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Name: 
 

TAKS Reveiw Quiz: Objective 1


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
What is the best tool for collecting epithelial cells from inside of the cheek?
a.
A finger
c.
A cotton-tipped swab
b.
A pipette
d.
A blunt pair of scissors
 

 2. 
If a student's clothing catches fire, what should be the student's immediate response?
a.
Stop, drop, and roll on the ground.
b.
Hold perfectly still to avoid fanning the flames.
c.
Remain calm and walk to an emergency shower.
d.
Have other students smother the flames with their hands.
 

 3. 
For a field study, a student traps bats in nets, then weighs and measures them. What is the most important piece of safety equipment for this activity?
a.
Nylon rope
c.
Safety goggles
b.
Lead apron
d.
Leather gloves
 

 4. 
When students are working in the laboratory area, they should tie back long hair and secure loose-fitting clothing. These safety rules are necessary in order to
a.
prevent burns.
c.
avoid animal bites.
b.
avoid eye injury.
d.
prevent electrical shock.
 

 5. 
A student gets a chemical in his eyes. What should the student do?
a.
Use the safety shower.
c.
Ask to go to the bathroom.
b.
Use the eyewash station.
d.
Wipe his eyes with a tissue.
 

 6. 
Which of these gives students specific information about a chemical compound?
a.
DMSO
b.
MSDS
c.
NAEP
d.
NFPA
 

 7. 
A student collecting plant specimens on the school grounds finds an interesting insect. Which of these is the safest procedure for the student to follow in order to find out what the insect is?
a.
Ask the teacher to come look at the insect.
b.
Find a container and then use it to take the insect to the teacher.
c.
Tell the teacher about the insect the next day in class and get a proper container.
d.
Get the special bug box from the classroom and use it to take the insect to the teacher.
 

 8. 
A student observes two identical fish tanks. Each tank has three guppies and several live plants. Two people are in charge of changing the water in the tanks every week. One person forgets to change the water in one tank (Tank B). Next week, the plants in Tank B seem to be growing faster than those in Tank A. The student hypothesizes that nutrients from fish waste, which are primarily a result of the breakdown of proteins, are helping the plants in Tank B grow better. To test this hypothesis, what should the student test for?
a.
Salt
c.
Ammonia
b.
Sugar
d.
Dissolved oxygen
 

 9. 
Which of these questions does the graph shown answer?
mc009-1.jpg
a.
How many eggs do crickets lay?
b.
Are all female crickets the same size?
c.
Do male crickets prefer larger females?
d.
Do larger crickets lay more eggs than smaller ones?
 

 10. 
A group of students wants to determine the metabolic rate of a plant in a closed container. Which of these meters should the students use to measure this rate?
a.
pH
b.
CO2
c.
Alkalinity
d.
Phosphate
 

 11. 
A group of students devises an investigation to see whether coarse sawdust or fine sawdust absorbs oil better. The students plan to use 50 mL of oil and 10 g of sawdust, and they plan to conduct the investigation at room temperature. This investigation has a dependent variable and an independent variable. Which of these is the independent variable?
a.
Temperature
c.
Time elapsed
b.
Volume of oil
d.
Coarseness of sawdust
 

 12. 
Multiple generations are needed to study genetics. Which of these would be the best choice for studying genetics in a classroom setting?
a.
mc012-1.jpg
c.
mc012-3.jpg
b.
mc012-2.jpg
d.
mc012-4.jpg
 

 13. 
To measure the density of an egg, what equipment should a student use?
a.
A beaker and a meter stick
b.
A microscope and a thermometer
c.
A spring scale and a measuring tape
d.
A graduated cylinder and an electronic balance
 

 14. 

mc014-1.jpg
A student filled a cylinder with 50 ml of water and then placed a frog inside. Wha tis the approximate volume of the frog?
a.
15 ml
b.
25 ml
c.
50 ml
d.
65 ml
 

 15. 
Owls regurgitate owl pellets, the undigested fur and bones of their prey. What type of data could a scientist collect from examining owl pellets?
a.
The diet of the prey
c.
The kind of prey the owl ate
b.
The health of the prey
d.
The location where the owl ate the prey
 

 16. 

mc016-1.jpg
What is the tail length of the mouse shown in the picture?
a.
15.2 mm
b.
61 mm
c.
91 mm
d.
152 mm
 

 17. 
Students design an investigation to collect information on the rate of
photosynthesis in the aquatic plant Elodea. From the setup for this investigation,
which of these would best help the students determine the rate of
photosynthesis?
mc017-1.jpg
a.
Count the number of bubbles per minute.
b.
Weigh the plant before and after the experiment.
c.
Test the pH of the water in the container every day for a week.
d.
Measure the time it takes a bubble from a leaf to reach the surface.
 

