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Waec Gce 2016 Biology Pratical Questions And Answers Now Available

.Midesco99

ADMINimage

5.09 10:46
Near-Nigeria (Opera Mini 7.5)
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Monday, 5th September, 2016
Biology 3 (Alternative to Practical
2.00pm – 4.00pm
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1a)
i)Onion bulb
ii)Bulb
iii)It has a swollen stem
iv)
I-Membraneous leaves
II-Outer scaly leaves
III-Thick fleshy storage leaves
IV-Auxillary buds
V-stem
VI-Roots
v)It is stored in the fleshy leaves
vi)
II-It protect the inner leaves
III-It stores food for the plant
VI-It absorbs nutrients from the soil
(1b)
i)Epicarp
ii)Mesocarp
iii)Endocarp
iv)Hollow containig water
i-protects the seed and makes fruit to float on water
ii-makes the fruit to be bouyant in water during dispersal
*Fleshy drupe
-It is fleshy
-It consists of epicarp,mesocarp and endocarp ie thin epicarp,fibrous mesocarp
*Palm nut,mango
*water,man
vii)
-It is used as food for man
-It is used as an ornament plant
It is used for making oil
-The fibrous mesocarp is used for cooking
2a)
i)Arthropoda
ii)Insecta
2b)
i)For phylum:
-Presence of jointed appendages
-Presence of chitinous exoskeleton
ii)For class
-Presence of three pairs of walking legs
-Presence of segemented body parts
2c)
i)Organism D is male
ii)Presence of anal style
2d)
i)D has anal style while G does not
ii)The terminal end of G's abdomen is modified into a boat like structure for carrying egg case
iii)D has larger antennae
2e)
i)D has wings for flight and escape production
ii)F is smaller and could hide easily in crevices
2f)
i)colour of
4ai)
I-Foilage leaf
II-Epicetyl
III-Tap root
Iv-Routlets
V-Split testa
VI-Radicle
VII-Cotyledon
4aii)
I-It is the primitive leaf which manufactures food for the seedling
II-It functions as the primitive stem for seedling
V-It protect the inner parts of the seedling before germination
IV-It absorbs nutrients from the soil
VII-It provides food for germination
VI-It grows to form the root of the seedling
4bi)
Epigeal germination
4bii)
Cowpea,groundnut,castor
4biii)
-The seed requires warmth,water,viable seeds etc for germiation
-The seed absorbs moisture and become swollen
-The seed splits ,the radicle grows to form the root while the plumule form the shoot
4ci)
It is carried above the soil level as a result of elongation of the epicotyl
4cii)
Cotyledon
4ciii)
Carbonhydrate
4d)
-Viable seeds
-Warmth
-Moisture
-Enzymes

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jr

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4.01 22:44
Near-Zambia (Mozilla)
i want to download the practical questions
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