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Worksheets8th Grade Plants Chapter 8 Section 2 Sofia
Total questions: 75
Worksheet time: 49mins
Plants are classified into what two main groups
vascular, algae
vascular, nonvascular
nonvascular, protists
nonvascular, viruses
Nonvascular plants are characterized by what
smaller size and lack of vascular tissues
smaller size, lack of specialized tissues
larger size, lack of vascular tissues
larger size, lack of specialized tissues
Vascular plants are characterized by
small size, vascular tissue
small size, muscular tissues
large size, vascular tissues
large size, lack of vascular tissues
Vascular plants are divided into
Seedless
Nonvascular
Orange
Seed
Seed vascular plants are divided into
Gymnosperms
Pears
Angiosperms
Unicellular
Plants that lack tissues for transporting materials are known as what kind of plants?
Nonvascular
Vascular
Angiosperms
Gymnosperms
Nonvascular plants
are low growing
have thin cell walls
are non-photosynthesizing
lacking roots
In nonvascular plants, materials don't travel far or quickly, which is why they live in damp, shady places.
True
False
The thin cell wall in nonvascular plants causes them to only be capable of growing how tall?
a few feet
a few miles
a few centimeters
a few kilometers
With more than how many species, mosses are the most diverse group of nonvascular plants
10,000
100,000
1,000,000
10,000,000
What are the root-like structures of mosses called
rhizoids
tubes
indoor plumbing
straws
Mosses grow a long, slender what with a what at the end
stalk, leaf
stem, capsule
stalk, capsule
stem, leaf
The capsules of moss contain what for reproduction
spores
eggs
sperm
pollen
There are more than how many species of liverworts
800
8,000
80,000
800,000
Liverworts are named after
their liver-like shape
their bile-like stench
their liver-like color
the scientist who discovered it, who had the last name of Liverwort
Liverworts are found growing as a thick crust on
moist rocks
moist soil
dry cliff faces
on the sides of streams
There are fewer than how many species of hornworts
100
100,000
100,000,000
100,000,000,000
If you look closely, you'll see what kind of strutures growing out of hornworts
curved
straight
sharp
hornlike
Hornworts grow in what kind of substrait and are mixed with what type of plants
moist soil, grass plants
dry and rocky soil, flowering plants
sand, grass plants
sand, flowering plants
Seedless vascular plants are characterized by
vascular tissues
spores
round leaves
no seeds
Vascular plants are characterized by
large size
strength (because of vascular tissues)
thick cell walls (also contribute to strength)
rhizoids instead of roots
stability
There are more than how many species of ferns
12
120
1,200
12,000
Ferns can be small, but can also reach up to how many meters tall
5
50
500
5,000
Like other vascular plants, ferns have _________, ___________ and _______________.
stems, roots, trunks
stems, roots, chlorophyll
stems, roots, leaves
none
The _______ of most ferns are __________.
roots, overground
stems, underground
roots, underground
stems, overground
Leaves grow upward from the top side of the stems, while roots grow downward from the bottom of the stems.
True
False, downward, upward
________ and _______ enter the root's vascular tissue and travel though the tissue into the stems and leaves.
Water, minerals
Soil, minerals
Water, soil
Water, vitamins
The fern's leaves, or ___________, are divided into many smaller parts that look like small leaves.
worts
livers
liverworts
fronds
The upper surface of each frond is coated with a _______ that helps the plant retain water.
wax
cuticle
nail bed
film
In many ferns, the developing leaves are ________ at first.
firled
fiddled
fluted
coiled
Because they resemble the top of a violin, the young leaves of a fern are often called ____________.
violas
fiddleheads
bows
banjos
Fiddleheads uncurl as the fern matures.
True
False, curl
Club mosses and horsetails are seedless vascular plants.
True
False, are not
Like ferns, club mosses and horsetails have _______ _________, ___________ and _____________.
true stems, roots, leaves
true stems, trunks, leaves
false stems, trunks, leaves
fiddleheads, curling, leaves
However, there are relatively _______ species of club mosses and horsetails alive today.
abundant
few
both
none
Club mosses usually grow in _________ ____________ and ___________ _______________.
dry woods, near streams
dry woods, near rivers
moist woodlands, near streams
none
There are about ____ species of horsetails on Earth today.
