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mcq on Our Environment for Class 10 Students
The international treaty known as the UNFCCC was adopted during which of the following global summits?
a) United Nations Conference on Human Environment, Stockholm, 1972
b) United Nations Conference on Environment and Development, Rio de Janeiro, 1992
c) World Summit on Sustainable Development, Johannesburg, 2002
d) United Nations Climate Change Conference, Copenhagen, 2009
Option b – United Nations Conference on Environment and Development, Rio de Janeiro, 1992
Concerning carbon credits, which of these statements is inaccurate?
a) The carbon credit framework was formalized with the Kyoto Protocol
b) Entities reducing emissions below their targets are granted carbon credits
c) The purpose of carbon credits is to control the rise in CO₂ emissions
d) The United Nations Environment Programme sets fixed prices for trading carbon credits
Option d – The United Nations Environment Programme sets fixed prices for trading carbon credits
Certain regions with significant rice farming contribute to global warming primarily because: 1. Methane is produced under waterlogged conditions in rice fields 2. Nitrous oxide is released when nitrogen-rich fertilizers are applied
a) 1 only
b) 2 only
c) Both 1 and 2
d) Neither 1 nor 2
Option c – Both 1 and 2
India was ranked highest in the Greendex 2009 score by National Geographic and GlobeScan. What does this score signify?
a) It assesses countries’ technological efforts to cut carbon emissions
b) It measures sustainable consumer practices in various nations
c) It evaluates global conservation policies by different countries
d) It shows how many carbon credits are sold by different countries
Option b – It measures sustainable consumer practices in various nations
What are some current and near-future limitations for India in addressing Climate change? 1. Lack of sufficient alternative technologies 2. Limited financial resources for research and innovation 3. Presence of high-polluting industries SET up by developed nations
a) 1 and 2 only
b) 2 only
c) 1 and 3 only
d) 1, 2 and 3
Option a – 1 and 2 only
Among the following components of the air, which contribute to global warming? 1. Soot 2. Sulphur hexafluoride 3. Water vapor
a) 1 and 2 only
b) 3 only
c) 2 and 3 only
d) 1, 2 and 3
Option d – 1, 2 and 3
Regarding the Clean Development Mechanism (CDM) and the Kyoto Protocol, which statements are accurate? 1. CDM is a part of the Kyoto Protocol’s mechanisms 2. CDM projects are implemented exclusively in Annex-I countries
a) 1 only
b) 2 only
c) Both 1 and 2
d) Neither 1 nor 2
Option c – Both 1 and 2
The origin of the idea of carbon credits is linked to which event?
a) Earth Summit in Rio de Janeiro
b) Kyoto Protocol
c) Montreal Protocol
d) G-8 Summit in Heiligendamm
Option b – Kyoto Protocol
The National Forest Policy of 1988 advocates which of the following? 1. Promoting tree planting and wasteland development 2. Reforestation of current Forest areas 3. Using wood alternatives and other fuel sources 4. Applying pesticides to prevent Forest damage from pests
a) 1, 2, 3 and 4
b) 2 and 4
c) 1, 3, and 4
d) 1, 2 and 3
Option d – 1, 2 and 3
Consider these statements about the Kyoto Protocol: 1. It was enforced in 2005 2. Its primary concern is ozone layer depletion 3. Methane is more potent as a greenhouse gas than CO₂
a) 1 and 2
b) 1 and 3
c) 1 only
d) 3 only
Option b – 1 and 3
Which of these gases are commonly included in the Air Quality Index for Indian cities? 1. Carbon dioxide 2. Carbon monoxide 3. Nitrogen dioxide 4. Sulfur dioxide 5. Methane
a) 1, 2, and 3 only
b) 2, 3, and 4 only
c) 1, 4 and 5 only
d) 1, 2, 3, 4 and 5
Option b – 2, 3, and 4 only
Which factors can potentially threaten Biodiversity in a specific region? 1. Global warming 2. Habitat fragmentation 3. Introduction of foreign species 4. Encouraging vegetarian diets
a) 1, 2, and 3 only
b) 2 and 3 only
c) 1 and 4 only
d) 1, 2, 3 and 4
Option a – 1, 2, and 3 only
Improper disposal of outdated electronic devices can release which of the following as e-waste? 1. Beryllium 2. Cadmium 3. Chromium 4. Heptachlor 5. Mercury 6. Lead 7. Plutonium
a) 1, 3, 4, 6, and 7 only
b) 1, 2, 3, 5, and 6 only
c) 2, 4, 5, and 7 only
d) 1, 2, 3, 4, 5, 6 and 7
Option b – 1, 2, 3, 5, and 6 only
Which of these contribute to the carbon cycle by releasing carbon dioxide into the Atmosphere? 1. Volcanic eruptions 2. Respiration 3. Photosynthesis 4. Organic decay
a) 1 and 3 only
b) 2 only
c) 1, 2, and 4 only
d) 1, 2, 3 and 4
Option c – 1, 2, and 4 only
What pollutants are generally emitted by steel manufacturing plants in India? 1. Sulphur oxides 2. Nitrogen oxides 3. Carbon monoxide 4. Carbon dioxide
a) 1, 3, and 4 only
b) 1 and 3 only
c) 1 and 4 only
d) 1, 2, 3 and 4
Option d – 1, 2, 3 and 4
Which emissions are typically released during coal combustion at thermal power stations? 1. Carbon dioxide 2. Nitrogen oxides 3. Sulphur oxides
a) 1 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Option d – 1, 2 and 3
The National Green Tribunal Act of 2010 was based on which constitutional principles? 1. Right to a healthy Environment as part of the Right to Life under Article 21 2. Funds for improving governance in Scheduled Areas under Article 275(1) 3. Powers of Gram Sabha outlined in Article 243(A)
a) 1 only
b) 2 and 3 only
c) 1 and 3 only
d) 1, 2 and 3
Option a – 1 only
Rising carbon dioxide levels are contributing to global warming because CO₂ absorbs:
a) Water vapor and retains its Heat
b) Ultraviolet radiation from the sun
c) All incoming Solar radiation
d) Infrared radiation emitted from the Earth’s surface
Option d – Infrared radiation emitted from the Earth’s surface
Although human activities have increased CO₂ levels, not all of it stays in the lower Atmosphere due to: 1. Escaping into the upper stratosphere 2. Absorption through photosynthesis by oceanic phytoplankton 3. Air entrapment in polar ice
a) 1 and 2
b) 2 only
c) 2 and 3
d) 3 only
Option c – 2 and 3
Which of the following processes contribute to the addition of carbon dioxide to the Earth’s Atmosphere? 1. Photosynthesis 2. Respiration 3. Organic Matter decay 4. Volcanic eruptions
a) 1 and 4 only
b) 2 and 3 only
c) 2, 3, and 4 only
d) 1 and 4
Option c – 2, 3, and 4 only
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