Plant Hormones Flashcards
19/4/24 year 10
1
Q
what are tropisms?
A
plant responses to environmental stimuli such as light, water and gravity
2
Q
what do roots take in from the soil?
A
water and mineral ions
3
Q
by what process do water and mineral ions move into a plant?
where does this happen?
A
they move from the soil to roots by osmosis
4
Q
what is plant growth and response to light called
A
phototropism
5
Q
what is plant growth response to gravity called
A
gravitropism or geotropism
6
Q
what does auxin do
A
causes cells in shoots to grow (elongate) more quickly
causes cells in roots to grow more slowly