 18. 
Students placed 30 sowbugs in a box with 4 different environments. The bugs
moved about and chose their final environment. The students then recorded the
results. Based on the data shown, where would be the best place to search for
sowbugs?
mc018-1.jpg
a.
On the rim of a bird bath
c.
Under a shingle on the doghouse
b.
Under a board in the garden
d.
On top of a brick wall in the garden
 

 19. 

mc019-1.jpg
The graph provided shows the population of fur seals after people reintroduced
them to St. Paul Island in 1910. According to the graph, what was the most likely
number of breeding males in 1960?
a.
4,000
c.
10,000
b.
8,000
d.
12,000
 

 20. 

mc020-1.jpg
The map provided shows the expansion of the cattle egret population after they
arrived in South America from Africa. According to the map, where in North
America are the cattle egrets most likely to appear next?
a.
Area A
b.
Area B
c.
Area C
d.
Area D
 

 21. 

mc021-1.jpg
From the information in the data chart provided, which plant would likely be most
effective at breaking down sewage at a water treatment plant?
a.
Cattail
c.
Water lettuce
b.
Pennywort
d.
Water hyacinth
 

 22. 
mc022-1.jpg
From the data chart shown, heavy metals most likely have a negative effect on
which body system of fish?
a.
Immune
c.
Circulatory
b.
Nervous
d.
Respiratory
 

 23. 

mc023-1.jpg
A student does an investigation to find out which nutrients plants need. From the picture, a student can conclude that the plants
a.
obtain their carbon from the air.
b.
require calcium to grow normally.
c.
cannot grow in the presence of zinc.
d.
need silver, carbon, zinc, and calcium to grow.
 

 24. 

mc024-1.jpg
A scientist wants to study the impact of wolves on a mountain sheep population. The scientist collects skulls from mountain sheep that wolves preyed on, and determines the age of each sheep at death. The graph provided shows the results. Based on the data shown in this graph, the scientist concludes that wolves
a.
prey mostly on the old and very young.
b.
limit the size of the mountain sheep population.
c.
are the main cause of death among mountain sheep.
d.
drove the sheep population to extinction after 15 years.
 

 25. 
mc025-1.jpg
Barn owls are common in Texas and Europe. Which conclusion do the data in
the chart provided best support?
a.
Older birds die more often than younger birds.
b.
Older birds learn to avoid dangers in the environment.
c.
If owls can escape injury from cars, they can live a long time.
d.
Europe is a more dangerous place for barn owls than Texas.
 

 26. 

mc026-1.jpg
A student grows the aquatic plant Spirodela oligorrhiza with different sources of
nitrogen. Which conclusion does this graph support?
a.
Spirodela oligorrhiza prefers ammonium over nitrites and nitrates.
b.
Spirodela oligorrhiza cannot utilize ammonium as a nitrogen source.
c.
Spirodela oligorrhiza grows faster in nitrates and then uses up nitrites.
d.
The lower the nitrate level in the water, the faster Spirodela oligorrhiza grows.
 

 27. 

mc027-1.jpg
Which conclusion does the graph provided best support?
a.
Flight muscles need to "warm up" to allow flight.
b.
Insects cannot fly at night because it is too cold.
c.
It takes five minutes for moths to warm up enough to fly.
d.
Moths fly more slowly when it is cold than when it is warm.
 

 28. 

mc028-1.jpg
Students measured the width between the web strands of orb weaver spiders
and the length of the spiders' legs. They generated a graph from their data.
Which conclusion is supported by this data?
a.
Smaller spiders have smaller webs in relation to leg size.
b.
Larger spiders have shorter legs in relation to web strand width.
c.
The leg length of the spider when compared to the strand width is completely random.
d.
There is a direct relationship between the web strand width and the
spider's leg length.
 

 29. 
When a science teacher tells you to smell unknown matter, what is the safest practice?
a.
Waft gently
c.
Close one nostril
b.
Seal it in a bottle
d.
Hold it under the nose
 

 30. 
Lab students wearing goggles are using a Bunsen burner to heat a solution in a 150-mL beaker. They use a thermometer to be sure the solution is heated to exactly 80C. Which is the safest way to get an accurate temperature measurement?
a.
Have one student hold the beaker while another student holds the
thermometer in the beaker.
b.
Secure the beaker on a ring stand and secure and suspend the
thermometer inside the beaker with a clamp.
c.
Secure the beaker on a ring stand while another student holds the
thermometer inside the beaker.
d.
Have one student hold the beaker stand and secure and suspend the
thermometer inside the beaker with a clamp.
 

