With the help of any one example explain Alien species invasion as one of the causes of Biodiversity losses.

List four causes of biodiversity loss.

Name and describe any three causes of biodiversity losses.

The most important cause of biodiversity loss is

Which of these is not example of alien species invasion ?

Which of the following is an example of alien species invading a new ecosystem resulting in biodiversity losses ?

Which one is not responsible for biodiversity loss

Mention four significant services that a healthy forest ecosystem provide. OR Substantiate with help of one example that in an ecosystem mutualists (i) tend to coevolve and (ii) are also one of the major causes of biodiversity loss.

What is 'predation' ? Explain with the help of suitable examples why is it required in a community with rich biodiversity.