Biology 102 Semester 1 Review

Imagine that the rainforest had received less sunlight than usual, what would be affected by this change first?

• carnivores

• consumers

• herbivores

• producers

How does living in groups help animals? Animals that live in groups ____________.

• don’t compete for food.

• can’t get sick.

• have more space.

• can protect each other.

Ants live together in large groups. How does living like this help the ants?

• Ants in a large group can share the work of getting food.

• A large group of ants needs more space to live than one ant.

• Birds that eat ants can find a large group of ants more easily.

• Ants living in large groups sometimes move to a new place to live.

Which fact supports that living in groups can help elephants live?

• A mother elephant takes care of her baby for the first two years of its life.

• Elephants that live alone don’t live as long as the ones that live with other elephants.

• Male elephants sometimes use their very long teeth, or tusks, to fight.

• Elephants can eat up to 300 pounds of bark, grasses, fruits, and roots in one day.

How does hunting in a group help wolves?

• Wolves must be very quiet when hunting.

• Wolves that work together can catch more food.

• Sometimes a wolf can catch food all alone.

• The color of the wolves’ fur helps it hide.

15 out of 25 boys chose to go swimming at camp. What percent is that?

• 15%
• 20%
• 45%
• 60%

The ecological role an organism performs in their specific environment is considered the organism's...

• Habitat

• Population

• Biome

• Niche

What effect does biodiversity have on a community?

• It makes destruction by insects impossible. 
• It makes primary succession more likely.   
•  It enables species to survive in a desert.
• It enables the community to withstand changes.

Tags

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The ecological niches of three bird species are shown in the diagram. What is the advantage of each bird species having a different niche?

• As more birds feed higher in the tree, available energy increases.
• More abiotic resources are available for each bird.
• Predators are less likely to feed on birds in a variety of locations.
• There is less competition for food.

Tags

NGSS.MS-LS2-1

For plants, ______ can include sunlight, water, and soil nutrients.
For animals, ______can include nesting space, shelter, types of food, and places to feed.

• niche
• communities
• resources
• biomes

Tags

NGSS.MS-LS2-1

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