At one of the places in India, if you stand on the seashore and watch the sea, you will find that the seawater recedes from the shoreline a few kilometres and comes back to the shore, twice a day, and you can actually walk on the seafloor when the water recedes. This unique phenomenon is seen at

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