Answer: B

Explanation:

Recently, India has signed the first-of-its-kind agreements focused on a Clean Economy, Fair Economy and the overarching Indo-Pacific Economic Framework (IPEF) in Delaware, USA. The Indo-Pacific Economic Framework is a strategic initiative. It was launched by the United States in May 2022 to strengthen economic cooperation and integration in the Indo-Pacific region. Hence, statement 1 is correct.

Indo-Pacific Economic Framework has 14 member countries including Australia, Brunei, Fiji, India, Indonesia, Japan, Republic of Korea, Malaysia, New Zealand, Philippines, Singapore, Thailand, Vietnam, and the United States. Hence, statement 2 is incorrect.

Indo-Pacific Economic Framework partners represent 40% of global GDP and 28% of global goods and services trade. It is structured around four pillars: Trade, Supply Chain Resilience, Clean Economy, and Fair Economy. Hence, statement 3 is correct.

Answer: C

Explanation:

Recently, in Bangladesh, ethnic clashes between indigenous Chakma and Bengali residents have intensified tensions in the Chittagong Hill Tract districts. The Chakmas, an ethnic group native to Bangladesh's Chittagong Hill Tracts, originally migrated from Myanmar's Arakan Hill. In India, they live in Mizoram, Tripura and Arunachal Pradesh, with about 80,000 in Mizoram  The Chakmas practice shifting cultivation called JUM, growing crops like paddy, maize, cotton, and sesame. Hence, statements1 and 2 both are correct.

Answer: B

Explanation:

Recently, Assam's Chief Minister announced an 86% drop in one-horned rhino poaching in Kaziranga and other protected habitats since 2016, during World Rhino Day celebrations. World Rhino Day is an annual event celebrated on September 22 that highlights the need to protect rhinos and their habitats. Hence, statement 1 is correct.

World Rhino Day is a day to raise awareness about the threats rhinos face, such as poaching and habitat loss, and to emphasize the importance of their conservation. The World Wildlife Fund South Africa first announced World Rhino Day in 2010. Project Rhino Rhino or Vision 2020 is an initiative in India to combat poaching and conserve the rhino population. It was launched in India in 2005. Hence, statement 2 is incorrect.

Answer: D

Explanation:

Recently, sandbanks on Brazil's Madeira River have surfaced as over a thousand localities remain on alert amid the country's worst drought and ongoing fires. The Madeira River is a major tributary of the Amazon River in South America. It flows between Bolivia and Brazil, and is formed by the confluence of the Mamoré and Beni rivers in Bolivia. Hence, statement I is incorrect.

Hydroelectric dams on the Madeira River contribute to drought scenarios by altering the river's natural flow. The river's original name was the Cuyari River, but the Portuguese renamed it Madeira, which means "Wood River". Hence, statement II is correct.

Answer: C

Explanation:

The butterfly effect is a concept that describes how a small change in a system can have a large impact on the outcome. It is based on chaos theory and is often associated with weather. A butterfly flapping its wings could theoretically cause a tornado elsewhere due to sensitive dependence on initial conditions. The concept was popularized by Edward Lorenz. The bombing of Nagasaki is an example of the butterfly effect, where cloud cover over the intended target led to a different city being bombed. Hence, statements 1 and 2 both are correct.