 31. 
What is the most important set of procedures to follow when a student's clothing
or skin comes into contact with an acid or a base during lab?
a.
Notify the teacher and wipe the affected area with a towel.
b.
Use a base to neutralize the acid on the affected area and notify the
teacher.
c.
Notify the teacher and immediately begin flushing the affected area
with water.
d.
Immediately begin to look around for baking soda to put on the
affected area and notify the teacher.
 

 32. 
Students are doing an investigation using acids and bases. They are selecting
materials they need. Which of these would be best to make precise
measurements of the amounts of acids and bases used?
a.
mc032-1.jpg
c.
mc032-3.jpg
b.
mc032-2.jpg
d.
mc032-4.jpg
 

 33. 
Students are testing the pH levels of different substances. Which of these would
provide the most accurate pH measurement?
a.
pH meter
c.
Litmus paper
b.
pH paper
d.
Red cabbage juice
 

 34. 
Which of these is the most testable hypothesis?
a.
The mosquitoes that carry disease are ugly.
b.
One hundred thousand mosquitoes live in ponds.
c.
If a mosquito carrying malaria bites a person, the person will get malaria.
d.
Mosquitoes of different sizes and shapes have different scientific names.
 

 35. 

mc035-1.jpg
What type of question can a student answer using the data in the diagram?
a.
What type of nail can be used to make an electromagnet?
b.
Why does the wire around the nail produce an electromagnet?
c.
How does the type of wire affect the strength of an electromagnet?
d.
Does the number of wire coils change the strength of an electromagnet?
 

 36. 
Science students want to measure how the volume changes when water mixes with alcohol. The best way to measure the difference in volume is to pour 10 mL of alcohol into 10 mL of water in
a.
a beaker with 50-mL marks.
b.
a beaker with 100-mL marks.
c.
a graduated cylinder with 0.1-mL marks.
d.
a graduated cylinder with 1.0-mL marks.
 

 37. 
Some students need to measure how far a model car has moved across the gym floor. Which of these would be the best unit of measurement to record the distance across the floor?
a.
Meters
b.
Seconds
c.
Kilometers
d.
Millimeters
 

 38. 

mc038-1.jpg
The pictures show a graduated cylinder that contains water. A pebble is added to the cylinder to find the pebble's volume. What is the volume of the pebble?
a.
24 mL
b.
26 mL
c.
36 mL
d.
40 mL
 

 39. 
A group of lab partners is calculating the density of the mass of metal samples.
They measure the mass of a piece of copper to be 36.73 g on a triple-beam
balance. They measure the volume of the submerged copper as 4.2 mL by using
displacement in a graduated cylinder. What is the density of the copper sample,
calculated to the correct precision, according to the precision of the two
measurements taken?
a.
8.7 g/mL
b.
8.74 g/mL
c.
8.745 g/mL
d.
8.7452 g/mL
 

 40. 
The picture shows a view of some cubic crystals and three lines on a transparent
ruler as seen through a microscope. The lines are 1 millimeter apart. About how
long is a side of one of the crystals?
mc040-1.jpg
a.
0.25 mm
b.
0.5 mm
c.
1.0 mm
d.
2.5 mm
 

 41. 
Some students collected measurements on the speed of two types of toy cars.
They ran three trials for each car. Which of these is the best way to organize the
data the students collected?
a.
mc041-1.jpg
b.
mc041-2.jpg
c.
mc041-3.jpg
d.
mc041-4.jpg
 

 42. 
This graph shows the relationship between volume and pressure of gases
mc042-1.jpg
Which of these would be an inference based on the graph?
a.
If the pressure reaches 120 kPa, the gas volume will be 120 mL.
b.
If the pressure is lower than 20 kPa, the gas will have no volume.
c.
If the gas volume is decreased to 0 mL, the pressure would be 0 kPa.
d.
If the gas volume is increased to 120 mL, the pressure will be less than 60 kPa.
 

 43. 
Lab students are testing the maximum solubility of crystals of potassium nitrate
(KNO3) in 20 mL of water at various temperatures. They find that:
• 4.2 grams of KNO3 dissolve at 20°C
• 5.7 grams of KNO3  dissolve at 40°C
• 7.0 grams of KNO3  dissolve at 60°C
Which of these is a valid conclusion the students can make from these data?
a.
KNO3 is equally soluble at various temperatures.
b.
KNO3 is increasingly soluble at lower temperatures.
c.
KNO3 is increasingly soluble at higher temperatures, but less mass dissolves for each 20°C increase in temperature.
d.
KNO3 is uniformly soluble as temperatures increase; the same increase in mass dissolves for each 20°C increase in temperature.
 

