Vocabulary
Food Web Relationships
Roles in an Ecosystem
Open Response
100
What is an organism that uses the Sun during photosynthesis?
Producer
100
Energy moves directly from the kangaroo to ______.
the dingo.
100
Because the purple sea star is a keystone species, we can expect _______________________.
the tide pool system to collapse.
200
What is an animal that is hunted by a predator called?
prey
200
What is the relationship between animals' food and the Sun?
The energy in animals' food was once energy from the Sun.
200
Which organisms in the food web are producers?
Grasses and Seeds
200
The larger mussel population will affect limpets and barnacles by _________________________.
crowding them out.
300
What do we call the variety of life in an ecosystem?
biodiversity
300
Which organisms in this food web have a predator-prey relationship?
Dingo and Goanna
Goanna and Bush rat
Dingo and Kangaroo
Wedge-tailed eagle and Goanna
Wedge-tailed eagle and Bush rat
Dingo and Bush rat
300
Which role is this food web missing?
Decomposers
300
Bonus!!!!!
300 Free points
400
What is an essential organism in an ecosystem that is necessary for maintaining balance?
keystone species
400
Describe the relationship between an herbivore and a producer.
A herbivore obtains energy from a producer for body repair, growth, motion, and to maintain body warmth.
400
Bonus!!!!
400 Free Points
400
If three-fourths of the purple sea star population die off due to disease, the population of mussels will increase because___________________________.
they have fewer predators.
500
What is an animal that hunts other animals for food?
predator
500
What is the relationship between a keystone species and its ecosystem?
A keystone species is essential to maintain balance and biodiversity in its ecosystem.
500
C.
500
Bonus!!!!
200 points for EACH team!