Worksheets4th Benchmark/SLT
Total questions: 56
Worksheet time: 3hrs 48mins
Name
Class
Date
1.
22. A(n) ________ is an organism that has been introduced into an ecosystem unnaturally and does not fit into most food chains.
a)
native species
b)
invasive (nonnative) species
c)
naturally occurring species
d)
super common species
2.
21. A group of kangaroo rats is an example of a(n) _______ whose habitat is the desert.
a)
population
b)
organism
c)
ecosystem
d)
community
3.
15. "Humans breed plants and animals so that they will have specific traits" is the definition of _______.
a)
survival of the fittest
b)
natural selection
c)
being picky
d)
selective breeding
4.
20. Any body part or behavior that increases chances of survival and reproduction for an organism is called a(n) ___________.
a)
speeder-upper
b)
natural selector
c)
adaptation
d)
lucky break
5.
19. An ecosystem that can support many different niches will have populations with _____ biodiversity.
a)
high
b)
low
6.
18. What tool do scientists use to name organisms scientifically?
a)
field guide
b)
road map
c)
Punnett square
d)
dichotomous key
7.
16. The maximum number of orgs. an ecosystem can support is called ________.
a)
carrying capacity
b)
biotic potential
c)
limiting factor
8.
14. BLACK FUR DOMINANT! When you cross Bb with Bb, the results will be ______ % black fur.
a)
25
b)
50
c)
75
d)
100
9.
14. BLACK FUR DOMINANT! When you cross Bb with Bb, the results will be ______ % white fur.
a)
25
b)
50
c)
75
d)
100
10.
A disease that cannot be spread from person to person is called _______.
a)
communicable
b)
non communicable
11.
13. Cancer, diabetes, and stroke are ______ diseases.
a)
communicable
b)
non communicable
12.
12. Pink eye is a _____ disease.
a)
communicable
b)
non communicable
13.
12. A cold is a _____ disease.
a)
communicable
b)
non communicable
14.
12. The flu is a _____ disease.
a)
communicable
b)
non communicable
15.
11. You receive 1 chromosome for every trait from each parent. Because of this, chromosomes exist in _______.
a)
singles
b)
pairs
c)
triples
16.
10. The 2 systems that bring nutrients to cells are _____ and _____.
a)
digestive, circulatory
b)
nervous, digestive
c)
circulatory, reproductive
d)
endocrine, repiratory
17.
9. Photosynthesis:
_______ + water= glucose + oxygen.
_______ + water= glucose + oxygen.
a)
sugar
b)
carbon monoxide
c)
hydrogen
d)
carbon dioxide
18.
9. Photosynthesis:
carbon dioxide + ____= glucose + oxygen.
carbon dioxide + ____= glucose + oxygen.
a)
sugar
b)
carbon monoxide
c)
hydrogen
d)
water
19.
9. Photosynthesis:
carbon dioxide + water = ______ + oxygen.
carbon dioxide + water = ______ + oxygen.
a)
sugar
b)
sucrose
c)
hydrogen
d)
glucose
20.
9. Photosynthesis:
carbon dioxide + water = glucose + ______.
carbon dioxide + water = glucose + ______.
a)
sugar
b)
oxygen
c)
hydrogen
d)
glucose
21.
8. Birds, reptiles, fish and ____ all reproduce by laying eggs.
a)
amphibians
b)
mammals
c)
mice
d)
humans
22.
______ metamorphosis stages: egg, nymph, adult
a)
complete
b)
incomplete
23.
______ metamorphosis stages: egg, larva, pupa, adult
a)
complete
b)
incomplete
24.
7. In the _____ stage of incomplete metamorphosis, the insect is capable of reproduction.
a)
egg
b)
nymph
c)
adult
25.
7. The ______ stage of incomplete metamorphosis looks like a small version of an adult that must molt.
a)
egg
b)
nymph
c)
adult
26.
7. The ______ stage of incomplete metamorphosis is laid under a leaf by the female parent.
a)
egg
b)
nymph
c)
adult
27.
6. Which part of the cell is the site of photosynthesis?
a)
nucleus
b)
lysososme
c)
mitochondria
d)
chloroplast
28.
6. Which part of the cell digests old, worn out cell parts and waste?
a)
nucleus
b)
lysososme
c)
mitochondria
d)
chloroplast
29.
6. Which part of the cell provides energy during respiration?
a)
nucleus
b)
lysososme
c)
mitochondria
d)
chloroplast
30.
6. Which part of the cell controls all cell activities?
a)
nucleus
b)
lysososme
c)
mitochondria
d)
chloroplast
31.
5. If a freshwater plant is placed in salt water, what would happen to the plant cells? Remember: SALT SUCKS!
a)
They would lose water and shrink.
b)
They would gain water and swell.
