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Chemistry

Chemistry
The heat energy produced when the human body metabolises 1 gram of fat is

39 KJ
30 KJ
1 KJ
29 KJ

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Chemistry
Acid rain is caused by

SO2 and particulates
NO2and particulates
CO2and CFCs
SO2 and NO2

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Chemistry
Which one is the lightest element in the periodic table

Hydrogen
Carbon
Oxygen
Helium

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Chemistry
Oxygen which is vital for life is a product of photosynthesis and comes from

Carbon dioxide
Oxides of mineral elements
Water
Carbonates from soil

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Chemistry
Which of the toxic heavy metals is found in modern tannery industries ?

Chromium
Nickel
Lead
Zinc

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Chemistry
The new strain of bacteria produced by biotechnology in alcohol industry is

Saccharomyces cerevisiae
Escherichia coli
Bacillus subtilis
Pseudomonas putida

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MORE MCQ ON Chemistry

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