 44. 

mc044-1.jpg
mc044-2.jpg
The picture shows a pendulum at different heights above its lowest point. The
table shows the pendulum's speed, potential energy, and kinetic energy at each
point. According to the data, which of these is most likely when the lowest point
of the swing is reached?
a.
Energy will be increasing in the system.
b.
Total energy in the system will be 0.8 joules.
c.
Kinetic energy of the pendulum will be 0 joules.
d.
Potential energy of the pendulum will be at its greatest.
 

 45. 
Conclusions typically come at the end of an experiment write-up. Which of these
would be included in a conclusion?
a.
The controlled variables used
b.
The steps taken in the experiment
c.
Whether the results support the hypothesis
d.
Graphs and calculations from the experiment
 

 46. 

mc046-1.jpg
Which of these could a student infer from information in the graph?
a.
KCl dissolves best at lower temperatures.
b.
The solubilities of NaCl and KCl are the same.
c.
The solubility of KNO3 has the biggest change.
d.
Heating changes the solubility of NaCl significantly.
 

 47. 
Students tested a river that ran through a rural area and a large urban city. The
graphs show the data they collected.
mc047-1.jpg
Which of these is a valid conclusion for this data?
a.
The rural part of the river is faster than the urban part.
b.
Urban areas have more sediment runoff than rural areas.
c.
The rural part of the river carries more sediment than the urban part.
d.
Cloudiness is an indicator of pollution levels in the different parts of the river.
 

 48. 
Scientists theorized that the Earth was spherical even before one of Ferdinand
Magellan's ships sailed around the world in 1522. Which of these observations
made by 16th century scientists best supports the idea that the Earth is a
sphere?
a.
The constellations in the summer are not all the same as those in the winter.
b.
When the moon passes between the Earth and the Sun, a solar eclipse occurs.
c.
The Sun rises and sets every day, but not in the same place throughout the year.
d.
The masts of tall ships are visible after the main part of the ship disappears over the horizon.
 

 49. 
For 150 years scientists held the theory of phlogiston. According to this theory, all substances that can burn contained phlogiston. During burning, the phlogiston
was destroyed. Scientists discarded this theory because of the discovery of
a.
the need for oxygen to support combustion.
b.
spectral analysis as a way to identify heated elements.
c.
a way to measure the amount of heat released during burning.
d.
different temperatures within the flame of a burning substance.
 

 50. 
Students found that a scientist had a hypothesis that metals react differently
depending on where they were located on the periodic table. These students did
a lab on the reactivity of different metals with cold water. Here are their results:
mc050-1.jpg
Which of these could the students use to support this hypothesis?
a.
Students found that the 1A family is very reactive.
b.
Students described the reaction of aluminum with water.
c.
Students found that elements in group 3A are very reactive.
d.
Students decided that magnesium and lithium would react the same.
 

 51. 
John Dalton developed an atomic theory to describe how atoms combine into
compounds. In his work with gases, he noticed that the behavior of gas
compounds closely matched the kinetic theory of his day. What is the effect on
one scientific theory when observations from another theory appear to agree?
a.
The theory may become a scientific law.
b.
The hypothesis may be applied to many other theories.
c.
The theory may be given a hyphenated name to reflect both scientists' contributions.
d.
The hypothesis may be revised to make more specific predictions that reflect both theories.
 

 52. 

mc052-1.jpg
Study the cell phone advertisement shown. Which of these is true, based on this
cell phone ad?
a.
These phones were tested under water.
b.
Certain colors of phones operate better than others.
c.
This company has better service than other companies.
d.
Claims about this product should be verified by people who have used it.
 

 53. 

mc053-1.jpg
In evaluating the ad, due to the law of conservation of energy which of these is most likely to happen when a person holds the Magic Plastic Heat?
a.
The hand will feel colder.
b.
Plastic will increase in size.
c.
Air temperature will decrease.
d.
Moisture in the hand will increase.
 

 54. 
A student reads an advertisement for a children's multivitamin. The ad states that
the multivitamin provides "100% of the U.S. minimum daily requirement of iron
for children." Which of these is the best inference the student can make about
the iron content of this multivitamin product for individual use?
a.
It is entirely adequate because it has 100% of the minimum daily requirement.
b.
It is of unknown value because the information about it comes from an advertisement and has no scientific merit.
c.
It may be adequate for children, but the student should check the
label for weight and age ranges before using this product.
d.
It will be entirely adequate because the minimum daily requirement is a standard in the U.S.
 



 
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