3
30
300
3000
The whorled pattern of growth somewhat resembles a horse's tail in ferns.
True
False, horsetails
The stems of horsetails contain ___________ a gritty substance also found in sand.
silicone
silica
marble
quartz
Another common name for horsetails is hair brushes.
True
False, scouring brushes
Seed plants outnumber seedless plants by more than 2 to 1.
10 to 1
100 to 1
20 to 1
200 to 1
Seed plants are used in ______________ (rice, peas and squash).
food
industry
computers
trash
Seed plants are used to make clothing (cotton, flax).
True
False, are not
_________ are built from seed plants (oaks, pines, or maple trees).
cars
appliances
homes
all
In addition, seed plants produce much of the ____________ we breathe.
carbon dioxide
helium
nitrogen
oxygen
Seed plants share 2 important characteristics which include:
They have vascular tissues.
They use pollen and seeds to reproduce.
Both
None
In addition, the bodies of all seed plants have roots, stems and leaves.
True
False, do not have
Most seed plants life on ________.
earth
mars
land
ocean floors
Seed plants can live in a variety of environments. Seed plants do ________ need water for sperm to swim to the egg so instead they produce ________.
indeed, pollen
not, pollen
indeed, flowers
indeed, stamen
___________ are tiny structures that contain the cells that will later become _______ cells.
Seeds, pollen
Seeds, egg
Pollen, sperm
Pollen, egg
Pollen delivers sperm cells directly near the eggs.
True
False
After sperm fertilize the egg, ________ develop.
fruits
vegetables
pollen
seeds
A seed is a structure that contains a ______ ________ inside a protective covering.
male plant
female plant
mature plant
young plant
Seeds protect the young plant from drowning out.
True
False, drying
A __________ is a seed plant that produces naked seeds.
gymnosperm
sperm
pollenate
all
The seeds of gymnosperms are referred to as _________ because they are not enclosed by a protective _________.
clothed, fruit
clothed, shell
naked, fruit
naked, shell
Many gymnosperms have ___________ or _____________ leaves and deep-growing ____________ systems.
feather like, scale like , root
needle like, scale like, root
none
Gymnosperms are the _______ types of seed plants.
youngest
newest
oldest
none
According to the fossil record, gymnosperms appeared on Earth about ________ million years ago.
30
300
360
600
There are ____ types of gymnosperms that exist today.
1
2
3
4
Grown mainly in tropical and subtropical areas and look like palm trees with cones that can grow as large as a football.
cycads
conifers
ginkgos
gnetophytes
Cone-bearing plants that are the largest and most diverse group of modern gymnosperms.
cycads
conifers
ginkgos
gnetophytes
Most conifers are __________, meaning they keep their leaves or needles year round.
nevergreens
pines
evergreens
none
Today only one species exists and they are planted along city streets because they can tolerate air polllution.
ginkgos (biloba)
conifers (biloba)
cycads (biloba)
none
Live in hot deserts and in tropical rainforests. Some are trees, shrubs or vines.
conifers
cycads
gnetophytes
ginkgos
Angiosperms are flowering plants that share 2 characteristics:
They produce leaves
They produce flowers
They produce seeds enclosed in shells
They produce seeds enclosed in fruits
Angiosperms live almost everywhere on Earth and they grow in
frozen areas in the Artic
tropical junges
barren deserts
all
A few angiosperms, such as _____________ trees, live at the ocean's edge.
mango
mangrove
sea weed
sea grape
Angiosperms are divided into 2 groups:
monocods
dicods
tricods
quadripods
Cot is short for ________ which is a seed leaf that provides food for the embryo.
cotton
cotyledon
coyotedon
none
Mono means one and di means two.
True
False
Monocots are angiosperms that have only one _______ ________.
fruit leaf
seed leaf
nut shell
none
Corn, wheat, rice, lilies and tulips are examples of
Monocots
Dicots
both
none
Dicots produce seeds with 2 seed leaves.
True
False
Roses, violets, dandelions, oak and maple trees, beans and apples are examples of:
Dicots
Monocots
Tricots
None
