41. The influx of domestic sewage containing detergents cause nutrient enrichment in water bodies due to the presence of

carbonates
nitrates
phosphates
silicates

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42. How many times has Brazil won the World Cup Football Championship?

Once
Twice
Four times
Five times

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43. The Olympic Flame symbolises

unity among various nations of the world
speed, perfection and strength
sports as a means for securing harmony among nations
continuity between the ancient and modern games

Detailed SolutionThe Olympic Flame symbolises

44. The range of missile Agni is approximately

150 km
1200-2000 km
500 m to 9 km
4 km

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45. Study of earthquakes is known as

ecology
seismology
numismatics
None of the above

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46. When is the World’s Diabetes Day?

14th November
11th December
15th October
1st July

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448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z"/> Subscribe on YouTube href="https://exam.pscnotes.com/mcq/when-is-the-worlds-diabetes-day/#more-49052">Detailed SolutionWhen is the World’s Diabetes Day?

47. Which of these is a modified underground stem?

Sweet Potato
Carrot
Potato
Radish

Detailed

SolutionWhich of these is a modified underground stem?

48. The five intertwined rings or circles on the Olympic Flag made of white silk are

from right to left blue, yellow, black, green and red respectively
from left to right blue, yellow, black, green and red respectively
from right to left blue, black, green, red and yellow respectively

Detailed SolutionThe five intertwined rings or circles on the Olympic Flag made of white silk are

49. Ecology deals with

Cell formation
Birds
Relation between organisms and their environment
Tissues

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50. Frederick Sanger is a twice recipient of the Nobel Prize for

Physics in 1956 and 1972
Chemistry in 1958 and 1980
Physics in 1903 and Chemistry in 1911
Chemistry in 1954 and Peace in 1962

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