Organisms and Environment STAAR

A partial food web is shown. Which organisms in this food web eat only producers?

• Fruit bats and bandicoots only

• Insects and fruit bats only

• Rufous owls, bandicoots, and pythons only

• Insects only

Tags

NGSS.MS-LS2-3

A partial rainforest food web is shown. Which organisms in this food web eat only consumers?

• Spider monkey and butterfly only

• Spider, poison dart frog, and butterfly only

• Jaguar, carcara, spider and poison dart frog only

• Poison dart frog and jaguar only

The diets of some forest animals are described in the table. Which of the following food chains is in the correct order?

• Leaves > deer > owl

• Raccoons > slug > berries

• Owl > opossum > Raccoon

• Leaves > caterpillar > opossum > owl

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

The table describes the energy sources for four unidentified organisms. Which statement correctly identifies the roles of the organisms?

• Organisms 1 & 3 are consumers

• Organisms 3 & 4 are producers

• Organisms 1 & 2 are decomposers

• Organisms 2 & 3 are producers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

The table describes the energy sources for four unknown organisms. Which table correctly identifies the roles of the organisms?

• 
• 
• 

Tags

NGSS.MS-LS2-3

A partial forest food web is shown. Which organism in this food web eat only consumers?

• Squirrels, turkeys, and caterpillars only

• Squirrels, turkeys, caterpillars, and skunks only

• Hawks, bobcats, and owls only

• Bobcats only

The diets of some forest animals are described in the table. How many types of animals in this food web obtain energy directly from at least one producer?

• One

• Two

• Three

• Four

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-3

A partial food web of organisms who live in and around the Amazon River is shown. Which change would most likely occur if all the producers in this ecosystem were removed?

• The populations of consumers would increase

• The producers would move to a new location

• The populations of consumers would decrease

• Pacus would become producers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following best describes the role of producers in an ecosystem?

• They decompose organic matter.

• They consume other organisms for energy.

• They convert solar energy into chemical energy through photosynthesis.

• They compete with other organisms for resources.

Tags

NGSS.MS-LS1-6

What is the primary function of the roots in most plants?

• To perform photosynthesis

• To absorb water and nutrients from the soil

• To produce flowers and seeds

• To protect the plant from herbivores

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3