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Science TNSB Mentoring
Class 9
Environmental science
Water cycle and Nitrogen cycle
7.
Carbon, nitogen and hydrological cycle
Question:
4
m.
Match the Column A with Column B
:
Answer variants:
Carbon dioxide
Rain
Carbon monoxide
Evaporation
Nitrogen fixing bacteria
Column A
Column B
1
.
Precipitation
2
.
Cyanobacteria
3
.
Gas that pollutes the environment and
causes drastic climatic and temperature
changes
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