NECO GCE 2024 Biology Practical Question & Answer Now Available

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NECO GCE 2025 BIOLOGY PRACTICAL

(1ai)
A – simple pendulum
B – magnetic compass
C – protractor
D – Rectangular prism or cuboid
E – funnel

(1aii)
I – String/Thread of the pendulum
II – Bob of the pendulum
III – Base line (on the protractor)
IV – Degrees/Scale markings (on the protractor)
V – Grid lines (on the rectangular prism)

(1aiii)
A:
(PICK ANY ONE)
(i) Measuring acceleration due to gravity.
(ii) Demonstrating harmonic motion.
(iii) Used in pendulum clocks for timekeeping.
(iv) Studying damping effects in physics experiments.
(v) Training aids for physics students.

B:
(PICK ANY ONE)
(i) Navigation and orientation in outdoor expeditions.
(ii) Surveying land.
(iii) Used in geology to find the direction of magnetic fields.
(iv) Teaching tool for geography and science.
(v) Determining cardinal directions (north, south, east, west).

C:
(PICK ANY ONE)
(i) Measuring and drawing angles in geometry.
(ii) Used in engineering drawings and blueprints.
(iii) Teaching tool for trigonometry and mathematics.
(iv) Helps in making angular cuts in construction and carpentry.
(v) Used in art and design to create precise patterns.

D:
(PICK ANY ONE)
(i) Demonstrating three-dimensional shapes in geometry.
(ii) Modeling and measuring objects in architecture.
(iii) Used in physics for studying light refraction and reflection.
(iv) Teaching volume and surface area calculations in mathematics.
(v) Packaging design for storing goods.

E:
(PICK ANY ONE)
(i) Measuring volumes of liquids in experiments.
(ii) Transferring liquids during filtration processes.
(iii) Collecting samples in ecological studies.
(iv) Used in chemical reactions for mixing substances.
(v) Pouring liquids with precision in cooking or laboratory work.

(1bi)
In Tabular form

F:
Example of food – Nectar.
Example of organism – Butterfly.

G:
Example of food – Plant material such as leaves.
Example of organism – Grasshopper.

H:
Example of food – Blood.
Example of organism – Mosquito.

(1bii)
In a Tabular form

G:
(PICK ANY TWO)
(i) Has strong mandibles for chewing.
(ii) Short antennae.
(iii) Possesses large hind legs adapted for jumping.
(iv) Simple mouthparts designed for biting and grinding.
(v) Wings are leathery and protective.

H:
(PICK ANY TWO)
(i) Has a long proboscis for piercing and sucking.
(ii) Long antennae.
(iii) Thin legs adapted for clinging onto hosts.
(iv) Mouthparts specialized for sucking fluids.
(v) Wings are delicate and adapted for flying.

(1ci)
I – Paramecium
J – Euglena

(1cii)
II – Cilia
III – Flagellum

(1ciii)
J – Freshwater or stagnant water