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5th Grade Science Unit 2

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  • Fish swim in a group, called a school, for protection.
    cooperation
    competition
  • An animal which is eaten by a predator is known as ____________.
    Prey
  • What is the definition of biosphere?
    the sum of all the ecosystems on Earth.
  • Name 2 things that can cause an animal to become extinct.
    Global warming. Deforestation. Overfishing. Excessive hunting.
  • Can species grow in their habitat when cities get larger?
    true
    false
  • A parasite depends on another living thing, called a ______________, benefiting from it, but causing it harm.
    host
  • Bees living in a hive have different roles so that every insect has enough food.
    competition
    cooperation
  • Trees in the rainforest grow faster and taller to get more sunlight.
    Cooperation
    Competition
  • What is the definition of a Nature Reserve?
    special areas to protect wildlife and their habitats.
  • What is the definition of decomposer?
    They decompose dead organisms and convert them into nutrients.
  • Vines are parasites _____ harm other plants by growing on them.
    which
    who
    where
    when
  • Park rangers are people ______ work in national parks.
    where
    which
    who
    when
  • remusnoc
    consumer
  • Where is fishing and hunting NOT allowed?
    Nature reserves or national parks
  • In a food chain, _____________ eat primary consumers.
    producers
    secondary consumers
    decomposers
    tertiary consumers
  • Predation occurs ______ a larger animal captures and kills a smaller animal.
    who
    which
    where
    when
  • The rainforest has an ecosystem _____ plant species compete against each other for space and sunlight.
    who
    which
    when
    where
  • What is an example of a decomposer?
    Bacteria, fungi, etc.
  • What is the definition of Extinction?
    a species that has died out and no individuals remain alive.
  • Lions cooperate in family groups, _____ are called prides.
    where
    which
    who
    when
  • An organism which breaks down other organisms to get its energy is known as a ____________.
    Decomposer
  • What is the definition of a food web?
    several food chains that are connected.
  • In a food chain, ____________ eat plants.
    Primary consumers
    Secondary consumers
    Tertiary consumers
    Producers
  • What is the definition of Biodiversity?
    The variety of life.
  • cerrudop
    producer
  • Male deer fight to mate with a female deer.
    Cooperation
    Competition
  • In a food chain, _____________ eat secondary consumers.
    producers
    primary consumers
    decomposers
    tertiary consumers
  • What do all food chains start with?
    The SUN!
  • An animal that captures, kills and eats an animal of another species is a ___________.
    Predator
  • What is the definition of Pollution?
    contamination of water, air, etc. making it too dirty to drink or live in.
  • An animal that eats dead plants and animals that other living things kill is called a ____________.
    Scavenger
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