Biology 11

Mr. Carmichael

Name: ________________________ Date: __________ Block: _____

How Terrestrial Plants Survive on Land

A. Benefits of living in water:

1.    prevents plant cells from _______________

2.    provides _______________ to all cells of plants

3.    _______________ the plant

4.    helps disperse _______________ (spores and gametes)

B. Challenges to living on land:

1.    danger of _______________

2.    obtaining and transporting __________ and __________ to _________________

3.    _______________

4.    dispersing _______________

C. How Plants Survive on Land

1. To keep from drying out:

a)    __________ = waxy covering on stem and leaves

2. To obtain water and nutrients:

§  On land, the resources that a plant needs are in two different places:

§  _______________ and __________ are above ground

§  __________ and _______________ are in the soil

§  Therefore, different plant parts took on different jobs:

a)    Leaves

§  absorb __________ and ____________________

§  provide _______________ for the entire plant through _______________

§  __________ (singular: stoma) = holes in the underside of the leaf that allow ____________________ to enter and leave the leaves

 

b)    Roots

§  absorb __________ and __________ from the __________.

§  _______________ increase surface area for absorption

§  roots also _______________ to the _______________ (ground)

 

c)     Vascular Tissue (also called _______________ Tissue)

§   a system of tubes in the trunk and stems that distribute __________, __________, and __________ throughout the plant

i.       _____________ bring water and minerals from the roots up to the leaves

ii.      _____________ distribute sugars from the leaves to the rest of the plant

eg: Pine tree cross section

 

 

 

 

3. To stand upright against gravity:

•     _______________ have strong walls that hold plants upright

4. To disperse offspring:

§  offspring dispersed by __________, __________, and __________

§  _______ = protect and nourish _________, dispersed by ________________

§  _______ = tiny gametophytes containing _______________, dispersed by _________________________

§  __________ = structures on the sporophyte which produce ______________ Flowers also attract animals to transport __________.

 

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= _______________

= _______________

Types of Plants

1.    Green algae

2.    Mosses ( _______________)

3.    Ferns ( _______________ )

4.    Conifers ( _______________ )

5.    Flowering plants ( _______________ )

										Flowering plants
								Conifers
					plants