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Biology Practical Waec Expos Ready

S – Drupe
T – Berry


Specimen S
-The seed is not many
-It has seed chamber
-It has oval shape
-It has no sepal attached

Specimen T
-The seeds are many
-It does not have seed chamber
-It has a spherical shape
-It has sepal attached

-They both have succulent mesocarp
-They both have thin epicarp
-They both have seeds
-They both have endocarp

-They have segemented bodies
-Their bodies are divided into head,thorax and abdomen
-They have exoskeleton

Specimen C|Specimen D
-It has wings|It does not have wings
-It has jointed legs|It does not have jointed legs
-It does not have clasper|It has clasper

Specimenc C|Specimen E
-The antennae are not segemented|The antennae are segemented
-The eyes are smaller|The eyes are bigger
-It has labial palps|It does not have labial palps

They are both insects

Leaf of a plant

-Posession of spiracle for breathing
-Posession of hooks for attachment

Specimen F:
(i) It has venation leaves
(ii) It is pink in color
(iii) It has lateral leaves

Specimen G
-It has dormant bud
-It has vascular ring
-It has periderm skin
-It has medulla


F – Root tuber
G – Stem tuber

Specimen F
-it has an adventitious root
-it has bud at the base

Specimen G
-It has some bud on its surface
-it is a swollen end of of a special underground plant.

H – Class is Insecta
J – Class is insecta

Tabulate the different btw H & J
Specimen H
-it has proboscis
-it is smaller than J
-it feed on blood
-it has no color

-It has Labrirum
-It is Larger
-it feed on abandon food
-it is dark brown

-They both has wing
-They are both active in the night
-They both breadth with aid of trachea system
-The body is divided into head thorax & abdomen

H – as proboscis for sacking blood
J – It as Labrirum for bitting & chewing.

-has a pair of antenna for preserving food
-Has a bitting & chewing mouth part.

(i)Body is elongated and vermiform.
(ii)It has segmented body


(i)Their streamlined shape allows them to burrow through soil. 
(ii)They have no skeletons or other rigid structures to interfere with their movement.


(i) they improve the fertility of soil in different ways.and therefore they are important in agriculture
(ii) they also reduced the the alkalinity and acidity of the soil to provide better conditions for plant growth.
(iii) they are used for bait and food as bait they used it in catching fish.
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