Question

1. if you see cardinals, blue jays and owls in your back yard, this is an example of a

○a ecosystem
○b species
●c community
○d population

1. unequal survival and reproduction that results from the presence or absence of particular

traits
●a resistance
○b natural selection
○c evolution
○d biotic factor

1. living or once living part of an ecosystem

●a biotic factor
○b community
○c abiotic factor
○d natural selection

Explanation:

• Question 2: A community is a group of different species living together in a particular area. Cardinals, blue jays, and owls are different species, so seeing them together is a community.
• Question 3: Natural selection is the process where organisms with favorable traits are more likely to survive and reproduce. This matches the description of unequal survival and reproduction based on traits.
• Question 4: Biotic factors are the living or once - living parts of an ecosystem.

Answer:

1. C community
2. B natural selection
3. A biotic factor