KS5 Investigating Diversity

The mode for this set of data is ...

The median for this set of data is ...

The mean for this set of data is ...

What type of variation exists between the members of our class?

• Interspecific variation

• Intraspecific variation

Which is not a way of making results more accurate when sampling populations?

• Using large quadrats

• Using small quadrats

• Placing the quadrat in many locations

• Using a random system to place the quadrats

Two different fields, field G and H, were sampled for three common species of wildflower. The results are shown below. Which of the options, A to D, is correct?

• Field G will have a greater diversity index.

• Field H has greater species evenness.

• Field H will have a greater diversity index.

• Field G has greater species richness.

The European badger, Meles meles, is a member of the family Mustelidae. The American badger belongs to a different genus within the same family. Which of the options, A to D, is the correct binomial name for the American badger?

• Meles leucurus

• mellivora capensis

• mustelidus Everetti

• Taxidea taxus

A plant species arrives at an island for the 1st time and is exposed to new pollinators. Over the course of 20 generations the characteristics of the flowers change. The figures show the frequency distribution of petal length in the original population (figure 1) and 20 generations later (figure 2).Which statement is correct.

• Island pollinators prefer flowers with longer petals

• Island pollinators avoid flowers with extremely long or extremely short petals

• Island pollinators avoid flowers with average petal lengths

• Island pollinators prefer flowers with shorter petals

If a number is added to a set that is far away from the mean, how does this affect standard deviation?

• Increase

• Decrease

• Stay the same

• Both increase and decrease

What shape is a normal distribution?

• Inverted

• Ascending line

• Descending line

• Bell shaped