KNEC KCSE Past Papers General Science 2015

KNEC KCSE Past Papers General Science 2015 KCSE Past Papers General Science 2015 SECTION A: BIOLOGY (34 marks) Answer all the questions in this section in the spaces provided. 1 (a) What is meant by the following terms: (i) habitat; (1 mark) (ii) population? (1 mark) (b) Explain one effect for each of the following air pollutants to the environment: … Read more