2019 neco biology practical answer

2019 neco biology practical answer

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(1ai)
SPECIMEN A - Bean seedlings
SPECIMEN B - Maize seedlings
SPECIMEN C - Coconut fruit
SPECIMEN D - Tridax fruit
SPECIMEN E - Frog
SPECIMEN F - Praying Mantis
.
(1aii)
A - Epigeal germination
B - Hypogeal germination
.
(1aiii)
A - The cotyledons are brought above the ground due to rapid elongation of hypocotyl
B - The cotyledons remain below the soil during germination
.
(1bi)
C - Water
D - Wind
.
(1bii)
C - Drupe
D - Cypsela
.
(1ci)
Drawing of Frog
.
(1cii)
Hindlimbs are longer than their forelimbs
.
(1ciii)
(i) Providing body support during sitting or walking
(ii) Pushing the body during jumps
.
(1d)
Specimen F
(i) Presence of two antennae
(ii) Presence of six legs
.
Specimen G
(i) Absence of antennae
(ii) Presence of four legs
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(2a)
Specimen G Lizard
Specimen H snail
Specimen I grasshopper
Specimen J cockroach
Specimen K orange
Specimen L mosquito
(2aii)
specimen G class- reptillia

Specimen H class hastropoda
Specimen J class insecta
.
(2b)
malaria

(2bii)

-Use a mosquito repellent in your outdoor living space.

-Remove algae from ponds.

-Increase the number of mosquito predators in your yard
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(3ai)
Specimen M....Measuring cylinder
Specimen N.....Soil sample (loamy soil)
Specimen O....Earthworm
Specimen P....Hygrometer
Specimen Q.....Thermometer
Specimen R....Hand net

(3aii)
p.....used in meteorological science to measure the humidity, or amount of water vapour in the air.
Q... Used for measuring temperature
R.... Used for catching fish or used for hunting for fish in the river.