Changes in Surroundings and Their Effect — Important Questions
Telangana Board · Class 10 · Environmental Education
45 important questions from Changes in Surroundings and Their Effect for Telangana Board Class 10 Environmental Education, with answers.
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Important Questions from Changes in Surroundings and Their Effect
Which of the following are examples of physical changes in surroundings mentioned in the chapter?
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Construction of houses and buildings, Widening of roads, Filling of ponds, Reduction in agricultural land, Felling of trees
All these are physical changes in surroundings caused by human activities. Weather pattern changes are natural phenomena, not physical alterations to the landscape.
Modern technology has replaced many older technologies, but it is more environmentally friendly than old methods.
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False
According to the chapter, modern technology like TV, mobile phones, and cement roads are less environmentally friendly than their older counterparts and can have negative effects on health.
Which of the following health effects are mentioned as results of modern technology?
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Radiation from computers, Radiation from cell phones, Radiation from cell towers
The chapter specifically mentions radiation effects from computers, cell phones, and cell towers. Noise pollution is not mentioned in this context.
The Sardar Sarovar Dam project will require relocation of how many people?
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Over 1,00,000 people
According to the case study, over 1,00,000 people will need to be relocated due to the Sardar Sarovar Dam project. The Narmada Sagar Dam will affect 1,70,000 people.
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