Q.11 What is common to Lantana, Eichhornia, and African catfish?
1.
All are endangered species of India
2.
All are keystone species
3.
All are mammals found in India
4.
All the species are neither threatened nor indigenous species of India.
Ans. (d) All the three above mentioned species are neither threatened nor indigenous species of India. Lantana, Eichhornia (water hyacinth), and African catfish (Clarias gariepinus) all are alien (exotic species) which are invasive and have a harmful impact resulting in the extinction of the indigenous species.
