The process of evaporation of water in nature is one of the basic components of the hydrological cycle. The other process that is considered to be essential for the completion of hydrological cycle is the

A. flow tide and ebb tide in a river
B. movement of water vapour in the atmosphere
C. flow of water in the sea
D. movement of water in the water table
✅ The correct answer is option B.
The process of evaporation of water in nature is one of the basic components of the hydrological cycle. The other process that is considered to be essential for the completion of hydrological cycle is the movement of water vapour in the atmosphere.

The reaction between compounds and oxygen is called

A. oxidation
B. hydrolysis
C. carbonation
D. solution
✅ The correct answer is option A.
The reaction between oxygen and another element generally results in the formation of a binary compound known as an oxide. The reaction itself is known as oxidation. For example, the oxidation reaction between oxygen and sodium produces sodium oxide. In many cases, an element may form more than one oxide.

The highest mountain peak of Oceania is

A. Mt. Victoria, Papua New Guinea
B. Mt. Kosciusko, Australia
C. Mt. Cook, South Island (New Zealand)
D. Puncak Jaya, Indonesia.
✅ The correct answer is option D.
It is also the highest point between the Himalayas and the Andes. Some sources claim Papua New Guinea’s Mount Wilhelm, 4,509 m (14,793 ft), as the highest mountain peak in Oceania, on account of Indonesia being part of Asia (Southeast Asia). The massive, open cut Grasberg mine is within 4 km (2.5 mi) of Puncak Jaya.

The ministry of Water Resources lays down policies and programmes for the development and regulation of the country’s water resources. It covers

A. sartorial planning, coordination and policy guidelines
B. technical examination and techno- appraisal of project providing central assistance to specific proj
C. facilitation of external assistance in resolution of interstate water disputes, policy formulation p
D. All of the above
✅ The correct answer is option D.
All of the above

The south temperature zone is a region lying between

A. the Tropic of Capricorn and the Antarctic circle
B. the Antarctic circle and the South pole
C. the Tropic of Cancer and the tropic of Capricorn
D. the Tropic of Capricorn and the equator
✅ The correct answer is option A.
The South temperate zone, between the Tropic of Capricorn 23.5° S and the Antarctic Circle 66.5° S. Covers 25.99% of Earth’s surface.