1. The International Atomic Energy Agency (IAEA) is an international organization that seeks to promote the peaceful use of nuclear energy, and to inhibit its use for any military purpose, including nuclear weapons.
2. The IAEA as an autonomous organisation under direct control of the United Nation (UN).
3. It does report to both the UN General Assembly and Security Council.
4. Signature and ratification of the Nuclear Non-Proliferation Treaty (NPT) are not preconditions for membership in the IAEA.

Which of the above statements are correct?

1. It is a zero carbon fuel burned with oxygen.
2. As of 2018, the majority of hydrogen (∼95%) is produced from fossil fuels by biomass gasification or electrolysis of water or solar thermochemistry.
3. Hydrogen is usually considered an energy carrier, like electricity, as it must be produced from a primary energy source such as solar energy, biomass etc.
4. Hydrogen can also be produced from water through electrolysis, which is less carbon intensive if the electricity used to drive the reaction does not come from fossil-fuel power plants but rather renewable or nuclear energy instead. 

Which of the above statements are correct?

1. It is the oldest national park in India and was established in 1936 as Hailey National Park to protect the endangered Snow Leopard.
2. Rishiganga River flows through this Jim Corbett National Park.
3. The park was the first to come under the Project Tiger initiative.
4. Forest covers almost 73% of the park, while 10% of the area consists of grasslands.

Which of the above statements are correct?

1. The Telecom Regulatory Authority of India (TRAI) is a statutory body set up by the Government of India under the Telecom Regulatory Authority of India Act, 1997. 
2. It is the regulator of the telecommunications sector in India.
3. One of its main objectives is to provide a fair and transparent environment that promotes a level playing field and facilitates fair competition in the market.
4. In order to increase broadband penetration in India, TRAI has proposed WANI (Wi-Fi Access Network Interface) architecture.

Which of the above statements are incorrect?

1. It is the statutory authority and national Standards Body of India working under the aegis of Ministry of Commerce and Industry, Government of India.
2. The Minister in charge of the Ministry or Department having administrative control of the BIS is the ex-officio President of the BIS.
3. It has 25 members drawn from Central or State Governments, industry, scientific and research institutions, and consumer organisations.
4. BIS is a founder member of International Organisation for Standardization (ISO).

Which of the above statements are correct?