Ecology and Plant Geography-Biodiversity [IAS (Admin.) Mains Botany]: Questions 1 - 7 of 18
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Question 1
Appeared in Year: 2017 (IFS)
Describe in Detail Subjective▾
Discuss the different level of biodiversity. Comment briefly on in situ and ex-situ conservation of biodiversity. State the role of Cryopreservation in the conservation of plant biodiversity.
EditExplanation
Biodiversity
The variability among living organisms from all sources, including terrestrial, marine and other aquatic ecosystems and the ecological complexes of which they are a part, this includes diversity within species, between species and of ecosystems.
Levels of Biodiversity
It is considered that the biodiversity exist in Three level-
Generic Div…
… (394 more words) …
Question 2
Appeared in Year: 2019 (IFS)
Describe in Detail Subjective▾
Alpha-beta – gamma biodiversity and its relation with different spatial scales of ecosystem.
EditExplanation
Biodiversity
- “The richness in variety and variability of a species of all living organism in a given habitat” .
- The variability among living organisms from all sources, including terrestrial, marine and other aquatic ecosystems and the ecological complexes of which they are a part, this includes diversity within species, between species and of ecosys…
… (204 more words, 9 figures) …
Question 3
Question 4
Appeared in Year: 2018
Describe in Detail Subjective▾
Explain about Phytogeographical Regions of India
EditExplanation
Phytogeographical Regions of India
A phytogeographical region is described as an area with consistent climatic conditions and a particular kind of plant. D. Chatterjee (1962) classified India into nine phytogeographical zones.
Western Himalayas
This region includes northern and southern Kashmir, a portion of Punjab, and the Kumaon region of Uttarancha…
… (696 more words) …
Question 5
Appeared in Year: 2018
Describe in Detail Subjective▾
What is biodiversity? Discuss the major strategies for the conservation of biodiversity.
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Biodiversity
The variety and variability of living creatures and the ecological structures in which they exist are characterized as biodiversity. It refers to the differences between plant, animal, and microbe species; ecosystems, which include terrestrial, aerial, marine, and other aquatic systems, and the ecological complexes of which they are a p…
… (336 more words) …
Question 6
Appeared in Year: 2021
Describe in Detail Subjective▾
What is unique of Indian plant biodiversity? Discuss briefly the threats and various conservation strategies.
EditExplanation
Indian Plant Biodiversity
India is one of the world՚s ‘mega diversity’ nations. It is rated eighth in the world in terms of plant species richness. India also has a diverse ecology, with 10 separate biogeographic zones. It also contains two of the world՚s 25 biodiversity hotspots, due to their very high levels of species richness and endemicity, as …
… (881 more words) …
Question 7
Appeared in Year: 2020
Describe in Detail Subjective▾
Name the phyto-geographical regions of India. Which is the dominant flora of the region representing the west coast of India from Kanyakumari to Satpura ranges in Gujarat?
EditExplanation
Deccan Flora
Deccan encompasses the entire peninsula south of the Ganges and east of Malabar. Michelia champaca, Dillenia aurea, Chloroxylon swetenia, Cedrela toona, Santalum album, Pterocarpus sentalinus, Soyamida, and tree ferns are among the prominent trees. Shrubs include Zizyphus, Grewia, Bauhinia, Woodfordia, Capparis, Lagerstroemia, and Holar…
… (904 more words) …