Identify the names of two hot spots of biodiversity in India.

Study the following pie chart regarding the global diversity of plants and select the correct option.

Developing or underdeveloped nations are rich in which of the following aspects?

Western Ghats have a large number of plant and animal species that are not found anywhere else. Which of the following terms will you use to notify such species?

Based on the provided pie chart representing the diversity of invertebrates,which taxa represent the maximum and minimum proportions,respectively?

$(1)$ More than $\underline A\%$ of the drugs currently sold in the market worldwide are derived from plants.
$(2)$ Although all the biodiversity hotspots put together cover less than $\underline B\%$ of Earth's land area,the number of species they collectively harbour is extremely high,and strict protection of these hotspots could reduce the ongoing mass extinction by almost $\underline C\%$.