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Science Mid-Term Review

Total questions: 31

Worksheet time: 47mins

Name
Class
Date
1.
A protist that makes its own food
a)
producer
b)
decomposer
c)
consumer
d)
parasite
2.
Rhizoids are:
a)
an underground stem from which new leaves and roots grow
b)
a rootlike structure that holds nonvascular plants, such as mosses, in place. They help the plants get water and nutrients.
c)
organisms that cannot make their own food
d)
the protist that causes the disease malaria
3.
Chloroplast is a plant cell part that captures ____ from the sun to make food.
a)
root hairs
b)
green pigment
c)
a tan
d)
light energy
4.
Sperm of seedless plants, such as ferns, swim through ___ to fertilizer an egg.
a)
the pollen tube
b)
the air
c)
water
d)
Atlantic Ocean
5.
A ______ is a protist that invades another protist to get the nutrients that it needs.
a)
parasite
b)
fungi
c)
flower
d)
conifer
6.
A protist that cannot make its own food
a)
filament
b)
hypha
c)
hetertroph
d)
stoma
7.
_____ and green algae might share a common ancestor. They have similar cell walls. Green algae and this organism make their own food through photosynthesis. Both store energy in the form of starch. They both have a two-stage life cycle. Because of these similarities, some scientists think that green algae and this organism share a common ancestor.
a)
viruses
b)
bacteria
c)
animals
d)
plants
8.
____ is the male part of the flower and the ___ is the female part of a flower
a)
stamen, pistil
b)
pistil, stamen
c)
filament, ovule
d)
ovule, filament
9.
A gymnosperm is a seed plant that does not ____
a)
provide shade
b)
produce seed
c)
grow
d)
flower
10.
The _____ protects the plant from water loss.  Carbon dioxide enters the plant’s leaves through the_____. It is an opening in the leaf’s epidermis and cuticle.
a)
cotyledon, growth rings
b)
cuticle, stoma
c)
fiddlehead, rhizoids
d)
chlorophyll, transpiration
11.
Photosynthesis is the process by which plants make their own food from _____ and ______.
a)
carbon dioxide and oxygen
b)
glucose and oxygen
c)
oxygen and light energy
d)
carbon dioxide and water
12.
Mosses have leafy stalks and ____. It is a root like structure that holds nonvascular plants in place. They help the plants get water and nutrients.
a)
rhizoids
b)
cuticle
c)
dicot
d)
pistil
13.
_______absorbs many of the sun's wavelengths. But it reflects more wavelengths of green light than wavelengths of other colors of light. So, most plants look green.
a)
plantlets
b)
tubers
c)
evergreen
d)
Chlorophyll
14.
An inactive seed is a ________ seed
a)
dormant
b)
deciduous
c)
host
d)
herbaceous
15.
Virus is a tiny particle that gets inside a cell and often ____ the cell
a)
repairs
b)
destroys
c)
becomes
d)
splits
16.
Like living things, viruses contain and ______ genetic material. But viruses don’t act like living things. They can’t eat, grow, break down food, or use oxygen.
a)
starch
b)
glucose
c)
protein
d)
oxygen
17.
A virus can reproduce only inside a living cell that serves as a _______.
a)
bacteria
b)
stoma
c)
host
d)
mycelium
18.
The one thing that viruses do that living things also do is make more of themselves. Viruses attack living cells and turn them into virus factories. This cycle is called the ______ cycle
a)
lytic
b)
virus
c)
host
d)
decay
19.
Fungi are eukaryotic heterotrophs that have  ____cell walls and no chlorophyll.
a)
weak
b)
two
c)
no
d)
rigid
20.
Phytoplankton are free-floating
single - celled _____
a)
plants
b)
algae
c)
fungi
d)
animals
21.
This is the part of the flower that contains the ovules
a)
ovary
b)
stamen
c)
filament
d)
anther
22.
A seed plant that flowers such as roses and gardenias.
a)
gymnosperm
b)
angiosperm
c)
fiddlehead
d)
fibrous root
23.
Helps stop water loss from a leaf
a)
chloroplast
b)
cotyledon
c)
cuticle
d)
xylem
24.
This carries water and minerals.  Transpiration aids in the movement of water and minerals in the ______, but it must be controlled in order to prevent water loss.
a)
stoma
b)
growth rings
c)
rhizome
d)
xylem
25.
This type of plant does not have true roots, stems or leaves.  An example are mosses
a)
non vascular plants
b)
vascular plants
c)
house plants
d)
herbaceous
26.
Sprouting
a)
germination
b)
pollen tube
c)
dormant
d)
troism
27.
A structure through which sperm travel to reach the ovule
a)
green algae
b)
photosynthesis
c)
pollen tube
d)
plantlets
28.
Tiny plants that grow along edges of a leaf
a)
plantlets
b)
tubers
c)
runners
d)
pollen tube
29.
Above ground stems from which new plants grow
a)
tubers
b)
runners
c)
plantlets
d)
pollen tube
30.
Underground stems from which new plants grow
a)
pollen tube
b)
runners
c)
tubers
d)
plantlets
31.
Label F
a)
anther
b)
pistal
c)
petal
d)
sepal