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ROOTS!! The place where the journey begins

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There are 4 jobs that roots do: Absorb – The main thing they absorb is water

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Page 1: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

ROOTS!!

The place where the journey begins

Page 2: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

There are 4 jobs that roots do:

1. Anchor– The tree failed

before the roots.

– Why do most trees fall when it rains?

Page 3: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

There are 4 jobs that roots do:

• Absorb– The

main thing they absorb is water

Page 4: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Root structures

• Root hairs – How do you think these help with absorption?

Page 5: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

There are 4 jobs that roots do:

• Transport– What needs

to be transported?

Page 6: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Root structures• Central / Vascular cylinder – xylem, phloem

and cambium• What is the job of xylem? Phloem? • Cambium makes more xylem and phloem

Page 7: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

There are 4 jobs that roots do:

• Store

Page 8: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Root structures

• Cortex – main site of storage

Page 9: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

TurnipsLook in this reading for the sad story of turnips. turnips

http://news.google.com/newspapers?nid=1955&dat=19971224&id=bQ0iAAAAIBAJ&sjid=rqYFAAAAIBAJ&pg=3718,4442881
Page 10: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Jack o LanternsCheck out this link on the history of jack o lanternsjack o lanterns

http://www.history.com/topics/jack-olantern-history
Page 11: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Carrots and….http://www.youtube.com/watch?v=LOiKa51ll-k

Read the part under “the partridge familySusan Dey

Read about cartotenemiacarotenemia

http://askville.amazon.com/susan-day/AnswerViewer.do?requestId=51171007
http://askville.amazon.com/susan-day/AnswerViewer.do?requestId=51171007
http://emedicine.medscape.com/article/1104368-overview
http://www.youtube.com/watch?v=LOiKa51ll-k
Page 12: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

CassavaRead the following about the good and bad of cassavacassava

http://researchnews.osu.edu/archive/cassava.htm
Page 13: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Meristem• Growth regions of the plant– Found at the ends of the root and the stem– What cellular process do you think happens here?

Page 14: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Two types of root systems:

• Fibrous

Page 15: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Two types of root systems:

• Tap

Page 16: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

4 Zones of roots

Page 17: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

4 Growth regions of the plant

• Root cap– Protects and

produces a slime

Page 18: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

4 Growth regions of the plant

• Zone of cell division / meristematic growth

Page 19: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

4 Growth regions of the plant

• Zone of elongation– Cells grow but

they are unspecialized

Page 20: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

4 Growth regions of the plant

• Zone of maturation / absorption – specialization occurs

Page 21: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Root structures

• Epidermis – outer covering

Page 22: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots – Food storage

Page 23: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Water storage• Remember this plant?

Page 24: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots• Propagative – roots that produce clones by

spreading out and then send up new shoots• Most cherry orchards are produced this way

Page 25: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Pneumatophores• Read pneumatophores :

http://www.britannica.com/EBchecked/topic/465458/pneumatophore
Page 26: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Aerial Roots• Read the following Aerial root

http://simple.wikipedia.org/wiki/Aerial_root
Page 27: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Buttress roots

Buttress roots

http://www.srl.caltech.edu/personnel/krubal/rainforest/Edit560s6/www/plants/buttress.html
Page 28: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Prop roots

http://www.encyclopedia.com/topic/prop_root.aspx
Page 29: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Parasitic roots

Page 30: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Specialized roots

• Climbing roots

Page 31: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

Nitrogen fixationGo to the bottom of this page to read about and understand nitrogen fixationnitrogen fixation

http://www.bio.miami.edu/dana/226/226F09_9.html
Page 32: ROOTS!! The place where the journey begins. There are 4 jobs that roots do: 1.Anchor – The tree failed before the roots. – Why do most trees fall when

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