Apr 10, 2012

WAEC BIOLOGY PRACTICAL 2012


Familiarize yourself with these specimens and practice how to sketch and label them correctly.
Note: This is for educational and information purpose only.

SPECIMENS:
A = GARDEN EGG [fruit]
B = TRIDAX [fruit]
C = GRAIN WEEVIL
D = TICK
E = RAT {WET PRESERVED]
F = ATLAS VERTEBRA of a small mammal
G = AXIS VERTEBRA of a small mammal
H = CERVICAL VERTEBRA of a small mammal
J = TILAPIA FISH [wet preserved]
K = TOAD [WET PRESERVED]
L = LIZARD [WET PRESERVED]
ð  
 SPECIMENS F, G, H are peculiar to candidate in Ghana, Sieria-leone and Gambia 
only.

QUESTIONS:
=======
1. Classify specimens A and B
2. State the agent of dispersal for specimens A and B
3. Draw a labelled diagram of specimen B
4. Cut specimen A into longitudinal section and label
5. State two economic importance of specimens E, D, C
6. State 2 ways by which C, D, E can be preserved.
7. Name the habitat of specimens J, K, L.
8. State two adaptive features J, L to live in their respective habitat
9. Mention two adaptive features of specimen K to live on land and in water.