The consequences of the deforestation are
a. Disturbing hydrologic cycle b. Causes soil erosion c. May lead to desertification in extreme cases d. Enhanced carbon dioxide concentration in atmosphere

Assertion : Deforestation increases carbon dioxide concentration in the atmosphere. Reason : Deforestation may lead to desertification.

Assertion : Deforestation increases carbon dioxide concentration in the atmosphere. Reason : Deforestation may lead to desertification.

Assertion : Deforestation increases carbon dioxide concentration in the atmosphere. Reason : Deforestation may lead to desertification.

Read the following statements and find out the incorrect statement. (A) Carbon constitutes 49 per cent of dry weight of organisms and is next to water. (B) Of the total quantity of global carbon, 71 per cent caron is found dissolved in ocean. (C) Atmosphere contains about ten per cent of total global carbon . (D) The oceanic reservior regulates the amount of carbon dioxide in the atmosphere.

Rearrange the following six sentences A, B, C, D, E and F in the proper sequence to form a meaningful paragraph, then answer the questions given below them. A. Building of these structures requires a lot of fuel to be burnt which emits a large amount of carbon dioxide in the atmosphere. B. The major source of carbon dioxide is power plants. C. Another twenty per cent of carbon dioxide emitted in the atmosphere comes from burning of gasoline in the engines of vehicles. D. Buildings, both commercial and residential represent a larger source of global warming pollution than the said cars and trucks. E. The major cause of global warming is the emission of greenhouse gases like carbon dioxide, methane, nitrous oxide, etc. into the atmosphere. F. These power plants emit large amounts of carbon dioxide produced from burning of fossil fuels for the purpose of electricity generation. Which of the following should be the SECOND sentence after rearrangement?