Population and Community Ecology

A human & a Tape Worm: The tape worm gets a place to live in the intestines of the human and food from the human. The human loses weight and nutrients from the tape worm.

• Mutualism
• Commensalism
• Parasitism

Tags

NGSS.MS-LS2-4

Bird & Tree: A bird builds a nest in a hole in the trunk of the tree. It is protected from the rain and predators. The tree is not harmed or helped by the bird.

• Mutualism
• Commensalism
• Parasitism

What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism
• mutualism
• parasitism
• predation

Tags

NGSS.MS-LS1-4

NGSS.MS-LS2-2

Groups of different populations that live in a given area and interact are called a(n)...

• Community

• Colony

• Population

• Ecosystem

Tags

NGSS.MS-LS2-2

A group of organisms of the same species living in the same place at the same time is called a(n) _________.

• ecosystem
• population
• community
• organism

largest number of individuals of a population that the environment can support  

• carrying capacity
• primary succession 
• denitrification
• mutualism

Tags

NGSS.MS-LS2-4

What does the graph represent?

• Emigration
• Exponential growth
• Immigration
• Logistic Growth

Tags

NGSS.HS-LS2-2

Which limiting factor is independent of the number of individuals in a population?

• competition
• parasitism/disease
• stress
• natural disasters

Tags

NGSS.MS-ESS3-2

Which limiting factor would increase due to the number of individuals in a population?

• Unusual weather
• Natural disaster
• Births
• Disease

What type of growth model is shown in image A?

• Exponential

• Logistic

Tags

NGSS.MS-LS1-5