Nov/Dec 2018 Waec Gce Biology Practical Answers
II – Ovule
III – Ovary
Iv – Filament
Vi – Stigma
Female reproductive organ of a flower.
I – It attracts insects for pollution.
II – It produces the seeds.
V – It produces the pollen grains.
VI – It receives the pollen grains for pollination to take place.
E – Marginal placentation
F – Axile placentation
G – Parietal placentation
H – Free central placentation.
E – They are arranged in a single row.
F – They are divided into chambers.
G – The placenta occurs at the edge.
H – The placenta occurs freely in the centre.
E – Delonix Regia.
F – Tomato.
G – Paw-Paw
H – coconut
A Sex male
B Sex female
A – Because is a sperm cell tum
Because D is an enoumerom B
The letter X between cliedram A and B
represent mating (crossbreeding)
Ito Sperin Cell
Zygote 2 ci
1 => Because it whene Sperm Cell Que formeel
11 because it has head and tail on for movement
in =) Because the sperm colegg fuse together
1) => it is the product of the Union
The process is meiotic twisiors
4ai) Vertical section of a human skin
i – hair shaft
ii – sebaceous gland
iii – erector muscle
iv – sweat gland
vi – blood vessel
vii – fatty cells
viii – cold sense receptor
ix – dermis
x – epidermis
II) maintenance of a suitable constant body temperature
iii) storage of reserved food
NECO GCE/NABTEB ENQUIRIES, SEND TEXT ONLY