10th
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- Explain the difference Conventional and Non-conventional Sources of energy. Conventional sources are the traditional, mostly non-renewable sources used on a large scale (coal, petroleum, natural gas); non-conventiona... 1
- Solve the following crossword puzzle. a. Maximum energy generation Answers: a. Thermal (coal); b. Solar (or wind); c. Green; d. Kinetic; e. Potential a. Most of India's electricity is generated in thermal po... 1
- Which type/types of power generation involve maximum number of steps of energy conversion? In which power generation is the number minimum? Maximum steps: thermal (coal), nuclear and solar thermal power plants. Minimum steps: solar photovoltaic cells. Follow the chain of energy c... 1
- Other than thermal power plant, which power plants use thermal energy for power generation? In what different ways is the thermal energy obtained? Nuclear power plants and solar power plants, used thermal energy for power generation other than thermal power plants. Different ways of gen... 1
- Remake the table taking into account relation between entries in three columns. Solution :: I II III Coal Thermal Energy Thermal plant Uranium Nuclear Energy Nuclear power plant Water Reservoir Potential energy Hydro ele... 1
- Which fuel is used in thermal power plant? What are the problems associated with this type of power generation? Coal is used as a fuel in thermal power plant. Coal contains Chemical energy. Upon burning coal releases heat energy. This heat energy is us... 1
- Flora and Founa of India and Brazil Flora and fauna in brazil and india 3
- Write notes on Importance of Standard Time Standard time is important because it gives one uniform time for the whole country, avoiding the confusion that would arise if every place u... 1
- Write notes on Correlation between physiographic and internal waterways The physiography (relief) of a region decides whether its rivers can be used as internal waterways: rivers in plains are navigable, while ri... 1
- Write notes on Air transport in India Air transport in India is the fastest means of transport and is important for connecting distant places, difficult regions and other countri... 1
- Write notes on. (a) Modern means of communication Modern means of communication use electronic and satellite technology to send messages instantly across the world. Telephone and mobile phon... 1
- Differentiate between IST and BRT IST is India's standard time based on 82°30′ E and is 5 hours 30 minutes ahead of GMT; BRT (Brasília Time) is Brazil's official standard tim... 1
- Differentiate between Communication in Brazil and India
- Differentiate between. (a) Water transport in the Amazon and the Ganga river. The Amazon is navigable over a very long distance and is the main means of transport in its sparsely populated, forested basin, while the Ga... 1
- We rely on the sea route for international trade. We rely on sea routes for international trade because they are the cheapest way to carry large quantities of heavy and bulky goods over long... 1
- Development of transport is important for country's progress. Transport modes help is the movement of humans, animals and goods from one location to another. Transport enables social, economic and cultu... 1
- A dense network of railways has developed in the north Indian plains. The North Indian Plains are flat plain lands with a dense population. Due to agricultural development, many agro- based industries have deve... 1
- The waterways are not developed in Brazil. Most of the rivers in Brazil flow with high speed. The amount of discharge of many rivers is very huge. In Brazil, rigid topography is found... 1
- Eco-tourism is being developed more in Brazil Eco-tourism means responsible travel to natural areas without causing damage to the environment. Brazil has the largest number of vegetation... 1
- 4. Match the columns. ‘A’ Group ‘B’ Group (a) Trans-Amazonian (i) Tourist Place Highway (b) Road Transport (ii) Railway Station in India Answer: 1 – d 2 – c 3 – a 4 – b 2
- A plane leaves Brasilia at 11am on 31 December. The plane crosses 0° Meridian and reaches Vladivostok
- Which means of communication has expedited the field of communications? The development of technology has accelerated the communication process in the world. Internet and satellites are the harbingers of today’s... 1
- What are the difficulties in the develop ment of the railway system in Brazil's internal areas? The densely forested lands of Amazon River Basin and the swampy lands have limited the development of railways in Brazil. Large pockets of B... 1
- Which factors attract more tourists in Brazil? The factors which attract more tourists in Brazil are: Clean, white sand beaches Attractive seacoasts Beautiful islands Beautiful orchards D... 1