The Himalayan range is very rich in species diversity. Which one among the following is the most appropriate reason for this phenomenon?

Which one among the following Biosphere Reserves is spread over three states in India?

Which one of the following biosphere reserves is spread over three States in India?

Which of the following lakes of India is a Ramsar site?

Which one of the following States/UTs has the largest area under Coral Reefs in India?

Which of the following trees is dangerous for environment?