How many of the above-mentioned countries share a land border with Ukraine?
Consider the following countries: 1. Bulgaria 2. Czech Republic 3. Hungary 4. Latvia 5. Lithuania 6. Romania How many of the above-mentioned countries share a land border with Ukraine? (a) Only two (b) Only three (c) Only four (d) Only five Answer: A The correct answer is (a). Only two of the countries listed share […]
With reference to the Earth’s atmosphere, which one of the following statements is correct?
With reference to the Earth’s atmosphere, which one of the following statements is correct? (a) The total amount of insolation received at the equator is roughly about 10 times of that received at the poles. (b) Infrared rays constitute roughly two-thirds of insolation. (c) Infrared waves are largely absorbed by water vapour that is concentrated […]
Which one of the following is correct in respect of the above statements?
Consider the following statements: Statement-I: The soil in tropical rain forests is rich in nutrients. Statement-II: The high temperature and moisture of tropical rain forests cause dead organic matter in the soil to decompose quickly. Which one of the following is correct in respect of the above statements? (a) Both Statement-I and Statement-II are correct […]
Which one of the following is correct in respect of the above statements?
Consider the following statements : Statement-I : The temperature contrast between continents and oceans is greater during summer than in winter. Statement-II : The specific heat of water is more than that of land surface. Which one of the following is correct in respect of the above statements? (a) Both Statement-I and Statement-II are correct […]
Microsatellite DNA is used in the case of which one of the following?
Microsatellite DNA’ is used in the case of which one of the following? (a) Studying the evolutionary relationships among various species of fauna (b) Stimulating ‘stem cells’ to transform into diverse functional tissues (c) Promoting clonal propagation of horticultural plants (d) Assessing the efficacy of drugs by conducting series of drug trials in a population […]
Consider the following statements: Which of the statements given above is/are correct?
Consider the following statements: 1. In a seismograph, P waves are recorded earlier than S waves. 2. In P waves, the individual particles vibrate to and fro in the direction of wave propagation whereas in S waves, the particles vibrate up and down at right angles to the direction of wave propagation Which of the […]
With reference to coal-based thermal power plants in India, consider the following statements
With reference to coal-based thermal power plants in India, consider the following statements : 1. None of them uses seawater. 2. None of them is set up in water-stressed district. 3. None of them is privately owned. How many of the above statements are correct? (a) Only one (b) Only two (c) All three (d) […]
Wolbachia method’ is sometimes talked about with reference to which one of the following?
Wolbachia method’ is sometimes talked about with reference to which one of the following? (a) Controlling the viral diseases spread by mosquitoes (b) Converting crop residues into packing material (c) Producing biodegradable plastics (d) Producing biochar from thermo- chemical conversion of biomass Answer: A The correct answer is (a). Wolbachia is a bacterium that can […]
How many of the above activities are often considered and discussed for carbon capture and sequestration?
Consider the following activities: 1. Spreading finely ground basalt rock on farmlands extensively 2. Increasing the alkalinity of oceans by adding lime 3. Capturing carbon dioxide released by various industries and pumping it into abandoned subterranean mines in the form of carbonated waters How many of the above activities are often considered and discussed for […]
Aerial metagenomics best refers to which one of the following situations?
‘Aerial metagenomics’ best refers to which one of the following situations? (a) Collecting DNA samples from air in a habitat at one go (b) Understanding the genetic makeup of avian species of a habitat (c) Using air-borne devices to collect blood animals samples from moving (d) Sending drones to inaccessible areas to collect plant and […]