EXAM 3 PREP

Question 1

Name the 5 functions of roots in the angiosperm body

Answer 1

1- growth
2- reproduction (by
vegetative propagation)
3. Acquisition of nutrients from the soil
4. Storage

5. Anchorage

Question 2

define meristems and their main function

Answer 2

• In plants, new cells for growth are produced
  in specific locations
• undifferentiated cells that divide to
  produce new cells which later differentiate
  into specific structures

Question 3

name 2 types of meristems and their function

Answer 3

Apical meristems:
→ Produce growth that lengthens plant
structures.
→ Found at the tips of plant structures.

Lateral meristems:
→ Produce growth that widens plant
structures.
→ Found as rings of tissue inside the plant.

Question 4

Two major kinds of angiosperm

Answer 4

monocots : 1 cotyledon
and
eudicots (dicots): 2 cotyledons

Question 5

name some differences between monocots and dicots; seed leaves, leaf veins, stems, flowers, roots

Answer 5

MONOCOTS:
seed leaves 1 cotyledon
leaf veins parallel
stems vascular bundles in scattered arrangement
flowers floral parts in multiple of 3
roots fibrous root system

DICOTS:
seed leaves 2 cotyledons
leaf veins branched
stems vascular bundles in ring formation
flowers floral parts in multiples of 4
roots taproot present

Question 6

random info about angiosperms (flowering plants)

Answer 6

• most recent type of plant to evolve.
• Presently the most dominant
  kind of plant due to coevolution with pollinators

Question 7

2 main systems in the angiosperm body

Answer 7

• shoot system
  -root system

Question 8

name