Line Transect

Start End 1m 2m 3m 4m 5m

Quadrat (5×5 Grid)

DNA Profile: Crime Scene and Three Suspects

Crime Scene Suspect 1 Suspect 2 Suspect 3
Vertebrate Key START Does it have feathers? YES NO BIRD Does it have fur/hair and feed its young with milk? YES NO MAMMAL Does it live only in water with gills and scales? YES NO FISH Is the skin moist with no scales, and are eggs laid in water? YES NO AMPHIBIAN REPTILE

Belt Transect

Quadrat 1 Quadrat 2 Quadrat 3 Quadrat 4 Quadrat 5

Capture–Recapture Formula

Estimated population size (N) =

N = (C₁ × C₂) ÷ R

C₁ = number captured first time
C₂ = number captured second time
R = number recaptured (marked individuals)

Effect of Light Intensity on Woodlice Distribution

Quadrat Number Light Intensity (lux) Number of Woodlice
1
2
3
4
5
6
7
8
9
10

Conical Flask with Liquid (Exam Style)