Ch. 2 Ecology (24)

What is ecology?

• Ecology is the study of Earth and its many processes.
• Ecology is the study of life.
• Ecology is the study of organisms and their relationship with the environment.
• Ecology is the study of organ systems and their many functions.

Tags

NGSS.MS-LS2-2

NGSS.MS-LS2-3

NGSS.MS-LS2-4

Which of the following is an abiotic factor?

• A forest of deciduous trees
• An ocean current of cold water
• A polar bear on an ice flow
• Fungi and moss on a rotting log

Tags

NGSS.MS-LS2-3

Which of the following is a biotic factor?

• A soil deposit
• A beam of sunlight
• A gust of wind
• A corn plant

Which list has the ecological levels of organization starting with the most specific (smallest) to the broadest (largest) level?

• Biosphere, Biome, Ecosystem, Community, Population, Organism
• Organism, Population, Ecosystem, Community, Biome, Biosphere
• Organism, Community, Population, Biome, Ecosystem, Biosphere
• Organism, Population, Community, Ecosystem, Biome, Biosphere

What is the first level of organization where abiotic factors are considered?

• Community
• Population
• Ecosystem
• Biome

Tags

NGSS.MS-LS2-3

A ___________ is the role or position that an organism has in its environment.

• habitat
• niche
• symbiosis
• biotic factor

What is the act of one organism pursuing and consuming another organism for food?

• Predation
• Symbiosis
• Mutualism
• Competition

Tags

NGSS.MS-LS2-3

Identify the type of symbiosis described in the following scenario: One organism benefits, while another is unharmed.

• Mutualism
• Commensalism
• Parasitism
• None of the above

Identify the type of symbiosis described in the following scenario: A tick becomes lodged on the skin of a hiker.

• Mutualism
• Commensalism
• Parasitism
• None of the above

Identify the type of symbiosis described in the following scenario: Photosynthetic algae provide food for the fungus, while the fungus provides shelter for the algae.

• Mutualism
• Commensalism
• Parasitism
• None of the above

Tags

NGSS.MS-LS2-2