Answers
1 i )
i ) carbon( iv ) oxide
ii ) chlorophyll
iii ) sunlight
iv ) water and mineral salts
1 ii )
i ) protection : skin protects the body against entrance by microtes etc
ii ) excretion : skin excretes excess water mineral salts and some nitrogenous wastes through the sweat glands as sweat
1 iii )
i ) transport of oxygen
ii ) temperature regulation
1 iv )
i ) presence of chlorophyll for photosynthesis
ii ) presense of cellular cell wall
1 v )
i ) it promote measures for the control of the world ' s major disease ' s through vaccuiation programmes and use of aritibioties
ii ) it helps to set up international quararrayive regulation
1 vi )
i ) sieria - leone
ii ) nigeria
1 vii )
- monocotyledonous -
i ) they store food in the endo sperm
ii ) posses parallel veriation
- dicotyledonous -
i ) they store food in the cotyledon
ii ) posses not veriation
1 viii )
i ) protein 15 %
ii ) fats and oil 15 %
iii ) vitamins , minerals and water 10 %
iv ) carbonhydrate 60 %
1 ix )
i ) canning
ii ) suning
iii ) smoking
iv ) dehydration
1 x )
i ) soil
ii ) forestry
iii ) wild life
iv ) water
1 xi )
i ) water ferns
1 xii )
i ) they manufacture food for plant
ii ) they help in interchange of gases in plant
1 xiii )
i ) lungs
ii ) gills
iii ) tracheal
iv ) skin
1 xiv )
i ) to help attract pollinators to a plant and in fertilization so that the plant creates seed
ii ) they mediate the joining of the sperm contain within pollen to the ovules contained in the ovary
1 xv )
i ) retina
2 ai )
A - tilapia fish
B - adult toad
C - cockroach
2 aii )
A - pisces
B - Amphibian
C - insecta
2 b )
A - source of food
B - source of protein
2 c )
Make a drawing of the side view of tilapia fish and lebel fully ( your drawing should be between 6 - 8 cm long
3 ai )
D - grasshopper
E - groundnut seed
3 aii )
D - it destroys crops
E - it is a source of protein , fat and oil
3 bi )
A - aquatic habitat
D - terrestrial habibat
3 bii )
i ) presence of lings for flight
ii ) presence of a pair of Artemis for locomotion
iii ) presence of a pair of legs for movement
3 c )
sp cockroach - C
i ) Dark or brown in colour
ii ) it is bigger in size
ii ) it arterma is longer
sp grasshopper- D
i ) green in colour
ii ) it is smaller in size
iii ) it anterma is shorter
4 ai )
E - Groundnut seed
F - cowpea seed
4 aii )
i ) melon
ii ) mango
4 bi )
i ) epigeal germination
ii ) the specimen are leguminous plants ,they contribute to the soil fertility by nitrogen fixation mechanism
4 ci )
i ) weavil
4 cii )
i ) fat and oil
ii ) protein
4 ciii )
i ) by sunning
ii ) by canning of bitting
iii ) by dehydration
iv ) by application pasticides
5 ai )
i ) body division is three head thorax and abdomen
ii ) presence of a pair antenna
iii ) presence of 3 pair of walking legs
iv ) presence of lungs
5 aii )
i ) exoskeleton
5 b )
dorsal view of specimen D - Grasshopper
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