26 questions
Oldest individual trees on earth
bristlecones pines
conifer
hardwood trees
pollen cones
seed cones
Male cones which are generally softer and
harder to see than female cones
bristlecones pines
conifer
hardwood trees
pollen cones
seed cones
Angiosperm tree which has dense, heavy
wood
bristlecones pines
conifer
hardwood trees
pollen cones
seed cones
The most common group of gymnosperms
which produce seeds that are nestled on the
slats of an open cone
bristlecones pines
conifer
hardwood trees
pollen cones
seed cones
Tree that stays green all winter
bristlecones pines
evergreen
hardwood trees
pollen cones
seed cones
Gymnosperm tree which is used frequently
for furniture because it is light and easy to cut
and sand
softwood tree
evergreen
hardwood trees
pollen cones
seed cones
Female cones which produce seeds
softwood tree
evergreen
hardwood trees
pollen cones
seed cones
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
Each seed in a pinecone is attached to a little wing, called a _____,
which will help it float to a new area to grow a new tree.
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
The name ________ means cone-bearer.
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
Two kinds of conifer that do not produce cones are the _____
and the ______.
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
Two kinds of conifer that do not produce cones are the _____
and the ______.
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
The yew produces an________, which is a fleshy covering for a seed that
looks like a fruit, but which is sometimes called a _______ fruit.
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
One type of gymnosperm that is not a conifer is the _________,
which produces cones in the center of its whorls of palm-like leaves.
Word Bank
aril
juniper
conifer
key
cycad
yew
ginkgo
false
Another type of gymnosperm that is not a conifer is the _________, which has
broad, flat leaves like an angiosperm but which produces uncovered seeds.
The world’s oldest living tree has been around since the time of Noah.
True
False
The female ginkgo plants are popular for decoration.
True
False
The soft wood and “A” shape of conifers make their branches more likely
than those of angiosperm trees to break off from the weight of a heavy snow.
True
False
Before 1691, the ginkgo plant was thought to be extinct, but then a single
species, Ginkgo bilbao, was discovered in Japan.
True
False
Although most conifers have male and female cones on the same tree,
junipers have male trees producing pollen and female trees producing eggs.
True
False
Yews have a natural chemical in them called “taxol,” which can be effective
in treating certain kinds of cancer.
True
False
Pinecones open up to release their seeds on wet, cold days.
True
False
Although forest fires can cause a lot of damage, they can also be beneficial
to a forest.
True
False
Once the pollen reaches the eggs in a female cone, it takes about a week for
the egg to be completely fertilized in order for the seed to form.
True
False
A
Needle-like leaves
Scale-like leaves
Awl-like leaves
B
Needle-like leaves
Scale-like leaves
Awl-like leaves
C
Needle-like leaves
Scale-like leaves
Awl-like leaves