DPM Review- Ecosystems Part 1

What is the name for all the animals of the same species living in an ecosystem?

• Population
• Community

Tags

CCSS.RI.3.5

CCSS.RI.4.5

CCSS.RI.5.5

CCSS.RI.6.5

CCSS.RI.7.5

An animal that hunts other animals for food is called a ___________________.

• Hunter

• Predator

• Prey

• Organism

__________ make their own food. 

• Producers
• Consumers
• Carnivores
• Herbivores

________ get there energy from eating other organisms. 

• Producers
• Consumers
• Carnivores
• Herbivores

An animal called a divo lives on an island. This island is the perfect ecosystem for the divo because it has its only food, tree ants. One winter it got very cold and all the tree ants died. What will happen to the divos?

• their fur grew longer and thicker
• they dug holes and lived underground
• they died
• they switched to eating seeds

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which saltwater ecosystem covers much of the earth's surface?

• ocean

• desert

• forest

• river

Which ecosystem has mostly grass?

• grassland

• desert

• forest

• Tundra

Biologists observe and record  the deer population.  They notice that the population is four times the larger than the habitat can support.  Which is least likely to occur from the overpopulation of deer?

• The grass population in the deer's habitat will begin to decrease.
• The deer population will be stronger and healthier.
• The area's water source will be reduced or depleted.
• The deer will spread disease to other animals and humans.

The Texas Kangaroo Rat, native to north-central Texas, makes its home in mesquite bushes.  If the mesquite bushes are cleared for human homes , which of the following is the most probable result?

• The rat population will rise (increase).
• The rat population will decline (decrease).
• The rat population will stay the same.
• The rat population will double.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

An animal that is hunted and eaten for food is a 

• predator
• prey
• population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4