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

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

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World Geography
Which among the following statements is/are correct about impact crater?They are formed by the hypervelocity impact of a smaller bodyThe have similar composition like sinkholes, glacial cirques,etcSelect the correct code from the options given below:

Only 1
Neither 1 & 2
Both 1 & 2
Only 2

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World Geography
Which among the following pairs is/are correctly matched?Horst – Depressed block of planetary crust bordered by parallel faultsOceanic trench  – Depressed block of planetary crust bordered by parallel faultsSelect the correct code from the options given below:

Both 1 & 2
Neither 1 & 2
Only 1
Only 2

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