Define the “Extinct” species

Define the “Endemic “species

Exotic species

Define the “Endangered “species.

Extinct means

Is there any extinct species in your area? Name and write the reasons for their extinct.

Which of the following statements describe natural extinction? (i) Extinctions abetted by human activities (ii) Slow replacement of existing species (iii) Also known as background extinction (iv) A small population is most likely to be extinct

The extinction of many species of cichlid fish of Lake Victoria in East Africa was mainly due to

Total number of species which exhibit mesomersim (Conjugation) in the following species are

Study the four statements (i-iv) given below and select the two correct ones out of them. i) Alion eating a deer and a sparrow feeding on grains are ecologically similar in being consumers. ii) Predator star fish pisaster helps in maintaining species diversity of some invertebrates. iii) Predators ultimately lead to the extinction of prey species iv) Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders. The two correct statements are