Monocots and dicots

1. Differences Between Differences Between
Monocots and DicotsMonocots and Dicots
Presented byPresented by
Crystal SalinasCrystal Salinas

2. AgendaAgenda
Angiosperm- two classes Angiosperm- two classes
1.1.Monocots Monocots
2.2.DicotsDicots
Differences between monocots and Differences between monocots and
dicotsdicots
Identify plants and place them in the Identify plants and place them in the
two groupstwo groups

3. What are they?What are they?
Angiosperm - Flowering plants. First Angiosperm - Flowering plants. First
appearing at least 110 million years appearing at least 110 million years
ago from an unknown ago from an unknown gymnospermgymnosperm
ancestor, flowering plants have risen ancestor, flowering plants have risen
to dominance in most of the world's to dominance in most of the world's
floras. Angiosperms are divided in to floras. Angiosperms are divided in to
two groups: monocot and dicot.two groups: monocot and dicot.

4. What are they?What are they?
Monocotyledons (Monocots) – These Monocotyledons (Monocots) – These
plants have specific characteristics plants have specific characteristics
that class them as such.that class them as such.
Some examples are:Some examples are:
–PalmsPalms
–GrassesGrasses
–OrchidsOrchids
–onionsonions

5. Characteristics of Characteristics of
MonocotsMonocots

6. What are they?What are they?
Dicotyledons (Dicots) – Dicots also Dicotyledons (Dicots) – Dicots also
have special characteristics.have special characteristics.
Some examples of Dicots are:Some examples of Dicots are:
–OaksOaks
–RosesRoses
–MustardsMustards
–CactiCacti
–sunflowerssunflowers

7. Characteristics of DicotsCharacteristics of Dicots

8. Comparison of PlantsComparison of Plants
Monocot is on the Monocot is on the
leftleft
–Oat plantOat plant
Dicot is on the rightDicot is on the right
–Bean plantBean plant
Notice the Notice the
difference in the difference in the
two plantstwo plants

9. Vascular Bundle of Vascular Bundle of
MonocotsMonocots
In monocots, the In monocots, the
vascular bundles in vascular bundles in
the stem cross the stem cross
section are usually section are usually
scattered or more scattered or more
complex of an complex of an
arrangement as arrangement as
compared to dicots.compared to dicots.

10. Vascular Bundle of Vascular Bundle of
DicotsDicots
The vascular The vascular
bundles in the stem bundles in the stem
cross section of cross section of
dicots are arranged dicots are arranged
in a circle, or ring. in a circle, or ring.

11. Types of Monocots and Types of Monocots and
DicotsDicots

12. ReviewReview
1.1.What are three different What are three different
characteristics that make monocots characteristics that make monocots
and dicots different?and dicots different?
2.2.Are all plants with monocot Are all plants with monocot
characteristics monocots?characteristics monocots?
3.3.What are some plants that are What are some plants that are
classified as monocots?classified as monocots?
4.4.What are some plants that are What are some plants that are
classified as dicots?classified as dicots?

13. THE ENDTHE END