Other

The "Red Data Books "published by the International Union for Conservation of Nature and Natural Resources (IUCN) contain lists of 
1. Endemic plant and animal species present in the biodiversity hotspots,
2. Threatened plant and animal species.
3. Protected sites for conservation of nature and natural resources in various countries.
select the correct answer using the codes given below 

Salinization occurs when the irrigation water accumulated in the soil evaporates,leaving behind salts and minerals. What are the effects of salinization on the irrigated land ?

There is a concern : over the increase in harmful algal blooms in the seawaters India. What could be the causative factors for this phenomenon?
1. Discharge of nutrients from the estuaries.
2. Run-off from the land during the monsoon.
3. Upwelling in the seas.
Select the correct answer from the codes below : 

Regarding "carbon,credits ", which one of the following statements is not correct ?

Two important rivers-one with its source in Jharkhand(and known by a different name in odisha ), and another,with its source in odisha merge at a place only a short distance from the coast of Bay of Bengal before flowing into the sea. This is an important site of wildlife and biodiversity and a protected area. Which one of the following could be this ?