An ecosystem includes _____
Anonymous Quiz
26%
all living organisms
4%
non living objects
68%
both living and non living components
2%
sometimes living sometimes non living
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Oxidation refers to ________ .
Anonymous Quiz
46%
Addition of oxygen
10%
Removal of hydrogen
41%
Both (a) & (b)
2%
NONE
Which of the following is/are oxidants?
Anonymous Quiz
23%
Hydrogen peroxide
18%
Potassium permanganate
16%
Ozone
42%
All of these
Addition of hydrogen refers to _________.
Anonymous Quiz
19%
OXIDATION
71%
REDUCTION
7%
REDOX
3%
NONE
Reduction refers to ________ .
Anonymous Quiz
16%
Addition of hydrogen
19%
Removal of oxygen
63%
Both (a) & (b)
2%
NONE
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Formula of rust is ___________.
Anonymous Quiz
63%
Fe2O3 X H2O
21%
FeO3 X H2O
9%
Fe2O X H2O
6%
FeO X H2O
Rancidity in the food stuff is prevented by using ___________.
Anonymous Quiz
22%
antioxidants
21%
air tight container
56%
BOTH (A) & (B)
2%
NONE