EASY
12th CBSE
IMPORTANT
Earn 100

World's most problematic aquatic weed is

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Important Questions on Environmental Issues

MEDIUM
12th CBSE
IMPORTANT
Which of the following causes biomagnification?
MEDIUM
12th CBSE
IMPORTANT
Which of the following material takes the longest time for biodegradation?
MEDIUM
12th CBSE
IMPORTANT
Choose the incorrect statement.
MEDIUM
12th CBSE
IMPORTANT
Among the following which one causes more indoor chemical pollution?
MEDIUM
12th CBSE
IMPORTANT
The green scum seen in the freshwater bodies is
EASY
12th CBSE
IMPORTANT
The loudness of a sound that a person can withstand without discomfort is about
EASY
12th CBSE
IMPORTANT
The major source of noise pollution worldwide is due to