McCoy HR - Interdependence in an Ecosystem

Which of these living organisms is interacting with another living organism in the environment?

• A mole digs a tunnel in a forest meadow.

• A hummingbird drinks nectar from a flower.

• An white hare burrows in the snow for camouflage.

Tags

NGSS.MS-LS2-2

Plants interact with living and nonliving components in their environment. Which is an interaction with a nonliving element?

• Sandy soil holding the roots of the plants

• Humans breathing oxygen released by plants

• Bees gathering pollen from flowers of plants

The zebra and giraffe shown here are eating from the same tree. What is a good way to describe the relationship between the zebra and the giraffe?

• One is a predator and the other is a prey

• They are competitors for the tree

• They are carnivores

• One depends on the other

What non-living factor is the most important for an ecosystem to work?

• Rock

• Sun

• Plants

• Animals

Tags

NGSS.MS-LS2-3

Which example shows a relationship between a living thing and a non-living thing?

• An insect is food for a frog.

• Water carries a rock downstream.

• A tree gets nutrients from the soil.

• A flower makes food for a butterfly.

The African clawed frog has moist skin and is found in murky ponds and other wet environments. When the dry season starts, the frog burrows into the mud to remain moist. It stays in the burrow without eating or moving until rainfall returns. How does the African clawed frog use factors in its environment to survive?

• Basking on rocks in the sunlight.

• Creating burrows that help fish in water.

• Burrowing in mud when it is dry.

Which fact below is an example of the fiddler crab changing its environment to meet its need?

• It moves sideways.
• It digs burrows in the ground to hide.
• It sheds its shells as it grows.
• All of the above.

Tags

NGSS.MS-LS2-4

Place where an organism lives and that provides the types of food, shelter, moisture, and temperature needed for survival.

• Niche

• Community

• Habitat

• Ecosystem

The specific role or job of an organism in its community is its _____________________.

• home

• niche

• shelter

Different species, living in the same area

• Organism

• Population

• Community

• Ecosystem

Tags

NGSS.MS-LS2-5