Question

(a) 540 calories
Match the statements in Column A, with those in Column B.
Column A
A disease caused by water pollution
2 Washing down of excessive pesticides and fertilisers in river water.
3. Amount of heat required to convent 1 g of water at 100°C into steam at 100°C
4. Amount of heat required to convert 1 g of ice at 0°C into water at 0*C.
5. A gas which dissolves in rainwater.
(b) Cholera
(c) Carbon dioxide
(d) Water pollution
(e) 80 calories​

Answer 1

Answer:

1)b cholera

2)d water pollution

3)a 540 calories

4)e 80 calories

5)c carbon dioxide