Practise UPSC MCQs with explanations

Consider the following pairs — Sea : Bordering country 1. Adriatic Sea : Albania 2. Black Sea : Croatia 3. Caspian Sea : Kazakhstan 4. Mediterranean Sea : Morocco 5. Red Sea : Syria Which of the pairs given above are correctly matched?

Consider the following: 1. Carbon monoxide 2. Methane 3. Ozone 4. Sulphur dioxide Which of the above are released into atmosphere due to the burning of crop/biomass residue?

Which of the following statements are correct about the deposits of "methane hydrate"? 1. Global warming might trigger the release of methane gas from these deposits. 2. Large deposits of "methane hydrate" are found in Arctic Tundra and under the seafloor. 3. Methane in atmosphere oxidizes to carbon dioxide after a decade or two. Select the correct answer using the code given below.

Consider the following States: 1. Chhattisgarh 2. Madhya Pradesh 3. Maharashtra 4. Odisha With reference to the States mentioned above, in terms of percentage of forest cover to the total area of State, which one of the following is the correct ascending order?

For the measurement/estimation of which of the following are satellite images/remote sensing data used? 1. Chlorophyll content in the vegetation of a specific location 2. Greenhouse gas emissions from rice paddies of a specific location 3. Land surface temperatures of a specific location Select the correct answer using the code given below.

Recently, there was a growing awareness in our country about the importance of Himalayan nettle (Girardinia diversifolia) because it is found to be a sustainable source of

Why is there a great concern about the "microbeads" that are released into the environment?

Consider the following pairs — Wildlife : Naturally found in 1. Blue-finned Mahseer : Cauvery River 2. Irrawaddy Dolphin : Chambal River 3. Rusty-spotted Cat : Eastern Ghats Which of the pairs given above are correctly matched?

Consider the following statements: 1. Some species of turtles are herbivores. 2. Some species of fish are herbivores. 3. Some species of marine mammals are herbivores. 4. Some species of snakes are viviparous. Which of the statements given above are correct?

Which of the following are in Agasthyamala Biosphere Reserve?

In the context of which one of the following are the terms "pyrolysis and plasma gasification" mentioned?

In the context of which of the following do some scientists suggest the use of cirrus cloud thinning technique and the injection of sulphate aerosol into stratosphere?

In a given year in India, official poverty lines are higher in some States than in others because

Consider the following pairs — Famous place : River 1. Pandharpur : Chandrabhaga 2. Tiruchirappalli : Cauvery 3. Hampi : Malaprabha Which of the pairs given above are correctly matched?

Consider the following statements: 1. Asiatic lion is naturally found in India only. 2. Double-humped camel is naturally found in India only. 3. One-horned rhinoceros is naturally found in India only. Which of the statements given above is/are correct?

Which one of the following groups of plants was domesticated in the "New World" and introduced into the "Old World"?

On 21st June, the Sun

Atal Innovation Mission is set up under the

Which one of the following National Parks lies completely in the temperate alpine zone?

Who among the following Mughal Emperors shifted emphasis from illustrated manuscripts to album and individual portrait?