Succession and Foodwebs

Succession that occurs in an area with NO SOIL

• ecological succession 
• primary succession 
• secondary succession
•  pioneer species

Predictable environmental changes that occurs in a community over time 

• ecological succession 
• primary succession 
• climax community
• pioneer species

The picture shows what type of succession?

• primary
• secondary
• tertiary
• quadanary

The first organisms that appear in an ecological community

• ecological succession 
• primary succession 
• secondary succession
• pioneer speciles

Starts with BARE ROCK followed by lichen

• primary succession 
• secondary succession
• both types of succession

How do lichens contribute to primary succession?

• Lichens decompose organic matter from animals and plants
• Lichens begin to break down rock to form soil
• Lichens are nitrogen fixing bacteria

The picture shows what type of succession?

• primary
• secondary
• tertiary
• quadanary

Natural disasters such as flooding and tornadoes are linked to ________________.

• primary
• secondary
• old field
• ecosystem

Which biome, because of its climate, has the largest number of species of plants and animals?

• tundra
• desert
• rain forest
• pine forest

Tags

NGSS.MS-LS2-4

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.