BIOLOGY-PRACTICAL












(1ai)
A- Atlas Vertebra
B- Thoracic Vertebra
C- Scapula
D- Lumbar Vertebra

(1aii)
A- Neck Region.
B- Chest Region.
C- Shoulder Region.
D- Upper Abdomen.

(1aiii)
Tabulate
Under Specimen A
(1) It has short neural Spine.
(2) Vertebrabateria Canal is Present.

Under Specimen D
(1) It has board and neural Spine.
(2) Vertebrabateria Canal is Present.

(1aiv)

(1) They both have neural canal.
(2) They both possess centrum.
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(2ai)
I - spirogyra
J - Okro fruit
K - mango fruit
L - Tick
M - Bean weevil

(2aii)
(i)their bodies are characterised by multicellular filaments
(ii)it is an unbranched, filamentous green algae occuring in stagnant water

(2bi)
Tabulate
-Under specimen J-
(i)seed are small
(ii)many seeded
(iii)anile placentation

-Under specimen K-
(i)seed in large
(ii)one seeded
(iii)Basal placentation

(2bii)
L - class arachnid
M - class insect

(2biii)
L; cause stress in animals affected by bites, blood losses that can lead to anemia and even death

M; they make holes in the plants to oviposition the causing directed and indirect damage

(2ci)
Diagram of specimen K


(2cii)
Tabulate
-Under specimen L-
(i)pear shaped body
(ii)approximately 3 to 5 mm in length to age, species

-Under specimen M-
(i)general compact and oral in shape
(ii)size range from 1 to 22mm
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