Unit 4 Biodiversity, Biomes and Succession

What would have to happen to this ecosystem in order to introduce and support a frog population?

• Nothing, they're already there.
• A wildfire to clear the land.
• They will just naturally migrate to the area on their own.
• A flood occurs leaving pools of water.

What is the order of succession shown in this figure?

• A, B, C, D
• B, A, D, C
• C, D, A, B
• D, A, B, C

A garden was cleared out, but had to be left alone for a month. What would you expect to see?

• lichens and mosses
• grasses and weeds
• a fully blossomed garden
• bushes and small trees

Starts with BARE ROCK followed by lichen

• primary succession 
• secondary succession
• both types of succession

What type of succession is shown going from figure A to figure B?

• primary succession
• eutrophication
• secondary succession
• intermediate

What is Ecological Succession?

• Competition between plants in a society
• A natural disaster such as a flood or fire
• The cycle of a tomato plant
• The change an ecosystem experiences over time

Environments always have both living and _________.

• nonliving factors
• bio-geochemical cycles
• nutrients
• ecosystem

What is the difference between biotic and abiotic?

• Biotic are non-living things
• Abiotic are living organisms
• Biotic is life,
  Abiotic is non-living
• Biotic is non-living, Abiotic is living

Which of the following is true in a climax community?

• the community will constantly evolve and change
• if one species dies, a new species will fulfill the same role
• They are stable for a long time, with the same species maintaining their population
• it goes through a major change called "climax" every few hundred years

A drought has hit this grassland biome. How will this effect the rabbit population?

• The rabbits will increase in number.
• The rabbit population will stay the same.
• The rabbit population will decrease.
• The rabbit population will become extinct immediately.