1. Consider the following statements about the Savanna grasslands region of Africa: 1. The trees in this region are usually of great heights and are widespread. 2. It is also known as big game country. 3. The Masai tribes reside in this region. Which of the statements given above is/are correct? (a) 1 only (b) 2 and 3 only (c) 2 only (d) 1, 2 and 3 2. “Ecosystems are capable of maintaining their state of equilibrium. They can regulate their own species structure and functional processes.” This capacity of ecosystem of self-regulation is known as (a) Assimilation. (b) Homeostasis. (c) Natural Selection. (d) Nutrient cycling. 3. With reference to Estauries, consider the following statements: 1. It is an area of fine deposits where the rivers divide and joins the sea. 2. It constitutes a variety of fauna including worms, oysters, crabs and waterfowl. 3. It is a region which has low tides. Which of the statements given above is/are correct? (a) 2 only (b) 1 and 2 only (c) 3 only (d) 2 and ...
1. The International Date Line is an imaginary Line on the 180th meridian in the Pacific Ocean that goes through the strait, which is between Alaska and Russia and which is half way around the world from Greenwich, England. The Strait is called as a) Malacca Strait b) Strait of Florida c) Bering Strait d) trait of Gibraltar 2. Consider the following statements about Solstice: 1. In summer solstice (21 June), the northern hemisphere will have the longest day and shortest night. 2. In winter solstice (22 December), the southern hemisphere will have the longest night and shortest day. Which of the above statements is/are correct? a) 1 only b) 2 only c) Both 1 and 2 d) None of the above 3. “ It affects the speed of the wind .It is greatest at surfaced and its influence generally extends up to elevation of 1-3 km, Over the sea surface it is minimal. “The above line describes which of the following type of force. a) Pressure Gradient Force. b) Coriolis Force c) Frictional force. d) Gravit...