Ecosystems
Quiz by Cassidy Smith
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26 questions
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- Q1What is the primary source of energy in most ecosystems?ElectricitySunlightWindFire30s
- Q2What is a food chain in an ecosystem?A chain of plants growing in a straight lineA chain used to hang food for animals to eatA sequence of organisms showing who eats whomA chain animals wear to feel drippy30s
- Q3What is the role of producers in an ecosystem?Producers help recycle nutrients in the ecosystemProducers break down dead plants and animalsProducers hunt other animals for foodProducers make their own food through photosynthesis30s
- Q4What are decomposers in an ecosystem?Animals that eat only plants for nutritionOrganisms that break down dead plants and animals into nutrientsPlants that produce their own food through photosynthesisPredators that hunt other animals for food30s
- Q5The two main products of photosynthesis areSugar and oxygenCarbon dioxide and oxygenSugar and carbon dioxideWater and oxygen30s
- Q6Which process involves plants using sunlight to make food?PhotosynthesisRespirationDecompositionEvaporation30s
- Q7Which organism is responsible for breaking down dead plants and animals into nutrients in an ecosystem?HerbivoresDecomposersPredatorsProducers30s
- Q8Which term refers to the transfer of food energy from one organism to another in an ecosystem?EcosystemFood chainHabitat30s
- Q9Which type of organism is at the base of every food chain in an ecosystem?DecomposersPredatorsConsumersProducers30s
- Q10What is the term for a group of interconnected food chains in an ecosystem?HabitatEnergy pyramidFood webBiome30s
- Q11What is the term for the process by which organisms that are better adapted to their environment are more likely to survive and reproduce?HibernationGenetic mutationNatural selectionRandom selection30s
- Q12Which of the following is an example of a variation of traits in humans?All humans have the same hair colorDifferent eye colorsAll humans are the same heightAll humans have the same eye color30s
- Q13Which of the following is an example of a variation of traits in animals?Different fur colorsAll animals have the same fur colorAll animals make the same soundsAll animals have the same number of legs30s
- Q14Which adaptation helps a polar bear survive in its cold environment?Thick fur and blubberLarge earsSharp clawsLong neck30s
- Q15How do chameleons use their color-changing ability as an adaptation?To blend in with their surroundings and hide from predatorsTo communicate with other chameleonsTo fly in the skyTo breathe underwater30s