Conservation of Plants and Animals — Class 8 Science MCQs

Quick Revision : Conservation of Plants and Animals

• Deforestation: Clearing of forests for agriculture, housing, industries, etc.
• Consequences: Increased CO2, global warming, reduced rainfall, floods, droughts, soil erosion, desertification.
• Biodiversity: Variety of plants, animals and microorganisms in an area.
• Biosphere Reserve: Large protected area for conservation of biodiversity and culture.
• Flora and Fauna: Plants and animals of a particular area.
• Endemic Species: Species found only in a particular area and nowhere else.
• Wildlife Sanctuary: Protected area where animals are protected from disturbance.
• National Park: Large diverse area preserving flora, fauna, landscape and historic objects.
• Endangered Species: Animals whose numbers are diminishing to extinction level.
• Red Data Book: Source book with records of all endangered animals and plants.
• Migration: Seasonal movement of animals to faraway areas for breeding or better climate.
• Reforestation: Restocking destroyed forests by planting new trees.
• Paper Conservation: 17 trees make 1 tonne of paper; recycling saves trees, energy and water.
• Ecosystem: All plants, animals, microorganisms along with non-living components like climate, soil.