General Biology – Exercise – 1

General Biology » Exercise – 1

1. Chlorophyll is a naturally occurring chelate compound in which central metal is :

(a) copper
(b) magnesium
(c) iron
(d) calcium

Answer
Answer : (b)
Explanation
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2. The variety of coal in which the deposit contains recognisable traces of the original plant material is :

(a) bitumen
(b) anthracite
(c) lignite
(d) peat

Answer
Answer : (d)
Explanation
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