(b) Only two statements are correct (1st and 3rd)
The Indus Water Treaty was indeed signed in 1960 between India and Pakistan, with the World Bank playing a significant role as a mediator.
Under the treaty, India has rights over the waters of the Eastern Rivers (Ravi, Beas and Sutlej), while Pakistan has rights over the Western Rivers (Indus, Jhelum, Chenab) (Statement 2 is incorrect)
The treaty does include a dispute resolution mechanism that involves a Permanent Indus Commission, Neutral Experts, and a Court of Arbitration.

(c) Both 1 and 2 statements are correct
Mahakali Treaty: Signed in 1996, this treaty between India and Nepal focuses on the integrated development of the Mahakali River, including the construction of the Pancheshwar Multipurpose Project.
Ganges Water Sharing Treaty: This treaty, signed in 1996, ensures the equitable distribution of the Ganges River water between India and Bangladesh during the dry season.

(d) All statements are correct
Arabica and Robusta are the two main varieties of coffee grown in India.
Karnataka is indeed the largest coffee-producing state, accounting for about 70% of the total production.
Coffee cultivation in India is primarily done under natural shade in the ecologically sensitive regions of the Western and Eastern Ghats.
The Coffee Board of India plays a crucial role in the promotion and development of coffee production in the country.

(c) Only three
In 1995, UNOPS achieved financial independence and autonomy after being founded in 1973 as a part of the United Nations Development Programme (UNDP). UNOPS’ overarching vision is to promote sustainable implementation practices in the realms of development, humanitarian aid, and peacebuilding.The development of climate-resilient and sustainable infrastructure is crucial across various sectors that play a significant role in sustainable development.
NOPS S3i initiative prioritize affordable housing: Targeting the middle-income and lower-middle-income groups of the population. The focus is on implementing these projects on a large scale.
Mass Rapid Transport is not included in the UNOPS S3i initiative (2nd statement is incorrect)
UNOPS S3i initiative prioritize Healthcare: Aim to address the needs of both private and public healthcare systems with a particular emphasis on primary care clinics, hospitals, diagnostic centers, laboratories, and the potential implementation of established healthcare technologies. The goal is to bring about effective and sustainable solutions to meet healthcare demands.
UNOPS S3i initiative prioritize renewable energy: The main focus is on the generation of renewable energy and the accompanying distribution and storage infrastructure. However, investments in innovative technologies and solutions throughout the renewable energy value chain may also be taken into consideration.

(a) It is the international code of safety for ships operating in polar waters.
The International Code for Ships Operating in Polar Waters (the Polar Code) is a new code adopted by the IMO. The Code acknowledges that polar waters may impose additional demands on ships beyond those normally encountered. It provides a mandatory framework for ships operating in polar waters.
It is mandatory under both the International Convention for the Safety of Life at Sea (SOLAS) and the International Convention for the Prevention of Pollution from Ships (MARPOL). The Polar Code covers the full range of design, construction, equipment, operational, training, search and rescue and environmental protection matters relevant to ships operating in the inhospitable waters surrounding the two poles. The Polar Code entered into force on 1 January 2017.