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WorksheetsChapter 8 Review Life
Total questions: 39
Worksheet time: 2hrs 32mins
Name
Class
Date
1.
Poison Ivy growing on a tree by touch.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
2.
A plant growing in response to the sunlight.
a)
Gravitropism
b)
Phototropism
c)
Thigmotropism
d)
Hydrotropism
3.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
4.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
5.
What are the little holes underneath a leaf called?
a)
Ribosomes
b)
Roots
c)
Stomata
d)
Pores
6.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
7.
Changes in an organisms environment that cause a response
a)
Tropism
b)
Hormone
c)
Stimuli
d)
Response
8.
Hormone related to the growth of the plant in response to tropisms
a)
Auxin
b)
Cytokinins
c)
Ethylene
d)
Absisic acid
9.
When the plant responds to gravtiy
a)
Phototropism
b)
Thigmotropism
c)
Gravitropism
d)
Hydrotropism
10.
Pollination occurs when______ travels from the male part of the flower to the female part of the flower.
a)
seed
b)
wind
c)
pollen
d)
roots
11.
When we see growth or a seed sprouts it shows _______.
a)
pollination
b)
sun
c)
germination
d)
reproduction
12.
to begin to grow
a)
germinate
b)
fertilization
c)
pollen
d)
ovule
13.
Which is the most likely reason mosses grow low to the ground?
a)
Their growth is stunted from lack of oxygen.
b)
They are vascular.
c)
They are nonvascular.
d)
They are usually squashed by large animals.
14.
What do water and nutrients travel through in most plants?
a)
Transit system
b)
Vascular system
c)
Cuticle system
d)
Nonvascular system
15.
Which of the following is not a function of a plant's roots?
a)
They are anchors
b)
They absorb water and nutrients from the soil
c)
They store extra food for the plants
d)
All of these are functions of the plant roots
16.
The male reproductive part of a flower is called a
a)
Style
b)
Stigma
c)
Stamen
d)
Stem
17.
What are the three parts of a pistil?
a)
Stigma, Stamen, Ovary
b)
Stamen, Style, Ovary
c)
Stamen, Style, Embryo
d)
Stigma, Style, Ovary
18.
What plant structures contain chlorophyll?
a)
Chloroplasts
b)
Chloropigments
c)
Chloropiles
19.
What is letter G?
a)
Stigma
b)
Style
c)
Ovary
d)
Pistil
20.
What is letter C?
a)
Anther
b)
Filament
c)
Pollen
d)
Stamen
21.
a)
Hydrotropism
b)
Thigmotropism
c)
Phototropism
d)
Gravitropism
22.
Heartwood is found in the___ of plant
a)
Outer layer
b)
Center
c)
Phloem
d)
Cambium
23.
Phloem and Xylem are types of
a)
vascular tissue
b)
roots hairs
c)
cells
d)
surface cells
24.
Which is not a characteristic of a root
a)
absorb water+nutrients
b)
store water+minerals
c)
anchor plant in ground
d)
transport food after photosynthesis
25.
The inactive state of a plant where no growth is taking place is
a)
germination
b)
hibernation
c)
reproduction
d)
dormancy
26.
Responsible for growth of the tree, forms a new ring each year.
a)
Heartwood
b)
Cork Cambium
c)
Cambium
d)
Xylem
27.
Dead portion of the tree that provides strength to the tree & keeps it upright
a)
Heartwood
b)
Cork Cambium
c)
Cambium
d)
Xylem
28.
Thin layer of cells between phloem and bark.
a)
Heartwood
b)
Cork Cambium
c)
Cambium
d)
Xylem
29.
The amount of darkness a plant receives determiners what in many plants?
a)
time of flowering
b)
time of reproducing
c)
time of eating
d)
time of wilting
30.
A plants response in the length of night and day is called
a)
midnight
b)
photoperiodism
c)
hormone
d)
auxin
31.
The number of hours of darkness that dertmines wether or not a plant will flower is called
a)
hormone
b)
irises
c)
lettaceism
d)
critical night length
32.
Dormancy helps plants survive freezing temperatures and the lack of
a)
liquid water
b)
frozen water
c)
moonlight
d)
air
33.
Why do the leaves of some trees change color in autumn?
a)
The chlorophyll in the leaves is breaking down.
b)
The chlorophyll in the leaves is growing.
c)
The plant is old.
d)
The plant is dying.
34.
layer of plant tissue that produces new vascular tissue and grows between xylem and phloem
a)
cambium
b)
heartwood
c)
phloem
d)
stoma
35.
Cells make up.....
a)
Tissues
b)
Organs
c)
Organ systems
d)
more cells
36.
What is transpiration?
a)
Excess water being released from the leaves
b)
Excess sugar being released from the leaves
c)
The way a plant makes its food
d)
When the plant uses sugar for energy
37.
The male parts of the flower including : Anthers and Filaments
a)
Stamen
b)
Pistil
c)
Receptacle
38.
What term refers to a plant growing or moving away from a stimulus?
a)
Touch
b)
Tropism
c)
Dormancy
d)
Development
39.
A plant's response to seasonal changes in the length of night and day is called
a)
midnight
b)
photoperiodism
c)
hormone
d)
auxin
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