Ecology Ch 1

What is it called when a group of the same organisms living together in the same place at the same time?

• An organism
• A population
• A community
• A biome

What are groups of different populations living togther in the same place at the same time called?

• An organism
• A population
• A community
• A biosphere

Tags

NGSS.MS-LS2-2

What is it called when you have groups of different populations along with their abiotic factors?

• An organism
• A population
• A community
• An ecosystem

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-4

What are the ecological levels of organization from smallest to the largest?

• organism, population, community, ecosystem

• organism, community, population, ecosystem

• ecosystem, community, population, organism

• ecosystem, population, organism, community

A rise in birth rate while the death rate remains the same will cause the population to INCREASE in size.

• True
• False

Which of the following can affect population size?

• Food

• Space

• Weather

• All of the above

Immigration causes the size of a population to 

• remain the same
• become larger
• become smaller
• become larger and then over time, smaller

Counting the number of Pine trees in a small area and multiplying to estimate the number in a larger area is called

• sampling

• indirect observation

• direct observation

• mark and recapture

Counting peregrine falcons with and without leg bands is an example of 

• sampling
• indirect observation
• direct observation
• mark and recapture

If the death rate is ______ than the birth rate then the population will ____________.

• Greater/Increase
• Greater/Decrease