(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)
Specimen p; used in meteorological science to measure the humidity, or amount of water vapour in the air.
Specimen Q; Used for measuring temperature
Specimen R; Used for catching fish or used for hunting for fish in the river.
(3aiii)
(i)They improve the soil structure
(ii)They help to improve the fertility and nutrient content and availability in the soil
(iii)Earthworms improve soil drainage
(3bi)
(i)the soil sample settled below the water level
(ii)the water above the soil sample increase as soil goes down
(iii)the water above the soil sample get clearer
(1aiii)
Specimen A; Because the seed coat ruptures and the embryo emerges out.
Specimen B; Because the radicle pierces through the protective sheath coleorhiza and grows downwards to form the root.
(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
(iii) Green in colour
Specimen G
(i) Absence of antennae
(ii) Presence of four legs
(iii) black and red in colour
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Completed
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