32.
4. Find the mean of the following numbers: 12, 15, 18, 23, 20.
a)
15.6
b)
17.6
c)
14.6
d)
16.7
33.
3. One way to avoid experimental errors is to ______.
a)
test many variables at one time
b)
repeat the exp. multiple times
c)
publish your results quickly
d)
perform the exp. just ONE time
34.
2. The equipment that allows us to see orgs. too small to be seen with our eyes alone is ________.
a)
microscope
b)
microtubule
c)
stethoscope
d)
barometer
35.
1. Experiment: How does container size affect the growth rate of maple trees?
What is the independent variable?
What is the independent variable?
a)
sunlight, soil, water amount, tree species
b)
size of trees
c)
size of container
36.
1. Experiment: How does container size affect the growth rate of maple trees?
What is the dependent variable?
What is the dependent variable?
a)
sunlight, soil, water amount, tree species
b)
size of trees
c)
size of container
37.
1. Experiment: How does container size affect the growth rate of maple trees?
What is constant?
What is constant?
a)
sunlight, soil, water amount, tree species
b)
size of trees
c)
size of container
38.
15. Two examples of selectively bred organisms are ____ and _____.
a)
dogs and cattle
b)
horses and foxes
c)
coyotes and tomatoes
d)
grapes and alligators
39.
17. The _____ cycle is the movement of carbon in the ecosystem. The _____ cycle is the movement of nitrogen in the ecosystem. (What they have in common is they are BOTH CYCLES.)
a)
carbon, nitrogen
b)
nitrogen, carbon
c)
water, carbon
d)
water, nitrogen
40.
During which stage of a human's life does their body become able to reproduce?
a)
adulthood
b)
infancy
c)
childhood
d)
puberty
41.
The biggest impact that smoking has on the body is:
a)
it helps the diaphragm move easily
b)
it increases air movement in the bronchioles
c)
it removes carbon dioxide from the lungs
d)
it damages the alveoli in thelungs
42.
Which biome can be near the Equator BUT gets little rain and has temps that fluctuate from very cold to very hot every day?
a)
deciduous forest
b)
desert
c)
tropical rain forest
d)
wetland
43.
Which event leads to primary succession?
a)
farming
b)
volcanic eruption
c)
taking pictures of an ecosystem
d)
taking soil samples in a forest
44.
In a gap in the forest after a large tree falls, many seedlings will take root and grow quickly. What's this an example of?
a)
parasitism
b)
competition
c)
commensalism
d)
predator/prey relationship
45.
Genetic variation gives variety to a pop. and can _____ their chance for surviving changes.
a)
increase
b)
decrease
46.
Carbon monoxide is an example of a(n) _______.
a)
nucleic acid
b)
element
c)
sugar
d)
compound
47.
Aerobic respiration uses _____ to obtain (get) energy from food.
a)
oxygen
b)
water
c)
carbon dioxide
d)
lactic acid
48.
You should use kilometers to measure ____.
a)
the wing span of a hummingbird
b)
the height of a person
c)
length of an ant
d)
distance from Shreveport to Dallas
49.
You should use grams to measure __________.
a)
the temperature of water
b)
the mass of a gerbil
c)
the height of a person
d)
the mass of a car
50.
How are photosynthesis and respiration related?
a)
they have opposite equations
b)
they have the same equation
c)
they both produce carbon dioxide
d)
they both produce oxygen
51.
What does a Punnett square show?
a)
all of Mendel's discoveries about genetics
b)
only the recessive alleles in a genetic cross
c)
only the dominant alleles in a genetic cross
d)
all the possible outcomes of a genetic cross
52.
Cells in many-celled organisms (like us) ________.
a)
all look the same
b)
all have the same structure (same features)
c)
are usually specialized (do different jobs)
d)
are the same size in every part of the organism
53.
The liver is an organ because it ___________.
a)
maintains homeostasis
b)
is made of different kinds of tissue
c)
contains blood
d)
contains muscle
54.
Which is the most negative effect of agricultural technology on the env.?
a)
It increases oxygen in the air.
b)
It increases crop yield.
c)
It clears large tracts of forests for new farmland.
d)
It caused us to ban the use of DDT (a pesticide, kills pests) in 1972.
55.
Grouping items together that are alike in some way is called ____.
a)
inferring
b)
classifying
c)
predicting
d)
observing
56.
Which question makes for a scientific experiment that cannot be answered scientifically?
a)
How many buds does an average rose bush produce in a summer?
b)
Are pink roses prettier than red roses?
c)
What color rose will be produced by crossing a red with a white flower?
d)
Will fertilizer X produce more growth that fertilizer Y?
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