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प्रश्न
How can you, as an individual, prevent the loss of biodiversity?
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उत्तर
The loss of biodiversity can be prevented by
- Practice of recycling waste paper etc.
- Judicious exploitation of medicinal and commercial plants and animals.
- Generating awareness among the public on the importance of biodiversity and conservation through skits, screening of films, lectures, etc.
Teaching people how to reduce greenhouse gas emissions through alternate eco-friendly green technologies like the use of solar energy, wind energy, biogas, vermicompost, organic farming, etc.
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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.
Suggest two practices giving one example of each, that help protect rare or threatened species.
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 |
Acronym for IUCN is ____________.
______ refers to the conservation of endangered species outside their natural habitats.
Which among the following is an exception to invasive species?
Which one of the following is a natural cause of extinction of flora and fauna?
What do you understand by ‘exotic species’?
Which of the following is not a cause for loss of biodiversity?
What could have triggered mass extinctions of species in the past?
Explain as to how protection of biodiversity hot spots alone can reduce up to 30% of the current rate of species extinction.
What is common to the species shown in figures A and B?
 |
 |
| A | B |
Discuss one example, based on your day-to-day observations, showing how loss of one species may lead to the extinction of another.
Explain the concept of "co-extinction" by taking two examples.
How many Biodiversity hotspots have been identified around the world?
Enlist two criteria that are used to identify a region for maximum protection as 'Biodiversity hotspots'.
When a species goes extinct in one area, it is often desirable to re-introduce the species from other populations. A major problem with this approach is that ______.
Many species like Stellar's Sea cow and passenger pigeon have been driven to the brink of extinction. Which of the following describes this situation?
Give definitions of Invasive species.
What are the reasons for loss of biodiversity?
Which one of the following is NOT one of the 'Evil Quartet' responsible for the loss of biodiversity?
These are regarded as major causes of biodiversity loss:
- Over exploitation
- Co-extinction
- Mutation
- Habitat loss and fragmentation
- Migration
Choose the correct option:
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.
Damage to biodiversity takes place due to natural reasons which includes the following EXCEPТ:
