3. Think of 5-7 statements that would contradict the contents of the text.

LANGUAGE FOCUS

1. Match the words that are: a) similar and b) opposite in meaning:

   a)		b)
   conjunction	to procure	freshwater	to possess
   origin	to term	rare	to include
   food reserves	connection	to lack	moist
   reason	to use	to encase	to increase
   to enclose	vascular plants	to eliminate	to release
   tube plant	lineage	dry	aquatic
   to benefit	food stores	to curtail	mobile
   to define	cause	terrestrial	marine
   to obtain	to encase	non-motile	common

2. Define the following terms:

   true algae	seaweed	lower plants	higher plants
   Embryophyta	buoyancy	evaporation

3. Match the first half of a sentence in column A with the appropriate second half in column B:

   A	B
   1. Chlorophyta are thought to be	a) transported from their specialized photosynthetic structures to the other parts of the plant.
   2. Terrestrial plants had to obtain water by a new means, since they were	b) the ancestors of most modern plants.
   3. The photosynthetic products had to be	c) no longer bathed in it.
   4. Reproductive needs also had to be modified	d) their reproductive structures.
   5. A reason the algae have been kept from the plant kingdom is	e) in terrestrial environments
   6. Out of water, plants were met	f) all these problems.
   7. Vascular tissues evolved that solved	g) with dry conditions, ultraviolet light and nutritional problems.

4. Put the parts of the sentences in the right order:

1. Are fertilized, all embryophytes, the archegonia, have, within, egg cells, that, oogametes.

2. Otherwise, have been, a hostile environment, to what, the move to land, would, many adaptations, by, was accompanied.

3. Eliminated from, the classification, means, which, tube plant, has been, Tracheophyta, the name.

4. True algae, a technical word, the term, no longer, since, is, there are, related, directly, to one another, are not, that, so, many, groups, algal.

5. Seaweed, species, of, are, most of the, common, brown, red, members of the, groups, algal, and.

FOLLOW-UP ACTIVITIES

1. Explain the terms: Chlorophyta, Phaeophyta, Rhodophyta.