CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III): Questions 281 - 285 of 385

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Question number: 281

» Principles of Analytical Methods » X - Ray Fluorescence, X - Ray Diffraction

Appeared in Year: 2011

Match List-Ⅰ List-Ⅱ▾

Question

Match the List – I and II and select the correct answer from the codes given below the lists: (December)
List-Ⅰ (Analytical Techniques) List-Ⅱ (Measured Items)

(A)

IR spectroscopy

(i)

Turbidity

(B)

Nephelometry

(ii)

Functional groups

(C)

XRF

(iii)

Aromatics

(D)

UV-visible spectroscopy

(iv)

Elements

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (i)
  • (iii)
  • (iv)
  • (ii)

b.

  • (iii)
  • (i)
  • (iv)
  • (ii)

c.

  • (iii)
  • (ii)
  • (iv)
  • (i)

d.

  • (iv)
  • (i)
  • (ii)
  • (iii)

Question number: 282

» Environmental Awareness » Environmental Hazards

Appeared in Year: 2009

MCQ▾

Question

Mauna Loa, in Hawaii is famous for – (December)

Choices

Choice (4) Response

a.

Monitoring sea level rise since 1950

b.

Botanical Garden

c.

Biggest collection of mammals’ fossils

d.

Continuous monitoring of atmospheric Equation since 1957.

Question number: 283

» Chemical Composition of Air » Chemistry of Air Pollutants

Appeared in Year: 2011

MCQ▾

Question

The primitive atmosphere of earth consisted of – (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 284

» 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: 285

» Energy Resources » Bio-Energy

Appeared in Year: 2009

MCQ▾

Question

Biogas production is the outcome of – (December)

Choices

Choice (4) Response

a.

Methanogenesis

b.

Pyrolysis

c.

Gasification

d.

Methanogenesis and Gasification

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