2014 - WAEC Biology Past Questions and Answers - page 2
Which of the following conditions in flowering plants enhance self-pollination?
The inability to maintain proper balance of the body in humans may be due to a defect in the
The following substances pass into the blood of the foetus from the mother's blood via the placenta except
An inferior ovary of a flower is situated
Older parts of plant roots do not normally absorb water because
The amount of starch in a germinating seed decreases because the starch is used up
The purpose of treating poor soil with lime is to increase the quantity of
A meal consisting of yam and a lot of vegetables is not balanced because it does not contain
In a Biuret test , some protein was mixed with sodium hydroxide solution. Which of the following chemicals should be added to the mixture for a positive result?
A characteristic feature of plant parasites is the