In the context of mitigating the impending global warming due to anthropogenic emissions of carbon dioxide, which of the following can be the potential sites for carbon sequestration?

1. Abandoned and uneconomic coal seams

2. Depleted oil and gas reservoirs

3. Subterranean deep saline formations

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Consider the following statements:

1. The Factories Act, 1881 was passed with a view to fix the wages of industrial workers and to allow the workers to form trade unions.

2. N.M. Lokhande was a pioneer in organizing the labour movement in British India. Which of the above statements is/are correct?

Which of the following are the objectives of 'National Nutrition Mission'?

1. To create awareness relating to malnutrition among pregnant women and lactating mothers.

2. To reduce the incidence of anaemia among young children, adolescent girls and women.

3. To promote the consumption of millets, coarse cereals and unpolished rice.

4. To promote the consumption of poultry eggs.

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It is possible to produce algae based biofuels, but what is/are the likely limitation(s) of developing countries in promoting this industry?

1. Production of algae based biofuels is possible in seas only and not on continents.

2. Setting up and engineering the algae based biofuel production requires high level of expertise/technology until the construction is completed.

3. Economically viable production necessitates the setting up of large scale facilities which may raise ecological and social concerns.

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Due to some reasons, if there is a huge fall in the population of species of butterflies, what could be its likely consequence/consequences?

1. Pollination of some plants could be adversely affected.

2. There could be a drastic increase in the fungal infections of some cultivated plants.

3. It could lead to a fall in the population of some species of wasps, spiders and birds.

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With reference to the 'Prohibition of Benami Property Transactions Act, 1988 (PBPT Act)', consider the following statements:

1. A property transaction is not treated as a benami transaction if the owner of the property is not aware of the transaction.

2. Properties held benami are liable for confiscation by the Government.

3. The Act provides for three authorities for investigations but does not provide for any appellate mechanism.

Which of the statements given above is/are correct?