Ecosystems

Question 1

What is soil made up of

Answer 1

Air (After)
Water (Wally)
MicroOrganism (Mowes Over)
Minerals,Particles (Mark,Pete)
PlantRemains (Produces,Rice)

Question 2

What are the stages of colonization

Answer 2

1. Bare rock
2. Lichens
3. Small annual plants + lichens
4. Grasses and perennials
5. Grasses, shrubs and shade intolerant trees such as pines
6. Shade tolerant trees such as oak and hickory

Question 3

What is an ecosystem succession

Answer 3

An ecosystem succession is when the dominant plant species changes

Question 4

What are decomposers

Answer 4

Decomposers are micro-organisms that decompose waste

Question 5

What is climatic climax

Answer 5

Climatic climax is the maximum number of plants or special able to grow in a certain area

Question 6

What is plant succession

Answer 6

Plant succession is the change in the types of plant species that occupy a certain area at a time

Question 7

What is a pioneer species

Answer 7

A pioneers species is the first plants to colonies a certain area. They are usually mosses, lichens and wiry grass

Question 8

What is a tropic level

Answer 8

The tropic level is the level within a food chain which organizes the system

Question 9

What are the different levels throughout the tropic table

Answer 9

TL1- Producers
TL2-Herbivores, Primary consumers
TL3-Secondary consumers, carnivores and omnivores
TL4-Secondary consumers (tertiary)
Decomposers act at all levels as they decompose waste

Question 10

What is the difference between a food chain and a food web

Answer 10

Food Chain- Simpler, starlight line

Food web- Complex, shape of a web