Biology Chapter 22: Introduction to Plants

1. Which of the following is NOT a characteristic of plants?

• 1. multicellular structure

• 1. eukaryotic cells

• 1. cell walls containing chitin

• 1. chlorophyll

1. If all you know about a particular plant is that it lives virtually all of its life as a 

multicellular haploid organism, you can conclude that it is probably ...

• a cone bearing plant

• a green alga

• a seed bearing plant

• extinct

1. Which of the following is a structure associated with gymnosperms?

• flower

• cone

• fruit

• enclosed seed

1. Under unfavorable conditions, the green alga Chlamydomonas reproduces by forming a _____.

• 1. muticellular gametophyte

• 1. diploid zygote

• 1. multicellular sporophyte

• 1. haploid zygote

1. Which of the following is a basic requirement of plants?

• sunlight

• 1. carbon dioxide

• water

• all of these

1. All of the following are characteristics of gymnosperms EXCEPT which of these?

• 1. vascular tissue

• 1. flowers

• cones

• seeds

1. Two gases that plants must exchange are

• 1. carbon dioxide & nitrogen

• 1. carbon dioxide & carbon monoxide

• 1. oxygen & carbon dioxide

• 1. oxygen & nitrogen

1. The first land plants likely evolved from _______ _____.

HINT: 2 words

(a)  

1. The cells in a (a)   colony, a type of colonial green algae, form hollow 

spheres and are connected to one another by strands of cytoplasm.

The function of a (a)   is to transport water through a plant.