Protective layer of ozone in atomosphere exists in which layer?
Options
(a) troposphere (b) ionosphere (c) stratosphere (d) atmosphere
Correct Answer:
stratosphere
Explanation:
No explanation available. Be the first to write the explanation […]
SO₂ pollution affects
Options
(a) nucleus (b) mitochondria (c) ribosome (d) vacuole
Correct Answer:
mitochondria
Explanation:
SO₂ pollution affects the respiratory system mostly, thus it affects the mitochondria. Higher concentrations of SO₂ can […]
Some effects of sulphur dioxide and its transformation products on plants include
Options
(a) plasmolysis (b) protein dis-integration (c) Golgi body destruction (d) chlorophyll destructon
Correct Answer:
chlorophyll destructon
Explanation:
No explanation available. […]
Sound above what level is considered hazardous noise pollution?
Options
(a) above 80 dB (b) above 120 dB (c) above 150 dB (d) above 30 dB
Correct Answer:
above 80 dB
Explanation:
No […]
Sudden rustling of doors and windows is due to
Options
(a) sonic boom (b) earthquake (c) slipping of glaciers on nearby mountain (d) movements of crustal layers of earth
Correct Answer:
sonic boom
T. L. V. (Threshold Limit Value) of methyl isocyanate responsible for Bhopal gas tragedy is
Options
(a) 0.002 ppm (b) 0.02 ppm (c) 0.2 ppm (d) 0.005 ppm
Correct Answer:
0.02 ppm
Explanation: […]
The “world environment day” is on
Options
(a) 10th April (b) 5th June (c) 7th August (d) 28th February
Correct Answer:
5th June
Explanation:
No explanation available. Be the first to write the […]
The beauty of Taj Mahal is endangered due to
Options
(a) degradation of marble due to high temperature (b) discharge of industrial waste in Yamuna river (c) air pollutants released from oil refinery […]
The pollutants released by jet planes are
Options
(a) fogs (b) smogs (c) colloides (d) aerosols
Correct Answer:
aerosols
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
The pulling strength of community waste water is usually characterized by its
Options
(a) BOD (b) CFC (c) MIC (d) ABS
Correct Answer:
BOD
Explanation:
Strength of sewage or degree of water pollution […]
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