30/04/2015
WAEC BIOLOGY PRACTICAL
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(1a)
Division;-Magnoliophyta
Class;-Magnoliopsida
(1b)
(i)
A-Spiral
B-Opposite
(ii)
A-swordlike
B-Oval/Oblong
(1c)
(i) A-smoooth
(ii)A-alternate venation
B-Net venation
(1d)
(i)
-They both have Narrow leaf
-They both have Green colouration of leaf
-They are both angiosperm
They are both dicotyledinous plant
(ii)
-Specimen A contains many leaves whie specimen B
contains fewer leaves
-Specimen A is darker in colour while specimen B is
lighter in colour
-Specimen A posses hard stem while specimen B posses
succulent stem
-Specimen A has scaly appearance while specimen B
does not have scaly appearance
(2ai)
G-Arthropoda
H-Arthropoda
(2aii)
1-possession of exoskeleton of chtin.
2-possession of joint appendages.
(2b)
G-Mandible.
H-Mandible
(2ci)
G-Arboreal
H-Termitarium
(2cii)
G:
1.Worker bee is a source of formic
acid.
2.It a source of income
H:
1.it increase the nutrient of the soil.
2.It destroys farm produce.
(2di)
M-Aves
N-pisces
P-vertebrata
(2dii)
Protein of the organism
I
ii.
M
I.Absense of sweet pore
2.Presence of barbs
3.Presence of Rachis
4.Presence of shaft
P
1.Presence of sweet pore.
2.Absence of barbs
3.Absence of rachis
4.Absence of shaft.
E
1.inferid umbilicus attaches the
specimen the skin of the bird.
2.Rachis hold the barbs in place.
3.The barbs insulate the body.
