Ecosystem
Quiz by Dhirendra Kumar
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21 questions
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- Q1What is an ecosystem?where organisms livethe study of how organisms interact with others and their environmentwhat organisms consume30s
- Q2Animals and plants within an ecosystem depend on each other for their survival. If conditions change, the animals and plants have to adaptfalsetrue30s
- Q3Sometime ecosystems change because of a climate change or a natural disaster. Sometimes, ecosystems are destroyed by humans.falsetrue30s
- Q4what does a herbivore eatplantsmeats and plantsmeat30s
- Q5A food web is more realistic than a food chain for showing the feeding relationships in ecosystems becauseFood chains use only a small sampling of organisms.Producers are usually eaten by many different consumers and most consumers are eaten by more than one predator.It compares the number of consumers to the number of micro-organisms in an ecosystem.A food web explains why there are more producers than consumers.30s
- Q6What do the arrows represent?OffpringPhotosynthesisWater evaporatingEnergy being transfered30s
- Q7What animal(s) competes with Hawks for mice?RabbitsBoth snakes and foxesSnakesFoxes30s
- Q8Which diagram shows how energy flows through a food chain?Sun producers herbivores carnivoresProducers carnivores herbivoreCarnivores producers herbivoresSun herbivores carnivores producers30s
- Q9Temperature, light, air, water, soil, and climate are all __________ parts of the environment.LivingBioticBorealAbiotic30s
- Q10An organism that creates its own food is called a __________________scavengerdecomposerconsumerproducer30s
- Q11A consumer isAn organism that does not need food to surviveAn organism that cannot produce its own foodAn abiotic organismAn organism that produces its own food30s
- Q12A species of plant or animal that is facing imminent extinction or extirpation is said to beEndangeredThreatenedExtinctExtirpated30s
- Q13Which of the following is NOT an abiotic factor?Light intensityHumidityDecomposerWind30s
- Q14Which of the following choices represents two consumers?mushroom and frogturtle and flowergrass and grasshopperrabbit and dog30s
- Q15Which of the following statements best describes a decomposer?they are abiotic and they eat both plants and animalsthey are abiotic and they only eat producers they are bioticthey consume other biotic things for energythey are biotic and they break down dead materia30s
