ecology part 2

In an ocean biome, which of the following is true?

• Light does not penetrate to the bottom in all areas of the ocean.

• all of these are true

• The most dense water is in the deep zone.

• The greatest diversity of life is in the coral reefs.

What does it mean to be extinct?

• No members of the species are alaive today.

• A few members of the species exist in remote areas.

• All members of the species of in the fossil record.

• Many members of the species are alive, but they move around alot.

The black-footed ferret is endangered because their food source, the prairie dog, was hunted down and removed from the prairies. If the prairie dogs continue to be hunted and controlled, what might happen to the ferrets?

• overpopulation of ferrets

• more habitat for ferrets

• extinction of the ferrets

• loss of habitat for the ferrets

which of the following are biomes?

• all of these are biomes

• rain forest

• grasslands

• deserts

• tundra

Which of the following organisms is a herbivore.

• butterfly
• snake
• fox
• ladybird

Tags

NGSS.MS-LS2-3

Which of the following organisms is a carnivore.

• greenfly
• titmouse
• mouse
• buzzard

The owl receives energy from which organisms?

• grasshopper and mouse
• mouse and rabbit
• rabbit and butterfly
• butterfly and frog

Tags

NGSS.MS-LS2-3

Which organism is the top predator in this food web?

• leopard seal
• killer whale
• elephant seal
• crabeater seal

Tags

NGSS.MS-LS2-2

Name the producers in this food web.

• seagull and fish
• penguin and crab
• phytoplankton and seaweed
• seaweed and zooplankton

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6

What percentage of energy is passed on to each tropic level?

• 10%
• 50%
• 90%
• 100%

Tags

NGSS.MS-LS2-3