Q1. Tropical rain forests appear in which of the following regions?
(a) South America, South Africa and Central Europe
(b) Central America, parts of Australia, Guinea Coast
(c) Congo basin, Central America, South East Asia
(d) North and South of the Congo basin
(UPSC Prelims 1983)
Answer: (c) Congo basin, Central America, South East Asia
Explanation: Tropical rainforests thrive in humid equatorial regions like the Congo Basin, Central America, and South East Asia, where high rainfall and warm temperatures support dense vegetation and biodiversity.
Q2. The trees of spruce, fir, pine, etc. are found in which of the following natural regions of the earth?
(a) Laurentian type
(b) Alpine type
(c) Taiga type
(d) Siberian type
(UPSC Prelims 1987)
Answer: (c) Taiga type
Explanation: Taiga region, also known as boreal forest, is characterized by coniferous trees like spruce, fir, and pine. It spans across northern parts of Eurasia and North America, making option (c) correct.
