Question

List the following in order of appearance on earth (1 = least recent, 4 = most recent). (2)

______ non-vascular plants

angiosperms

______ gymnosperms

vascular seedless plants

List the following in order of dominance on earth today (1 = most dominant, 4 = least dominant). (2)

______ non-vascular plants

______ angiosperms

______ gymnosperms

______ vascular seedless plants

Answer 1

Question 1.

1. Non vascular plants

2. Vascular seedless plants

3. Gymnosperms

4. Angiopsperms

Question 2.

1. Angiosperms

2. Gymnosperms

3. Vascular seedless plants

4. Non vascular plants

Characteristics of plants -

	Bryophytes	Pteridophytes	Gymnosperms	Angiosperms
Plant body	undifferentiated	less differentiated	highly differentiated	highly differentiated
Vascular tissue	-	+	+	+
Seed	-	-	+	+
Pollen	-	-	+	+
Fruit and flower	-	-	-	+

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