World Geography
The term 'flora' in the context of natural vegetation refers to

a large tract covered by trees and shrubs and its administration for assessing economic benefits
assemblage of plant species living in association with each other in a given environmental frame
plants of a particular region or period, listed by species and considered as a group
role played by species of animals in the maintenance of ecological balance

ANSWER DOWNLOAD EXAMIANS APP

World Geography
The Penumbra is

None of these
both (a) and (b)
the outer portion of the moon's shadow
formed by the tangent that intersects between the sun and the moon

ANSWER DOWNLOAD EXAMIANS APP

World Geography
In which rocks does most of the formation of caves take place?

Sandstone
Limestone
Quartzite
Granite

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP
MORE MCQ ON World Geography