T4L1 Biodiversity and Species richness

Question 1

Name the three types of adaptation

Answer 1

Behavioural, Physiological and Anatomical

Question 2

Describe what an anatomical adaptation is and give examples

Answer 2

A bodily structure that can be seen to have an obvious function for survival

Bee pollen sacs, wasp stinger

Question 3

Describe what a behavioural adaptation is and give examples

Answer 3

Behaviours that an organism displays in order to survive

Woodpecker uses spine of a cactus as an axe to bury into rotting wood in the search for food

Question 4

Describe what a physiological adaptation is and give examples

Answer 4

Special (biochemical) features of its physiology that help it to survive/reproduce

Bacteria that are thermophiles have enzymes that only start to denature at 80 degrees celsisus

Question 5

Write the Simpson’s diversity index equation, stating what N and n stand for

Answer 5

D=(N(N-1))/(Ɛn(n-1))
N = total number of all organisms of all species
n = total number of individuals in a single species

Question 6

SEE KEY DEFINITONS AND UNDERSTAND

Answer 6

IMPORTANT IS EXAM Q