the living world

    Cards (49)

    • What is the definition of abiotic factors in an ecosystem?
      Abiotic factors are the non-living elements of an ecosystem, such as climate, soil, and water.
    • What are biotic factors in an ecosystem?
      Biotic factors are the organisms found in an ecosystem, including plants, insects, and animals.
    • What is a producer in an ecosystem?
      A producer is an organism that produces its own food, usually through photosynthesis.
    • What is a consumer in an ecosystem?
      A consumer is an organism that consumes other organisms to obtain energy.
    • What is the role of a decomposer in an ecosystem?
      A decomposer is an organism that breaks down dead plants and animals.
    • What does a food chain represent in an ecosystem?
      A food chain represents the flow of energy from producers to tertiary consumers.
    • What is a food web?
      A food web is a diagram showing multiple food chains and how they overlap in an ecosystem.
    • What is a nutrient cycle?
      A nutrient cycle is the transfer of nutrients through an ecosystem.
    • What is an ecosystem?
      An ecosystem is a community of plants and animals sharing an environment with non-living things.
    • What are the key terms related to ecosystems and their components?
      • Abiotic: Non-living elements (climate, soil, water)
      • Biotic: Living organisms (plants, insects, animals)
      • Producer: Organisms that produce their own food
      • Consumer: Organisms that consume others for energy
      • Decomposer: Organisms that break down dead matter
      • Food chain: Flow of energy from producer to tertiary consumer
      • Food web: Diagram of overlapping food chains
      • Nutrient cycle: Transfer of nutrients in an ecosystem
    • What is deforestation?
      Deforestation is the chopping down and removal of trees.
    • What is ecotourism?
      Ecotourism is responsible travel to natural areas that conserves the environment and benefits locals.
    • What is the impact of climate change on local environments?
      Climate change causes local environments to become hotter and drier.
    • What are the characteristics of soil in rainforests?
      Soil in rainforests is not very fertile, with nutrients concentrated in the topsoil and quickly absorbed.
    • What adaptations do rainforest plants have to reach sunlight?
      Emergents and lianas grow to reach the sunlight in rainforests.
    • How do buttress roots benefit rainforest trees?
      Buttress roots anchor the trees in the shallow soil of rainforests.
    • What is the significance of thick, waxy leaves in rainforest plants?
      Thick, waxy leaves with drip tips help channel water in rainforest plants.
    • What is the average temperature in the Thar Desert?
      The average temperature in the Thar Desert is 27°C.
    • What are the main causes of desertification?
      Main causes of desertification include over-cultivation, soil erosion, and overgrazing.
    • What is the Great Green Wall initiative?
      The Great Green Wall is a plan to plant trees in the Sahel to reduce desertification.
    • What is the role of bunds in soil management?
      Bunds are low rock walls designed to disrupt surface flow and reduce soil erosion.
    • What are the benefits of ecotourism in desert areas?
      Ecotourism in desert areas conserves the environment and benefits local communities.
    • What is the significance of renewable energy in the Thar Desert?
      Renewable energy in the Thar Desert, such as wind and solar, provides sustainable power sources.
    • What are the characteristics of hot deserts?
      • High average temperatures
      • Very low precipitation
      • Low biodiversity
      • Adaptations of plants and animals to arid conditions
    • What are the impacts of deforestation on ecosystems?
      • Loss of biodiversity
      • Disruption of nutrient cycles
      • Increased soil erosion
      • Reduction in carbon sinks
    • What are the strategies for sustainable management of ecosystems?
      • International hardwood agreements
      • Debt reduction for conservation
      • Selective logging and replanting
      • Ecotourism for conservation and education
    • What is the definition of biodiversity?
      Biodiversity is the variety of life in the world or a particular habitat.
    • What is the role of traditional tribes in rainforest ecosystems?
      Traditional tribes live sustainably and exploit resources for economic gain.
    • How does climate change affect biodiversity?
      Climate change can lead to a reduction in biodiversity due to habitat loss and changing conditions.
    • What are the characteristics of soil in hot deserts?
      Soil in hot deserts is sandy or stony, dry, and has very little organic matter.
    • What adaptations do camels have for desert survival?
      Camels have humps that store fat and broad, flat feet to protect against hot sand.
    • What is the significance of appropriate technology in desert areas?
      Appropriate technology is suited to the needs, skills, knowledge, and wealth of local people.
    • What is the impact of overgrazing on soil?
      Overgrazing leads to bare soil as vegetation is removed, making it vulnerable to erosion.
    • How does population growth contribute to desertification?
      Population growth increases the demand for food, leading to vegetation destruction and soil erosion.
    • What are the effects of soil erosion in desert areas?
      Soil erosion reduces fertility and exposes infertile sub-soil.
    • What is the role of tourism in the Thar Desert?
      Tourism in the Thar Desert includes ecotourism and desert safaris, benefiting the local economy.
    • What are the challenges faced by the Thar Desert due to its climate?
      The Thar Desert faces challenges such as high temperatures leading to rapid evaporation and water shortages.
    • What is the significance of irrigation in the Thar Desert?
      Irrigation applies controlled amounts of water to crops, essential for farming in arid conditions.
    • What are the characteristics of the Thar Desert's population density?
      The Thar Desert has the highest population density of any desert in the world.
    • What is the impact of mineral extraction in the Thar Desert?
      Mineral extraction in the Thar Desert includes mining for limestone, marble, and oil, impacting the environment.
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