1. Which one of the following is not a site for in –situ
methods of conservation of flora?
(a) Biosphere Reserve
(b) Botanical Garden
(c) National Park
(d) Wildlife Sanctuary
2. Three of the following criteria have contributed to the
recognition of Western Ghats –Sri Lanka and Indo-Burma regions as hotspots of
biodiversity
1. Species richness
2. Vegetation destiny
3.Endemism
4. Ethno-botanical importance
5. Threat perception
6. Adaptation of flora and fauna to warm and humid
conditions
Which three of the above are correct criteria in this
context?
(a)
1, 2 and
6 (b)2, 4 and 6 (c)1, 3 and 5 (d) 3, 4 and 6
3. The Himalayan Range is very rich in species diversity.
Which one among the following is the most appropriate reason for this
phenomenon?
(a) It has a high rainfall that supports luxuriant
vegetative growth.
(b) It is a
confluence of different biogeographically zones.
(c) Exotic and invasive species have not been introduced in
this region.
(d)It has less human interference.
4. Consider the following pairs:
1. Desertification –converting the large tract of desert to
natural grassland like State
2. deforestation –soil loss, watershed damage, altered
rainfall patterns follow
3. Green revolution –attempt
to improve crop production on existing land
4. Solar-hydrogen power – is not the best option
5 CFCs –invisible, odorless compounds that contribute to
zone thinning
Which of the above
given statements are correct?
(a)
2, 3 and 5 only (b) 2 and 4 only (c)All of the above (d) None of the above
5. The characteristic feature/s of the ecosystems is/are
1. Energy inputs and outputs
2. One trophic level
3. Nutrient cycling but not outputs
Select the correct answer using the codes given below.
