Consider the following statements regarding tropical cyclone which is one of the important determining factors for the success of Indian monsoons. 1. These are termed as the heat engines, which derive their energy from the condensation of water vapor into water droplets/drops. 2. More than 50% of the energy derived is utilized to sustain the wind movement around the central eye. 3. A mature cyclone releases energy equivalent to that of 100 hydrogen bombs. Which of the following statements are NOT true
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Coal bed methane is released during coal mining and is generally recommended to extract it rather than letting it evaporate into the atmosphere when untapped because 1. CBM if is not extracted can cause fire hazards while mining deep areas. 2. CBM if allowed to escape into atmosphere, will get converted into carbon monoxide which is a potent green house gas. Which of the statements is/are the correct reason/s?
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Consider the following statements regarding the production and reserves of copper in India. 1. Rajasthan has the largest reserves of copper and is also the highest producer of copper in India. 2. India is self sufficient in copper production and also at times it has also exported copper to countries like Japan, South Korea etc. 3. Production of copper is a tedious job especially in India as the copper ore found in India as it is of the lower grade compared to International grade of the ore. Which are the correct statements?
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Consider the following statements regarding biogas which is a very important source of energy in rural areas. 1. Biogas has a higher thermal efficiency compared to charcoal, cow dung, kerosene. 2. Not only biogas serves as a source of energy in the form of fuel but also can be used as source of manure for farm crops. 3. It is slightly less environment friendly as it releases green house gases when burnt as a fuel. Choose the incorrect code from the following
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Choose the false statement among the following statements:
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Match List I with List II and select the correct answer. List I (Minerals) A. Coal B. Gold C. Mica D. Manganese List II (Typical areas of occurrence) 1. Bhandara 2. Karanpura 3. Hutti 4. Nellore
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Which one of the following National Highways passes through Maharashtra, Chhattisgarh and Orissa?
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Which of these is/are flood prevention and mitigation strategy? 1. Construction of flood protection embankments 2. Depopulating the flood plains 3. Afforestation 4. Decongesting river channels Select the correct option using the codes given below
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Match List-I (Mangrove) with List II (State) and select the correct answer using the codes given below the lists: A. Achra Ratnagiri 1. Karnataka B. Coondapur 2. Kerala C. Pichavaram 3. Andhra Pradesh D. Vembanad 4. Maharashtra 5. Tamil Nadu
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Consider the following statements : 1. Indira Gandhi Centre for Atomic Research uses fast reactor technology 2. Atomic Minerals Directorate for Research and Exploration is engaged in heavy water production 3. Indian Rare Earths Limited is engaged in the manufacture of Zircon for Indias Nuclear Programme beside other rare earth products. Which of the statements given above are correct?
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