Friday, 17th June 2022
Biology 3 (Practical) (Alternative A)
09:30am – 11:30am (1st Set)
Biology 3 (Practical) (Alternative A)
12:00noon – 2:00pm (2nd Set)
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BIOLOGY-PRACTICAL- Myexamcode.net
SECTION A
Answer All Questions In This Section.
===========================
(1a)
A: Annual crop
C: Annual crop
(1b)
TABULATE
=SPECIMEN A=
(i) Presence of hole
(ii) Brownish in colour
(iii) It is not wet
(iv) Presence of two leaves
=SPECIMEN C=
(i) Absence of hole
(ii) Whitish in colour
(iii) It is wet
(iv) Absence of two leaves
(1c)
(i) Practising of crop rotation
(ii) Spraying with insecticides
(iii) Growing of resistance varieties
(1d)
A: Epigeal
B: Hypogeal
(1eii)
TABULATE
TEST: C + iodine solution
OBSERVATION: A blue-black colour is observed
INFERENCE: Starch is present
===========================
(2ai)
D: Termitarium
E: Hive
(2aii)
TABULATE
=SPECIMEN D=
(i) Absence of eye
(ii) Absence of ocelli
(iii) Absence of pollen
(iv) Absence of stinger
=SPECIMEN F=
(i) Presence of eye
(ii) Presence of ocelli
(iii) Presence of pollen
(iv) Presence of stinger
(2aiii)
Social insect
(2b)
(i) Provision of honey which serves as food
(ii) It serves as an agent of pollination
(2c)
(i) Incisors: For cutting of grass
(ii) Premolar: For chewing
(iii) Molar: For grinding
(2di)
Heterotrops/Herbivorous
(2dii)
(i) Presence of diastema for food propelling
(ii) Presence of incisors for cutting of grass
(iii) Presence of molar and premolar for chewing and grinding grasses
(2e)
(i) Calcium
(ii) Phosphorous
===========================
SECTION B
Answer All Questions In This Section.
===========================
(3ai)
TABULATE
=SPECIMEN H=
(i) Presence of comb
(ii) Small in size
=SPECIMEN L=
(i) Absence of comb
(ii) Bigger in size
(3aii)
TABULATE
=SPECIMEN K=
(i) Absence of web foot
(ii) Presence of short and sharp claws
=SPECIMEN M=
(i) Presence of web foot
(ii) Presence of long and sharp claws
(3b)
=SPECIMEN H=
(i) Possession of eye for sight
(ii) Possession of comb for sensitivity
=SPECIMEN M=
(i) Possession of web feet to float in water
(ii) Possession of sharp claws to scratch the soil
(3bi)
(i) Grains
(ii) Seeds
(3c)
Draw the Diagram
===========================
(3d)
Woodland
(3e)
H – Holozoic
L – Filter feeding
(3fi)
(i)They both have beaks
(ii)They both have eyes
(3fii)
(i)They both have claws
(ii)They both have scales
COMPLETED.
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Biology Practical Questions