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WAEC Biology Questions and Answers

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WAEC Biology Questions and Answers
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WAEC Biology Questions and Answers is compiled to enable students study ahead.

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-TEST: Specimen B + 2 drops of iodine solution

Women's Fashion Category

-OBSERVATION: No reaction is occurred

-INFERENCE: It indicates specimen B contains no starch content

-TEST: Specimen B + 2ml of NaOH(aq) + 3 drops of CuSO4 + shake

-OBSERVATION: The mixture will turn to purple or violet colour
-INFERENCE: Protein is present

(i) Test for starch
(ii) Test for protein

(i) They are source of food
(ii) They acts as antioxidants supporting the immune system


(i) Possession of hyphae
(ii) Absence of chlorophyll
(iii) Cell walls is made of chitin instead of cellulose

(i) Molds
(ii) Mildews
(iii) Smuts
(iv) Yeast


[Choose Any THREE]
(i) Possession of soft and unsegmented bodies
(ii) Body is covered by a mantle and shell
(iii) They are bilaterally symmetrical
(iv) They are triploblastic with three layers

Specimen C (mushrooms) are decomposers breaking down surface waste releasing nitrogen back into the soil in form of ammonium nitrate, a nutrient essential for plant survival

Saprophytic mode of nutrition

E – Berry
F – Berry
H – Dry Dehiscent Fruits

E – Parietal placentation
F – Axile placentation

E – Animals
F – Animals
H – Self dispersal

Birds, squirrels, and other small mammals consumes the fruit which will lead to dispersal of the seeds in faeces or as they carry them from the tree to their habitats

(i) Vitamin such as vitamin C
(ii) Mineral such as Potassium, magnesium, iron

Also Read:   NDLEA Past Questions and Answers


It signifies that the pod is young and immature

Marginal placentation

More Answers

Use either loops, whorls or arches

Accidental, double loop, tented arch fingerprint

(a) Its highly accurate
(b) Very useful in criminal identification
(c) It is easy to use
(d) It is unique and can never be the same for two people

Morphological variation

More questions and answers to be posted soon.


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