World geography

31. The production of wheat has increased mainly due to

increase in area under wheat
increase in yield per hectare
increase in demand for wheat
increase in prices

Detailed SolutionThe production of wheat has increased mainly due to

32. 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
plants of a particular region or period, listed by species and considered as a group
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

Detailed SolutionThe term ‘flora’ in the context of natural vegetation refers to

33. The type of soil needed for rice is

clayey loam
rich, muddy and saturated with water
deep, loamy, well drained
humus, rich in Fe and potash

Detailed SolutionThe type of soil needed for rice is

34. The islands with coral covered surfaces in Bay of Bengal are

Andaman islands
Nicobar islands
both (a) and (b)
None of the above

Detailed SolutionThe islands with coral covered surfaces in Bay of Bengal are

35. The largest continent in the world is

Africa
Asia
Australia
Antarctica

Detailed SolutionThe largest continent in the world is

36. The uppermost epoch of the Neogene period is

the Pliocene epoch
the Pleistocen epoch
the Miocene epoch
the Oligocene epoch

Detailed SolutionThe uppermost epoch of the Neogene period is

37. The original landmass, pangola split into

Laurissa in the north and Godwanaland in the south
Laurissa in the south and Godwanaland in the north
Laurissa in the east and Godwanaland in the west
Laurissa in the west and Godwanaland in the east

Detailed SolutionThe original landmass, pangola split into

38. The model which explains the various types of igneous rocks

rock cycle
Bowens reaction series
both are similar terms
None of the above

Detailed SolutionThe model which explains the various types of igneous rocks

39. The part of continental margin that is structurally a part of continent?

Continental shelf
Continental Slope
both (a) and (b)
None of the above

Detailed SolutionThe part of continental margin that is structurally a part of continent?

40. The R-horizon of soil horizon consists of

unweathered bedrock
weathered parent material
plant litter at various levels of decomposition
None of the above

Detailed SolutionThe R-horizon of soil horizon consists of

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