Chatper 1 - Describing Biodiversity

Question 1

What is biotic factors?

Answer 1

Living components of en ecosystem

Question 2

What is abiotic factors?

Answer 2

Non-living components of an ecosystem. E.g. landscape, minerals etc

Question 3

What is a quadrat?

Answer 3

A 1m x 1m sampling method. Everything inside the quadrat is surveyed.

Question 4

What is species richness?

Answer 4

Number of species present in an ecosystem,

Question 5

What is relative species abundance?

Answer 5

Refers to how many species are present

Question 6

What is percentage cover?

Answer 6

Estimate of how much that species in inhabiting in the quadrat

Question 7

What is Simpsons diversity index?

Answer 7

A numerical value of how diverse an area is

Question 8

What is spacial scale?

Answer 8

How much a studied ecosystem covers

Question 9

What is Macro, meso, and micro level ecosystems?

Answer 9

Macro: large area of land or water (oceans, continent). miso:Medium sized area (lake or dessert). Micro: Small area of land (biome, rainforest)

Question 10

What is temporal scale?

Answer 10

The time period over which an ecosystem is studied

Question 11

How does a species activityy effect surveying?

Answer 11

Different species active in different times of the day. Hibernation,

Question 12

What is environmental limiting factors in regards to species?

Answer 12

aspects of the environment which limit a species ability to inhabit the area

Question 13

What are some environmental limiting factors?

Answer 13

Rainfall, soil types, temperature etc

Question 14

What is biodiversity include?

Answer 14

Diversity of species and ecosystems