Question

The plant life of a given region, habitat, or geological stratum irrespective of the numerical strength of each species is called-
A. Vegetation
B. Community
C. Flora
D. Population

Answer 1

Hint: This term has been derived from the Latin word, flos.
It is used for the plant species belonging to a particular geographical region or the native plant life of that region.

Complete answer: Vegetation- The Earth’s land can be divided into various regions, called vegetation regions, depending upon the different types of soil, weather pattern, plants.
The five major types of vegetation regions are- grassland, tundra, desert, ice sheet, and forest. Generally, the term vegetation is used to refer to the plant life of a region.
It can be defined as an assembly of plant species, along with the ground cover it provides.

1. Community- A community is referred to as a group of social beings (social unit) having the same norms, customs, values, religions. In terms of biology, a biological community can be defined as a group of species at a commonplace, interacting with each other.
For example, a forest consisting of plants, trees, and animals constitute a biological community.
2. Flora- The term flora is used to refer to the plant species, occurring in a particular region. The flora of a region may range from tiny violets to towering trees.
3. Population- The term population is used to refer to the organisms, belonging to the same group that lives in a particular geographical region and is capable of interbreeding.

So, the correct option is C.

Note: India’s flora is one of the richest in the world. It constitutes about 18,000 species of flowering plants. Based on this, India can be divided into eight distinct-floristic-regions. They are the eastern Himalayas, the western Himalayas, the Indus plain, the Ganga plain, Assam, the Deccan, the Andamans, and the Malabar.