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प्रश्न
There was a loss of biodiversity in the ecosystem due to a new construction project in that area. What would be its impact on the ecosystem? State any three.
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उत्तर
Impacts of loss of biodiversity on the ecosystem:
- The decline in plant production.
- Lowered resistance to environmental perturbations such as drought.
- Increased variability in certain ecosystem processes such as plant productivity, water use, and pest and disease cycles.
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संबंधित प्रश्न
Substantiate with the help of one example that in an ecosystem mutualists
are also one of the major causes of biodiversity loss.
With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.
Match the following and choose the correct alternative.
| Column I | Column II | ||
| i. | Not evaluated | a. | Pervasive and abundant after careful assessment |
| ii. | Near threatened | b. | Information related to risk of extinction is lacking in some way |
| iii. | Least concern | c. | Described by scientist but not assessed by the IUCN |
| iv. | Data deficient | d. | May meet the criteria for threatened status in the near future |
Which among the following is a TRUE statement?
Threatened species are those which ______.
Which of the following statements is correct?
What criteria should one use in categorizing a species as threatened?
Gametes of threatened species can be preserved in viable and fertile conditions for long periods using ______.
Give definitions of Extinct species.
Match List - I with List - IІ.
| List - I | List - II |
| A. The Evil Quartet | I. Cryopreservation |
| B. Ex-situ conservation | ΙI. Alien species invasion |
| C. Lantana camara | III. Causes of biodiversity losses |
| D. Dodo | IV. Extinction |
Choose the option with all correct matches.
