Unit 1 Ecology Exam

Identify the symbiotic relationship:

A cuckoo bird lays eggs in a warbler’s nest. The cuckoo’s young HARM the warbler’s young.

• commensalism

• predation

• parasitism

• mutualism

Identify the symbiotic relationship:

Remoras attach themselves to a shark’s body. They then travel with the shark and feed on the leftover food scraps from the shark’s meals, the shark is unaffected.

• commensalism

• predation

• parasitism

• mutualism

The nitrogen gas in the atmosphere is transferred to the soil through...

• rain

• nitrogen-fixing bacteria

• plants

• air

Tags

NGSS.MS-LS2-3

Nitrogen-fixing bacteria make nitrogen available to the...

• rain

• nitrogen-fixing bacteria

• plants

• air

Tags

NGSS.MS-LS2-3

What gas do plants release during photosynthesis?

• oxygen

• carbon dioxide

• nitrogen

• helium

Tags

NGSS.MS-LS1-6

What gas do plants take in for photosynthesis?

• oxygen

• carbon dioxide

• nitrogen

• helium

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

The conversion between oxygen and carbon dioxide is known as...

• photosynthesis

• gas exchange

• carbon cycle

Tags

NGSS.MS-LS1-6

kelp and algae are both...

• producers

• primary consumers

• carnivores

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Plastic in the ocean would harm the marine food web, which would _________ biodiversity.

• increase

• decrease

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Coral reef restoration would help the marine food web, which would _________ biodiversity.

• increase

• decrease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

NGSS.MS-LS2-5