Lecture 9 - Herbs

Question 1

What are herbs?

Answer 1

Plants with soft tissues only (no secondary thickening) that may die down in winter

Question 2

Pros and cons of having wood

Answer 2

Pro:
Resilient, better for growing light as growth can be high

Con:
Expensive, inflexible

Question 3

How can angiosperms compete for light without wood?

Answer 3

Epiphytes, climbers, hemiparasites

Question 4

Epiphytes

Answer 4

Grow in high locations but suffer from a lack of resources

Question 5

Climbers

Answer 5

Grow higher without having wood but these have limited resilience

Question 6

Hemiparasites

Answer 6

Steal from the host

Question 7

When can weed species thrive?

Answer 7

Exploit transient gaps in ecosystems and live for short periods of time

Question 8

Ephemerals

Answer 8

Exploit disturbance

Question 9

Carnivorous plants: what do they do, where do they grow, and why?

Answer 9

Capture animals and consume them in low nutrient environments as they cannot gain sufficient nutrients form the environment

Question 10

Stress tolerators: examples and what they do?

Answer 10

Marine plants -> have to deal with salt stress so can break down salt to reduce solute concentration in the plant