3.4.7 Investigating Diversity

Question 1

How can genetic diversity be compared?

Answer 1

The frequency of measurable or observable characteristics
The base sequence of DNA
The base sequence of mRNA
The amino acid sequence of the proteins encoded by DNA and mRNA

Question 2

In which types of sampling are quadrats and transects used?

Answer 2

Random- quadrat

Systematic- quadrat and transect

Question 3

What is the difference between species richness and diversity index?

Answer 3

The species index is the number of different species

The diversity index looks at the species richness as well as the abundance of each

Question 4

What is an abiotic factor?

Answer 4

A non-living factor

Question 5

What is a transect?

Answer 5

Sampling at regular intervals

Needs an abiotic factor to study e.g light intensty

Question 6

What is the general population curve?

Answer 6

Exponential curve then levels off once it reaches the carrying capacity