611. World’s principal producer of silver is October 4, 2025 by Admin A. India B. Mexico C. The USA D. Canada ✅ The correct answer is option B.
612. The Hawaiian Islands specialise in the cultivation of October 4, 2025 by Admin A. cotton B. rice C. sugarcane D. tobacco ✅ The correct answer is option C.
613. The USA is deficient in domestic supplies of October 4, 2025 by Admin A. copper B. lead C. zinc D. manganese ✅ The correct answer is option D.
614. In the Himalayas the melting or the snow is more on the October 4, 2025 by Admin A. southern slopes B. northern slopes C. eastern slopes D. western slopes ✅ The correct answer is option A.
615. What type or vegetation is associated with Australia? October 4, 2025 by Admin A. Pampas B. Downs C. Canada D. All the above ✅ The correct answer is option B.
616. The majority or the coal reserves found in India are of October 4, 2025 by Admin A. Tertiary formation B. Gondwana formation C. Quaternary formation D. Jurassic formation ✅ The correct answer is option B.
617. In both the hemispheres the trade winds blow towards the October 4, 2025 by Admin A. Equator B. horse latitudes C. sub polar low pressure belts D. poles ✅ The correct answer is option A.
618. The deflection of the wind to the right in the northern hemisphere and to Its left in the southern hemisphere is caused by the October 4, 2025 by Admin A. rotation of the Earth B. revolution of the Earth C. uneven heating of the Earth D. All the above ✅ The correct answer is option A.
619. If the atmospheric air is cooled because of expansion, the cooling is known as October 4, 2025 by Admin A. adiabatic B. lapse rate C. alto-cooling D. inverse cooling ✅ The correct answer is option A.
620. When dew point is reached it is said that at that temperature October 4, 2025 by Admin A. the atmosphere is said to be saturated with water vapour B. the relative humidity of the atmosphere is 100% C. the atmosphere can hold no more water vapour D. All the above ✅ The correct answer is option D.