Doubtly
@Doubtly · Joined Feb 2021
- Answers
- 3,792
- Questions
- 4,033
- Upvotes received
- 424
- (a) Amazon River basin Amazon collects its headwaters from the eastern slopes of Andes Mountains in Peru. It receives a huge discharge, about 2 lakh m3/s . As a re... 1
- (e) Which are the major water divides of India giving examples. A mountain or an upland which separates two drainage basins is known as a Water Divide. The major Water Divides of India are : Satpuda range... 1
- (d) What could be the reasons behind the formation Pantanal is one of the largest wetlands in the world, lying in the south west part of the highland areas. It is a region of swamps and marsh... 1
- (c) Explain the characteristics of the North Indian Plains. (i) This division lies between Himalayan Mountains in the north and the Peninsula in the south. (ii) Similarly, it extends from Rajasthan an... 1
- (b) What measures are being taken to control pollution in the rivers of India? Rivers in India are getting polluted due to the sewage and effluents being added to it and thus affecting its quality. Following measures ar... 1
- (a) Differentiate between the physiography of Brazil and India. Differentiate between the physiography of Brazil and India. 2
- Q1 Complete the sentences by choosing the right option (a) Brazil is covered mainly by …………. Highlighted are correct answer (a) Brazil is covered mainly by …………. . (i) Highlands. (ii) Plains. (iii) Mountainous region. (iv) Dissected... 2
- Q 3. Select the correct option (a) India’s southernmost point is known as : Q 3. Select the correct option (a) India’s southernmost point is known as : (1) Lakshadweep (2) Kanyakumari (3) Indira Point (4) Port Blair... 1
- c) Describe the latitudinal and longitudinal extent of India and Brazil. (i) The extent of the mainland India is 8°4’N to 37°6’N latitudes and between 68°7’E to 97°25’E longitudes. (ii) Indira Point is the souther... 1
- b) How are Brazil and India different from each other in terms of location? (i) India is located in the northern and eastern hemispheres of the Earth. It is located in the southern part of the Asian continent. ii) Th... 2
- a) What problems did Brazil and India face after independence? Q2 There were many common problems that Brazil and India faced after independence. Some of them are: management – The resources of both the cou... 1
- Q 1) Are the sentences right or wrong. ? Rewrite the wrong ones (a) Brazil is mainly located in the Southern Hemisphere. Answer: Right (b) Tropic of Capricorn passes through the middle of India. Answer: W... 1
- Crystals can be classified into _______ basic crystal units. (A) 3 (B) 7 (C) 14 (D) 4 B) 7 is the correct option Crystals can be classified into 7 basic crystal units. 1
- Which of the following is a crystalline solid? (A) Glass (B) Rubber (C) Plastic (D) Sugar Correct option is D Sugar Sugar is a crystalline solid while glass, rubber and plastic are amorphous solids. 1
- Amorphous solids are _______. (A) true solid substances (B) substances with ordered (c)super cooled liquids is correct option : Amorphous solids are super cooled liquids 1
- Amorphous substances have _______. (i) definite heat of fusion (ii) only short range Answer: (D) (ii) and (iv) are correct In an amorphous solid (glass, rubber, plastics) the particles are arranged in a regular way only over... 1
- Amorphous solids _______. (A) possess sharp melting points (C) is the correct option Amorphous solids do not undergo clean cleavage when cut with knife 1
- A solid having irregular shape is called _______ solid (A) amorphous is correct answer: A solid having irregular shape is called amorphous solid 1