AP 9th Class Question Paper 2021-22 FA1 Social Studies

FORMATIVE ASSESSMENT - I (2021-22) SOCIAL STUDIES Class : IX (Max. Marks : 20) Time : 60mins I. Choose the correct answers 5x1=5 1. The time that takes for one revolution around the sun is [ C ] a) 24 hours b) 24 days c) 1 year d) 1 month 2. Chairman of Indian constitution drafting committee was [ B ] a) Dr. Babu Rajendra Prasad b) Dr. B.R Ambedkar c) Jawhar Lal Nehru d) Mahatma Gandhi 3. Supreme court of India is in which city? [ D ] a) Hyderabad b) Mumbai c) Allahabad d) New Delhi 4. The time difference between IST and GMT is [ B ] a) 4.30 h b) 5.30 h c) 6.30 h d) 7.00 h 5. 23½ degrees North latitude called as [ A ] a) Tropic of cancer b) Tropic of Capricorn c) Arctic circle d) Antarctic circle II. Fill in the blanks. 5x1=5 1. Continental drift theory proposed by Alfred Wagener 2. Expand F.I.R. First Information Report 3. Brahma Samaj was founded by Raja Rammohan Roy 4. When it is 12 noon in Greenwich (0°), what is the local time at Mumbai (730 East longitude) 4:52 PM 5. The crust forms only 1 % of the volume of the earth. III. Answer the following questions in two or three sentences 3x2=6 1. Prepare a table with the information related interior layers of the Earth. Layer Depth Material Crust 30 – 100 kms various kinds of rocks Mantle 100 – 2900 kms silicates Inner layer 2900 – 5100 kms Nickel and Iron Outer layer 5100 – 6376 kms Iron and gold

(I mark of first column, 1 mark any another column (Depth, material, state etc) 2. What is a grid and how does it help us? Answer: 1. On a globe, a network of latitudes and longitudes is drawn. This is called the Grid. 2. With the help of the grid, we can locate places, and learn much about them- how hot or cold it would be there, in which direction should we go to reach it, and what time it would be there at any moment. (1 mark for definition; 1 mark for any two uses) 3. What do you know about continental drift theory? Answer:- 1. Continental drift theory was introduced by Alfred Wagener. 2. It explains partially about the present arrangement of continents and ocean basins. 3. 220 million years ago all the continents had joined together and formed a massive super continent, Pangaea 4.Present continents originated from Pangaea and they started drifting from Mesozoic era and reached its present position. IV. Answer the following question in three or four sentences 1X 4= 4 1. Write the differences and similarities between latitudes and longitudes? LATITUDES LONGITUDES 1. The horizontal circles that go 1. The semi circles connecting the around the earth are called North Pole to South Pole are called latitudes. longitudes. 2. Latitudes are useful to know 2. Longitudes are useful to know the the temperature. time. 3. Latitudes are parallel to each 3. Longitudes are not parallel to each other other. They join at the poles. 4. The latitudes are not equal in 4. All the longitudes are equal in length. The longest latitude is the length. 0 degree longitude is called equator. the prime meridian. (1 mark for 1 point. Consider any other related points)