Give various categories of endanged species explained by IUCN.

The 'Red list' which contains the names of endangered species is prepared by __________.

Explain various causes of cancer

Name the following: Endangered species

Explain various phases of spermatogenesis.

Which of the following is an endangered species?

Justify the following statement: 'The conservation of endangered species of plants and animals is necessary'.

Complete the analogy: Names of endangered species : Pink pages : : Names of presently safe species : _____

Lion tailed monkey is an example of endangered species.

Which are the reasons for endangering the species of plants and animals? How can we save those?

Explain various causes of environmental pollution?