The use of a lighter instead of matchsticks is a way of c...
The use of a lighter instead of matchsticks is a way of conserving
petroleum
forest
water
wildlife
Correct answer is A
No explanation has been provided for this answer.
An organism that has been extensively used to test the chromosomes theory of heredity is ...
Which of the following processes is not evident from the drawing? ...
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A group of similar cells performing the same function is ...
According to Charles Darwin’s Theory of Evolution, natural selection involves the survival of ...
Which of the following is the medium of transportation of nutrients with unicellular organisms? ...
The type of vegetative reproduction illustrated in the diagram above is ...
Which of the following is a primary source of pollution in aquatic ecosystems? ...
Two characteristic features of the class to which the crocodile belongs are labelled A. I...