Unit 1 Review - Missed Questions

A normal convection current occurs when

• Warm air gets trapped under cold air

• Warm air rises and cooler air sinks

• Cool air rises and warmer air sinks

• Cool air rises with the warmer air

During a temperature inversion

• Warm air gets trapped under cold air

• Warm air rises and cooler air sinks

• Cool air rises and warmer air sinks

• Cool air gets trapped under warmer air

An owl eats a rat that lived in an ecosystem where there was 2,800 kcals of energy in the insect population that the rat consumed. How many kcals would transfer to the trophic level the owl is in?

• 28

• 280

• 2,800

• 28,000

When nutrient levels rise to high levels in a body of water, the effect on dissolved Oxygen levels is...

• decreases.

• increases.

• does not change.

What is the best definition of animal adaptation?

• Changes to an animal's diet.

• Characteristics that help animals survive.

• Characteristics of an animal's habitat.

• Skills learned in order to hunt.

What would the carrying capacity of this graph be

• 530
• 400
• 500
• 480

During El Nino, what kind of winter would be expected in the Southern United States?

• Warmer and drier than usual

• Warmer and wetter than usual

• Cooler and wetter than usual

• Cooler and drier than usual

A community interacting with non-living things is best described as __________________________.

• a community

• a biome

• a biosphere

• an ecosystem

_{If the amount of food or resources available increases, the carrying capacity for an animal.....}

• Stays the same

• Increases

• Decreases

• Fluctuates

How can nutrients be a pollutant?

• not enough nutrients
• too many nutrients
• lack of specific nutrients
• imbalance of nutrients