Biodiversity an...

Ex situ conservation is used for the  conservation of 

What parameters are used for tiger census in our country's national parks sanctuaries?

With reference to the Aichi Biodiversity Targets, consider the following statements.
$$1$$. It aims to bring pollution, including from excess nutrients to levels that are not detrimental to ecosystem function and biodiversity.
$$2$$. It aims to control or eradicate invasive alien species on priority basis.
Which of the statement(s) given is/are correct?

Which of the following wetlands is represented by as many as three protected areas, namely a National Park, Wildlife Sanctuary and Marine Sanctuary?

Which one of the following strongly threatens biodiversity?

Which of the following ways is most likely to decrease the genetic diversity in a population?

In laboratory experiments, two special of the protest paramecium (species 1 and 2) were grown along and in the presence of the other species. The following graphs show growth of species 1 and species 2, both alone and when in mixed culture with the other species. 
Which of the following conclusions can be drawn from the graphs?

Which of the following are not in-situ conservation?
$$1$$. Zoological Park
$$2$$. Sanctuaries
$$3$$. Botanical garden
$$4$$. National Park
Select the correct answer using the codes given.

The Earth Summit held at Rio de janeiro in 1992 resulted into

An ex situ conservation method for endangered species is