Bio Test 1 Review

A sea otter's diet consists mainly of slow-moving fishes and marine invertebrates including crabs, sea urchins, abalones, clams, mussels, and snails. What should happen to the crab and sea urchin population at Tom's Lagoon from 1940 to 2000?

• The population should increase and then decrease.

• The population should increase.

• The population should decrease.

• The population should stay the same.

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Which of the following statements account for the change in population seen between years 7 and 8?

• The birth rate of the pigeons increased.

• The emigration rate of the pigeons decreased.

• The death rate of the pigeons exceeded the birth rate.

• The neighborhood reached its carrying capacity for the pigeon population

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

The five levels of organization in the environment, from the first to the fifth level are

• Organism, population, biosphere, ecosystem, community

• Organism, population, biotic elements, abiotic elements, community

• Organism, population, community, ecosystem, biosphere

• Organism, population, biosphere, abiotic elements, ecology

Ecologists study different levels of organization within the biosphere. Identify which level corresponds to a group of individuals that belong to the same species and live in the same area.

• A: Community

• B. Biome

• C. Ecosystem

• D. Population

What growth pattern describes a population whose growth rate slows or stops following a period of exponential growth?

• logistic growth
• population growth
• exponential growth
• predator-prey cycle

Tags

NGSS.HS-LS2-6

What is the carrying capacity for this sheep population?

• 1.8 million
• 1.25 million
• 1.6 million
• 1.0 million

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Human population has grown exponentially for several centuries. Which graph best depicts this type of exponential growth?

• A

• B

• C

• D

Tags

NGSS.MS-ESS3-4

If the grasshopper were to be removed completely from the food web, what organism would be most effected?

• The squirrel
• The shrew
• The deer
• The rabbit

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-2

How much energy is available to be passed on to the next trophic level in an ecosystem?

• 100%
• 10%
• 50%
• 75%

Tags

NGSS.MS-LS2-3

Which best describes the pyramid in this picture?

• Pyramid of Food

• Pyramid of Energy

• Pyramid of Biomass

• Pyramid of Numbers

Tags

NGSS.MS-LS2-3