Lab 2a: Setting up an experiment

Question 1

Observational experiment vs manipulative experiment

Answer 1

Observational experiment: measuring variables and looking for patterns to test a hypothesis

Manipulative experiment: intentionally manipulating a factor, while controlling other factors

Question 2

Define optimal performance

Answer 2

Conditions that maximize both growth and reproduction

Question 3

Define range of tolerance

Answer 3

The entire range of conditions in which a plant can survive

Question 4

What are the possible range of tolerance?

Answer 4

Reproduction > Growth, but no reproduction > Survival, but no growth > Morality

Question 5

Define phenotype plasticity

Answer 5

Flexibility in phenotype under different environmental conditions

Question 6

What are some growth variables?

Answer 6

Mass, length, width, branching, or count of plant parts

Question 7

What are some reproduction variables?

Answer 7

Flowers, seeds pods, or seeds