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Montreal Protocol was passed in-
1. 1987
2. 1991
3. 1980
4. 2002

Match the following
A. Montreal          (i) reduction in the protocol overall
    Protocol               emission of greenhouse gas
B. Kyoto               (ii) Conservation protocol of biodiversity
    Protocol
C. World               (ii) Protect stratospheric ozone 
    summit
D. Earth               (iv) sustainable
Options:
1. A - iii, B - iv, C - i, D- ii
2. A - iv, B - ii, C - ii, D - i
3. A - i, B - iii, C - iv, D - i
4. A - iii, B - i, C - iv, D - ii

Government of India has introduced a concept to work closely with local communities for protection and management of forest. It is known as.
1. Chipko movement
2. Shifting cultivation
3. Join forest management
4. Both a. and b.

'Ecosan' toilets are working in many areas of
1. Andhra Pradesh
2. Delhi
3. Kerala
4. Punjab

A.  CFC is the most effective greenhouse gases
B.  CFC is the most damaging to the ozone layer
C.  UV - B causes show blindness
D.  Ozone is both friend and foe as it is considered good in the troposphere and bad in the stratosphere 
How many of the above statements are correct?
a.  1 b. 2
c.  3 d. 4

Out of the following six statements how many of them are correct?
1. Electrostatic precipitator can remove more than 99% of particulate matter
2. According to CPCB particulate size, 2.5 or less in diameter are most harmful for human health 
3. The catalytic converter reduces the emission of poisonous gas
4. Amount of biodegradable inorganic matter in sewage water is estimated by measuring BOD
5. Biomagnification is due to the metabolization of toxic substance by living organisms
6. Eutrophication is the natural aging of a lake by nutrient enrichment of its water 
Option:
1. 6
2. 5
3. 4
4. 3

Polyblend is-
1. A recycled e-waste
2. A recycled plastic
3. A recycled Pesticide
4. Reused device for biomedical waste management 

Which one of the following pairs is wrongly matched remaining three are correct.
1. Environment (Protection Act)-Year 1986
2. Air (Prevention and control of pollution) Act-Year 1981
3. Noise as air pollutant -Year 1987
4. Water (Prevention and control of pollution) Act-Year 198

Ozone depletion in stratosphere would result in 
1. Forest fires
2. Global warming
3. Increased incidence of skin cancer
4. None of these 

Rao and Le Blanc found that SO 2 destroy lichens and moss completely. It lowers pH and causes loss of Mg++ from chlorophyll. This forms a compound which results in chlorosis. This compound formed after loss of Mg++ is called
1. Etiolin
2. Protochlorophyll
3. Phaeophytin
4. Leucoplast 

Kyoto protocol is 
1. To mitigate the climatic change
2. To check depletion of ozone layer
3. To check soil erosion
4. To preserve water resource 

Ozone present in stratosphere comes from
1. Photosynthetic activity from earth
2. Reaction between nitrogen oxides and O 2
3. Photochemical interactions of oxygen molecules
4. Microbial decay on earth 

The most used method for removing particulate matter is not associated with which of the following?
1. Can remove 99% of particulate matter
2. produces a corona of electrons
3. Positive charge as acquired by dust particles
4. Velocity of air between collecting plates is low 

Choose the correct sequence of greenhouse gases with respect to their relative contribution to global warming in increasing order:
1. ${\mathrm{N}}_2\mathrm{O}$, CFC, ${\mathrm{CH}}_4$, ${\mathrm{CO}}_2$
2. CFC, ${\mathrm{N}}_2\mathrm{O}$, ${\mathrm{CO}}_2$, ${\mathrm{CH}}_4$
3. ${\mathrm{CH}}_4$, ${\mathrm{N}}_2\mathrm{O}$, ${\mathrm{CO}}_2$, CFC
4. ${\mathrm{N}}_2\mathrm{O}$, ${\mathrm{CO}}_2$, ${\mathrm{CH}}_4$, CFC

Amrita Devi Bishnoi Wildlife Protection Award is given to the individuals or communities from:
1. Rural areas
2. Urban areas
3. NGOs
4. None of the above 

Heavy metals defined as elements with density ___________ are harmful to ecological systems:
1. >1g / ${\mathrm{cm}}^3$
2. >2g / ${\mathrm{cm}}^3$
3. >4g / ${\mathrm{cm}}^3$
4. >5g / ${\mathrm{cm}}^3$

Which of the following option is correct about effect of air pollution on human heath 
1. it affects respiratory system in humans
2. Harmfull effect depends upon concentration of pollutants, duration of exposure
3. SPM with 2.5 micrometer size or less are responsible for greatest harm 
4. All the above 

A person who is working as discdockey (DJ) might suffer from?
1. Psychological and physiological disorder
2. Sleeplessness, increased heart beating, altered breathing pattern
3. permanent lose of hearing ability in long run
4. All the above 

Which of the following is not correct with respect of control of vehicular air pollution in India?
1. use of CNG as fuel
2. Not phasing out of old vehicles as they have better technology
3. Use of unleaded petrol, low-sulphur petrol and diesel
4. Use of catalytic converter

DDT Which is widely used in responsible for which of the following effect
I. Accumulates in human being as  a result of biomagnifications
II. Disturbs calcium metabolism in birds
III. Responsible for the decline in the population of certain birds
IV. Acts as a signaling molecule in the biochemical pathway
Select the correct option
1. I, II, IV is correct
2. I, II, III is correct
3. I, II, IV is correct
4. I, II, III, IV is correct

Cultural eutrophication is?
1. It is natural aging of water body
2. Fast aging of water body due to human activity
3. It is cultural practice of certain tribes which causes aging of water body
4. More than one option is correct.

Consider the following four statements (A-D) related to the Greenhouse effect and Global warming and select the correct option stating which one is true (T) and which ones are false (F).
Statements
A. It is responsible for maintaining the average temperature at 18°C
B. ${\mathrm{CO}}_2, {\mathrm{CH}}_4, \mathrm{CFC}, {\mathrm{N}}_2\mathrm{O}$ are greenhouse gases 
C. Responsible for El Nino Effect
D. Montreal protocol is for this
Options
    A B C D
1. T T F F
2. F F T T
3. F T T F
4. T F F T

Catalytic converters are fitted into automobiles to reduce the emission of harmful gases. Catalytic converters change unburnt hydrocarbons into:
1. Carbon dioxide and water
2. Carbon mono oxide
3. Methane
4. Carbon dioxide and methane