Download Plant Questions | Classification of Plants

Name: __________________________________________________________ Date: _______________________ Period: __________
Plant Questions | Classification of Plants
Using your reading notes, answer the questions below. You should answer each question accurately.
Mosses & their relative are seedless nonvascular plants
1. List three types of seedless nonvascular plants mentioned by your book: a. Liverworts
b. hornworts
c. mosses
2. What does it mean when a plant is classified as seedless nonvascular (what are their characteristics)?
9 Does NOT produce seeds
9 Does NOT have a vascular system
a. What are the habitat requirements for seedless nonvascular plants?
9 Wet environment (water, moist, wetlands)
b. How does the absence of vascular tissue affect the size (height) of nonvascular plants?
9 Grow close to the ground (cannot grow tall without a vascular system)
Club mosses and ferns are seedless vascular plants
3. List four types of seedless vascular plants mentioned by your book: a. club mosses
b. horsetails
c. whisk ferns
d. ferns
4. What are the evolutionary advantages of a vascular system?
9 Allows for taller growth
a. What are the habitat requirements for seedless vascular plants?
9 Wet environment (water, moist, wetlands)
Advantages of Seed Plants
5. Compare and contrast reproduction of seedless plants with seed plants.
9 Seedless plants NEED WATER TO REPRODUCE, seed plants do not!
a. What is/are the function(s) of seeds?
9 Nourish the embryo (food)
9 Protect the embryo
b. What is dormancy and how is this beneficial for the adaptation of seed plants?
9 No growth…waiting for right conditions to grow
Cone bearing plants and flowering plants
6. Seed plants can be classified into two groups: Gymnosperm and Angiosperm.
How are these two groups different from one another?
9 Gymnosperms seeds are not enclosed in fruit (cones instead)
9 Angiosperms have seeds are enclosed in fruit
a. What are the three living phyla of gymnosperms?
Cycadophyta, ginkophyta, coniferaphyta
b. What phyla of gymnosperm is the most diverse and common? What are its characteristics?
9 Conifers
9 Must have at least one: needlike leaves, green all year, common in timber industry
7. What is a flower and what are its functions?
9 Reproductive structure of ANGIOSPERMS
9 Protects gametes/fertilized eggs
a. What is a fruit? Give an example.
9 Mature ovary of a flower
9 Ex: peaches, plums, apples, zucchini, bell pepper, etc.