Review Questions for Exam 2

Label the following figures



Name the phylum each one of these organisms belongs to:

Liverwort______

Horsetail______

Fern______

Selaginella ______

Ginkgo biloba______

Douglas Fir______

Lily______

Sago palm______

Whisk fern______

Moss______

Name the dominant generation (sporophyte or gametophyte) for each:

Liverwort______

Horsetail______

Fern______

Selaginella ______

Ginkgo biloba______

Douglas Fir______

Lily______

Sago palm______

Whisk fern______

Moss______

Describe each as homosporouos or heterosporous:

Liverwort______

Horsetail______

Fern______

Selaginella ______

Ginkgo biloba______

Douglas Fir______

Lily______

Sago palm______

Whisk fern______

Moss______

Describe each as vascular or non-vascular:

Liverwort______

Horsetail______

Fern______

Selaginella ______

Ginkgo biloba______

Douglas Fir______

Lily______

Sago palm______

Whisk fern______

Moss______

Describe a dispersal mechanisms seen in flowering plants:

Define meristem

The sporophyte generation of a plant is______(haploid, diploid or triploid).

Name the two types of gametangia:

Name the two types of gametes:

Name the structure which produces spores:

Name the process in the alternation of generation life cycle which produces spores (type of cell division)______.

Name the group which is thought to be the ancestors of terrestrial plants______

What is meant by the term “localized growth”?

Which plant phylum contains the greatest living biodiversity?

Which plant exhibits dichotomous branching and describe this feature.

Ovule  ______; ovary  ______; integument______

Microspore______; megaspore______

What are sporophylls?

Name two classes which belong to the phylum anthophyta :

Define pollination______

List two reasons why seeds are considered reproductively superior to spores :

What does the term coevolution mean?

List two alternative terms for microgametophyte______

List two alternative terms for megagametophyte______

What is the evolutionary significance of needles in conifers?

Define dioecious:

Define deciduous:

Define monoecious:

Define evergreen:

Define herbaceous:

Define woody:

List three benefits that flowering plants provide humans:

The location of the production of microspores in a flowering plant:______

The location of the ovules in a flowering plant______

What is scarification?______

Monocots / eudicots
Root system type
Leaf vein pattern
Number of floral parts
Vascular tissue in the steele
Vascular bundles in stem

List two examples of root adaptations:

Roots hairs have vascular tissue. True or false

Herbaceous tissues are produced by ______growth; woody tissues are produced by _____growth. These woody tissues are the result of cell division by a(n)______meristem. As a woody plant grows the epidermis is replaced by the ______which is produced by the ______cambium.

Draw an arrow to the respective function and cell wall structure:

Parenchymaflexible supportvery thin

Collenchymastoragesecondary cell wall present

Sclerenchymarigid supportirregular thickness

Name the types of different cells found in xylem tissue:

Name the types of different cells found in phloem tissue:

Name the structures which cover or protect the following:

Flower while developing______

Root apical meristem______

Terminal bud______

Sorus______

What plant organ(s) contains the endodermis tissue?

What plant organ(s) contains the steele?

What plant organ(s) contains the cortex?

What plant organ(s) contains the mesophyll?

What plant organ(s) contains vascular bundles?

What plant organ(s) contains an epidermis with a cuticle?

Name two leaf modifications discussed on class.

Label each as monocot or eudicot; as root or stem and xylem and phloem


A biology student is walking along a forest trail and finds a 1 m tall plant that bears a pinecone-looking structure at its tallest point. When he touches this structure it emits a cloud of brownish dust. He examines these particles and finds that they are tiny single celled spheres. This student has probably found a______

a. immature pine tree

b. liverwort gametophyte

c. horsetail gametophyte

d. club moss sporophyte

The evolution of flowering plants is closely tied to the evolution of what group of animals?

Assume the diploid number in a given plant is 16. How many chromosomes should be present in:

Cells of a pollen grain______

Egg cell______

Cells in the embryo of a seed______

Cells in the endosperm of the seed______

Cells found in the petals of the flower______

Which plant cell types listed below would you expect to not find a nucleus?

Parenchyma___Collenchyma___

Tracheids___Cork cells___

Sieve tube___Sclerenchyma___

Companion cell___Guard cell___

The portion of the root which gives rise to branch or lateral roots is the ______.

Which plant tissue contains the casparian strip?

______growth is responsible for an increase in plant’s girth.

List four unique characteristics of the Kingdom Plantae:

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