Organisms ___________ when they share a limited resource and their needs overlap.

• compete

• breed

• mutate

• decay

Tags

NGSS.MS-LS2-1

When trees grow close together in a forest, they compete for....

• Oxygen

• Sunlight

• Food

• None of the above

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

All the members of one species that live within an area of an ecosystem is a?

• population
• community
• niche

When the hare population increases, what happened to the lynx population?

• It rose. 
• It fell. 
• It stayed the same.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-4

Temperature, light, air, water, and soil are all  _____  parts of the environment

• alive
• biotic 
• abiotic
• living

Tags

NGSS.MS-LS2-3

In an ocean ecosystem, which biotic factors would effect a population of fish negatively? 

• Too cold of temperatures 
• Too many large predators 
• Too much water 
• Too many prey 

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which organism do the owl and the weasel compete for in the food web?

• Hawk
• Spider
• Grasshopper
• Shrew

Tags

NGSS.MS-LS2-2

A food web diagram is provided. Which of the following represents a predator/prey relationship illustrated by the food web diagram?

• The deer obtains energy by eating leaves from trees.
• The grass obtains energy from the Sun.
• The hawk obtains energy by eating the snake
• The rabbit obtains energy by eating the grass.

Tags

NGSS.MS-LS2-4

A desert food web is shown in the diagram. Which of the following represents a producer/consumer relationship that is illustrated in the diagram?

• Fire ants get energy from plants.  
• Hawks get energy from kangaroo rats.
• Rattlesnakes get energy from spiny lizards.
• Scorpions get energy from fire ants.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

A producer is.....

• Something that only eats plants
• Something that only gets energy from the sun
• something that gets energy from consuming organic material
• something that eats other animals

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3