Study

Interactions between Organisms

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  • What type of interaction is this?
    Parasitism
  • In a food chain, energy flows from ______ to ______.
    Producers to consumers
  • A food web is made up of many ______.
    Food chains
  • In a food web, what do arrows represent?
    The flow of energy or "who eats whom." or is eaten by.
  • What do primary consumers eat?
    Producers (plants)
  • A bee pollinates a flower while collecting nectar. Both benefit. What is this interaction?
    Symbiosis: Mutualism
  • A ______ eats plants, while a predator eats other animals.
    Herbivore
  • Two plants grow close together and compete for sunlight. What type of interaction is this?
    Competition
  • Two lions fight over the same gazelle to eat. What type of interaction is this?
    Competition
  • (True/False) In a food web, an organism can belong to more than one food chain.
    True
  • Competition occurs when two organisms fight over the same ______.
    Resource
  • What type of interaction is this?
    Symbiosis: Commensalism
  • (True/False) Predator-prey relationships only occur on land.
    False
  • A wolf hunts and eats a rabbit. What type of interaction is this?
    Predator-Prey
  • A bird builds its nest on a tree branch. The bird benefits, but the tree is unaffected. What is this interaction?
    Symbiosis: Commensalism
  • A fox eats a rabbit, and the rabbit eats grass. What is the fox in this food chain?
    Secondary consumer (carnivore)
  • What is the primary consumer in this food chain?
    Rabbit
  • (True/False) In mutualism, both organisms benefit from the interaction.
    True
  • What type of interaction is this?
    Competition
  • What type of interaction is this?
    Mutualism
  • In a food chain, which type of organism is always at the base?
    Producers
  • In a predator-prey relationship, the ______ hunts and eats the ______.
    Predator, prey
  • If plants disappeared, what would happen to the energy pyramid?
    The entire pyramid would collapse.
  • What type of interaction is this?
    Predator-Prey
  • In parasitism, the parasite benefits, and the ______ is harmed.
    Host
  • (True/False) Symbiosis always benefits both organisms involved.
    False
  • Why is the sun so important in a food web?
    It provides energy for producers to make food.
  • (True/False) A parasite benefits by harming its host.
    True
  • In mutualism, ______ organisms benefit from the relationship
    Both
  • (True/False) In predation, only the prey benefits.
    False