| 151 |
Which scientist is regarded as the father of the Green Revolution in India? |
Environmental Studies
Green Revolution |
Easy |
| 152 |
HYV wheat could take heavy doses of fertiliser without falling over mainly because it was: |
Environmental Studies
Green Revolution |
Medium |
| 153 |
The Green Revolution had its strongest early impact on which crop? |
Environmental Studies
Green Revolution |
Easy |
| 154 |
Which is an environmental rather than a social impact of the Green Revolution? |
Environmental Studies
Green Revolution |
Medium |
| 155 |
Why did the benefits of the Green Revolution go mainly to large farmers in irrigated areas? |
Environmental Studies
Green Revolution |
Hard |
| 156 |
Growing wheat one season and gram the next on the same field mainly helps because gram: |
Environmental Studies
Elements of sustainable agriculture |
Easy |
| 157 |
Which organism is used as a biopesticide against caterpillar pests? |
Environmental Studies
Elements of sustainable agriculture |
Easy |
| 158 |
Under IPM, a farmer should spray a chemical pesticide when: |
Environmental Studies
Elements of sustainable agriculture |
Medium |
| 159 |
A farmer keeps cows and buffaloes, feeds them crop residues and uses their dung on the fields. This practice … |
Environmental Studies
Elements of sustainable agriculture |
Medium |
| 160 |
A paddy farmer wants a biological nitrogen source that floats on the flooded field. Which is most suitable? |
Environmental Studies
Elements of sustainable agriculture |
Hard |
| 161 |
Slash-and-burn shifting cultivation in north-east India is locally called: |
Environmental Studies
Types of agriculture |
Easy |
| 162 |
The book The One-Straw Revolution, a foundation text of natural farming, was written by: |
Environmental Studies
Types of agriculture |
Medium |
| 163 |
Bt cotton is protected against bollworms because it: |
Environmental Studies
Types of agriculture |
Medium |
| 164 |
Which input would disqualify a farm from organic certification? |
Environmental Studies
Types of agriculture |
Easy |
| 165 |
Jhum cultivation in a hill district has become damaging to soil in recent decades. The most likely reason is: |
Environmental Studies
Types of agriculture |
Hard |
| 166 |
A bottle of mixed-fruit jam should carry which quality mark? |
Environmental Studies
Management of agricultural produce |
Easy |
| 167 |
A sample of milk turns blue when a few drops of iodine solution are added. This shows the milk is adulterated… |
Environmental Studies
Management of agricultural produce |
Medium |
| 168 |
Mustard oil adulterated with argemone oil can cause: |
Environmental Studies
Management of agricultural produce |
Medium |
| 169 |
Why must food grains be properly dried before they are put into storage? |
Environmental Studies
Management of agricultural produce |
Easy |
| 170 |
Which pairing of quality mark and product is correctly matched? |
Environmental Studies
Management of agricultural produce |
Hard |
| 171 |
Under the NFSA 2013, a priority household with six members is entitled to how much food grain per month? |
Environmental Studies
Food security |
Medium |
| 172 |
The NFSA 2013 provides that the ration card is issued in the name of: |
Environmental Studies
Food security |
Easy |
| 173 |
The maximum coverage under the NFSA 2013 is: |
Environmental Studies
Food security |
Easy |
| 174 |
A district has record grain stocks in godowns, yet many poor families skip meals because prices are high. Whi… |
Environmental Studies
Food security |
Medium |
| 175 |
Children in a village eat enough rice daily but suffer from anaemia because of poor diets and unsafe water. W… |
Environmental Studies
Food security |
Hard |
| 176 |
Coal and petroleum are classed as non-renewable resources because they: |
Environmental Studies
Natural resources and accounting |
Easy |
| 177 |
A country has an NDP of ₹500 crore. Resource depletion is valued at ₹30 crore and environmental degradation a… |
Environmental Studies
Natural resources and accounting |
Medium |
| 178 |
A city lies beside a large river but suffers water shortage because the river is badly polluted. This is an e… |
Environmental Studies
Natural resources and accounting |
Medium |
| 179 |
The UN framework for integrating environmental data with national accounts is called: |
Environmental Studies
Natural resources and accounting |
Easy |
| 180 |
Why does conventional GDP accounting overstate sustainable income when a country clears its forests for timbe… |
Environmental Studies
Natural resources and accounting |
Hard |
| 181 |
A country's GDP is ₹1,000 crore and its net factor income from abroad is −₹40 crore. Its GNP is: |
Environmental Studies
Measuring national income |
Easy |
| 182 |
GDP is ₹800 crore and depreciation is ₹60 crore. What is NDP? |
Environmental Studies
Measuring national income |
Easy |
| 183 |
The income of an Indian engineer working temporarily in Dubai while remaining a normal resident of India is i… |
Environmental Studies
Measuring national income |
Medium |
| 184 |
After a chemical leak, a town spends heavily on hospital treatment and clean-up. How does this affect measure… |
Environmental Studies
Measuring national income |
Medium |
| 185 |
GDP is ₹1,200 crore, NFIA is ₹50 crore, depreciation is ₹100 crore and net indirect taxes are ₹80 crore. What… |
Environmental Studies
Measuring national income |
Hard |
| 186 |
One carbon credit generally represents the right to emit: |
Environmental Studies
Environmental economics |
Easy |
| 187 |
Families in a city buy air purifiers because of severe winter smog. This spending is an example of: |
Environmental Studies
Environmental economics |
Easy |
| 188 |
Firm X can cut a tonne of CO₂ for ₹500 and Firm Y for ₹2,000. Under cap-and-trade, what is most likely to hap… |
Environmental Studies
Environmental economics |
Medium |
| 189 |
The view that critical natural capital such as a stable climate cannot be replaced by machines or money is ca… |
Environmental Studies
Environmental economics |
Medium |
| 190 |
A product's carbon footprint is stated as 3 kg CO₂e. Which statement about this figure is correct? |
Environmental Studies
Environmental economics |
Hard |
| 191 |
A sugar mill dumps waste into a river and fish catches downstream fall. For the fishermen this is: |
Environmental Studies
Externalities |
Easy |
| 192 |
A beekeeper's bees pollinate the apple orchard next door, raising its yield. This is an example of: |
Environmental Studies
Externalities |
Easy |
| 193 |
A firm's marginal private cost of producing a unit of cement is ₹300 and the pollution damage per unit is ₹80… |
Environmental Studies
Externalities |
Medium |
| 194 |
In a market with a strong negative externality and no regulation, output tends to be: |
Environmental Studies
Externalities |
Medium |
| 195 |
According to the Coase theorem, a pollution dispute between a factory and a farmer can be solved efficiently … |
Environmental Studies
Externalities |
Hard |
| 196 |
A project's benefits have a present value of ₹150 crore and its costs a present value of ₹120 crore. Its bene… |
Environmental Studies
Economic tools |
Easy |
| 197 |
At a discount rate of 10% per year, what is the present value of ₹121 to be received after two years? |
Environmental Studies
Economic tools |
Medium |
| 198 |
A mobile phone company is required to collect used handsets from consumers and send them for safe recycling. … |
Environmental Studies
Economic tools |
Easy |
| 199 |
Why do critics say a high discount rate in cost-benefit analysis is unfair to future generations? |
Environmental Studies
Economic tools |
Medium |
| 200 |
A dam costs ₹100 crore now and gives benefits of ₹60 crore at the end of each of the next two years. At a 10%… |
Environmental Studies
Economic tools |
Hard |