Topics 06-08: Plant Nutrition, Transport, and Responses Flashcards Preview

BIOL 1030 > Topics 06-08: Plant Nutrition, Transport, and Responses > Flashcards

Flashcards in Topics 06-08: Plant Nutrition, Transport, and Responses Deck (24):
1

- Carbs enter sieve tubes with active transport (energy from companion cells)

- Lowered water potential brings water in and pushes it through phloem

Phloem loading

2

Where does energy come from in phloem loading

Companion cells

3

Carbs enter sieve tubes in phloem loading, what happens to water potential

Lowered

4

Macronutrients:

C O H N K

Ca Mg P S

5

Micronutrients:

Cl Fe
B Zn Mn
Cu Ni Mo

6

Mycorrhizae are for intake of mainly what nutrients

Phosphorous and micronutrients

7

Links embryo to nutrient tissue in seed

Suspensor

8

Inhibits leaf abscission

Auxin

9

Bends and elongates stems

Auxin

10

Promotes adventitious roots

Auxin

11

Promotes lateral bud dormancy

Auxin

12

Plant hormone that promotes cell differentiation

Cytokinin

13

Turns yellow leaves green

Cytokinin

14

Promotes lateral buds into branches

Cytokinin

15

Plant hormone that makes foot utilization enzymes

Gibberellins

16

Hastens seed germination

Gibberellins

17

Slows root and stem growth

Ethylene

18

Suppresses growth, promoting seed dormancy

Abscisic acid

19

Turns green leaves yellow

Abscisic acid

20

Plant hormone found in mature parts

Abscisic acid

21

Hormone for plant defense against pathogens

Salicylic acid

Oligosaccharins

22

Plant hormone similar to auxins and gibberellins

Brassinosteroids

23

Response to touch

Thigmotropism

24

Result of a seedling growing in the dark

Long and pale shoots

Etiolation