Basics of Environmental Geosciences-Environmental Geochemistry (CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III)): Questions 1 - 3 of 3

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Question number: 1

» Basics of Environmental Geosciences » Environmental Geochemistry » Diseases Induced by Human Use of Land

Appeared in Year: 2014

MCQ▾

Question

“Blue baby syndrome” is caused due to intake of water high in (December)

Choices

Choice (4) Response

a.

Nitrates

b.

Ammonia

c.

Sulphates

d.

Sulphides

Question number: 2

» Basics of Environmental Geosciences » Environmental Geochemistry » Diseases Induced by Human Use of Land

Appeared in Year: 2011

MCQ▾

Question

Nitrite causes Methemoglobinemia by – (December)

Choices

Choice (4) Response

a.

Oxidizing membrane lipids

b.

Oxidizing membrane proteins

c.

Reacting with calcium of bones

d.

Oxidizing haemoglobin

Question number: 3

» Basics of Environmental Geosciences » Environmental Geochemistry » Geochemical Cycles

Appeared in Year: 2009

MCQ▾

Question

The geochemical weathering process can be viewed as – (December)

Choices

Choice (4) Response

a.

Clayminerals+CO2Quartz+Al2O3

b.

Clayminerals+H2OFe2O3+Al2O3+SiO2+CaO

c.

Primarysilicate+CO2+H2Oclayminerals+cations+HCO3+H4SiO4+H+

d.

Primarysilicate+H2OAl2O3+SiO2+CaO+H+

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