6th Grade Science Assessment: Ecosystems and Relationships

Which of the following is a non-living physical or chemical part of an environment?

• Nutrient cycles
• Abiotic factors
• Ecosystem services
• Biotic factors

Tags

NGSS.MS-LS2-3

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

What is the term for a group of individuals of the same species living in the same area?

• Herd
• Community
• Species
• Population

A close relationship between two species where both benefit is called:

• predation
• parasitism
• mutualism
• commensalism

Which relationship involves one organism hunting and consuming another?

• Predation
• Commensalism
• Parasitism
• Symbiosis

A relationship where one organism benefits and the other is harmed is called:

• Symbiosis
• Parasitism
• Commensalism
• Mutualism

The struggle between organisms for limited resources is called:

• parasitism
• symbiosis
• predation
• competition

Which of the following is an example of a BIOTIC factor in an ecosystem?

• A plant
• Sunlight
• Water
• A rock

Tags

NGSS.MS-LS2-4

NGSS.MS-LS1-4

Which of the following is an example of an ABIOTIC factor in an ecosystem?

• Water
• Soil
• Temperature
• Sunlight

Tags

NGSS.MS-LS2-3

Explain the difference between a predatory relationship and a competitive relationship.

Tags

NGSS.MS-LS2-2

Describe how the availability of water can affect the population of plants in a desert ecosystem.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS1-5