Which of the following countries is the world’s largest producer of coal ?
Which of the following countries is the world’s largest producer of coal ? A. RussiaB. China C. Pakistan D. USA
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Which of the following countries is the world’s largest producer of coal ? A. RussiaB. China C. Pakistan D. USA
How much of the total population of the world i percentage is living in South America ? A. 7.2% B. 6.5%C. 5.6% D. 6.7%
How much of the total land of the world is occupied by North America ? A. 8.9% B. 12.5% C. 14.2%D. 16.3%
Which is the most abundantly found metal on the Earth’s surface ? A. Aluminum B. Zinc C. IronD. Silicon
In which country are diamonds abundantly found ? A. Canada B. RussiaC. South Africa D. Australia
Which country is the biggest producer of mercury in the world ? A. Mexico B. CanadaC. Italy D. Germany
The highest grade of coal whose surface is shining and has the highest calorific value is ? A. Lignite B. Peat C. BituminousD. Anthracite
The low heating capacity of which of the types of coal reduces its value as an industrial fuel ? A. Anthracite B. Bituminous coal C. LigniteD. Peat
Black volcanic soil and tropical climate is most suitable without excess rainfall for which crop ? A. Jute B. TobaccoC. Cotton D. None of these
Which of the following crops needs maximum water per hectare ? A. Barley B. MaizeC. Sugarcane D. None of these