WorksheetsScience Practice Quiz 1
Total questions: 25
Worksheet time: 13mins
In what organism is radiant energy from the sun being converted into chemical energy?
a bird
a worm
grass
a rock
A student breaks a flask during a lab. What is the first thing the student should do?
Tell the teacher.
Grab a broom and dustpan.
Tell his lab partner.
Throw it away before the teacher finds out.
What do the arrows represent in a food chain?
What is being eaten.
What is eating.
Dominance.
The flow of energy.
A teacher fills a sealable bag with jelly, colored beads, and various hard candies to model a cell. Which of the following cannot be shown in this model?
The organelles of the cell.
The flexibility of the cell.
The nucleus of the cell.
The absorption of nutrients.
An experiment was done to test the effect of water poured onto hot metal. Which tool would be used to measure the transfer of energy between the hot metal and the waterl?
a spring scale
a balance
a thermometer
a spectrometer
Energy stored in food is __________; as it is digested the food releases __________ energy for motion.
chemical; thermal
chemical; mechanical
radiant; mechanical
thermal; radiant
Which of these does NOT explain a physical change in digestion?
teeth tearing food into smaller pieces
tongue shaping food as it pushes it into the esophagus
saliva in the mouth breaking down starch
food being broken down by stomach muscles
Some animals migrate across Africa in search of resources, such as grass for food. A drought would most likely cause a migrating animal to...
migrate shorter distances
migrate farther distances
produce a larger heard
start eating meat as their primary food source.
Which of these is an unsafe practice in the lab?
inhaling a substance
watering a flower without using gloves
wearing goggles while mixing chemicals
using a stirring rod to stir liquids
A student needs to conduct an experiment with a chemical that is known to irritate the nose and throat. What safety procedure should be followed?
use tiny amounts of the substance
add water to the substance
perform the experiment under a vent hood or in a well-ventilated area
store the substance in a dark-colored container
A pair of students are using this equipment. What activity are they doing?
finding the area of the classroom
determining the speed of a rolling ball
making an atomic model
measuring the density of a solid
Which shows an organ applying a force?
a gallbladder squeezing bile into the small intestine
the eyes sending a signal to the brain
kidney's filtering
saliva in the mouth breaking down food
Longhorn cavern in Texas was created when limestone was carved out by running water, making its walls mostly smooth. This process is best described by which of the following?
weathering
erosion
deposition
filtration
80% of our groundwater is used for which of the following activities?
irrigating crops
supplying water to houses
water supply for swimming areas
water supply for car washes
In recent years there have been many agencies planning manned trips to Mars. Why is traveling to Mars so difficult?
temperatures in space
distance between planets
no landing runway on Mars
erratic motion of the planets
Where would the greatest amount of biodiversity be found?
in the center of a pond
next to concrete
freshly plowed field
near a stream with rocks, flowing water, and vegetation
Which of the following is true about ecological succession?
succession leads to equilibrium in an ecosystem
succession prevents ecosystems from reaching equilibrium
there is no relationship
succession and equilibrium are the same thing
Which type of dispersal is most likely used by this organism?
animal
wind
water
gravity
Blubber in arctic animals is an internal structural adaptation that allows animals to be successful in the environment. What function does blubber perform?
it makes the animal look larger to intimidate predators
allows for better balance
provides more friction
protects the animal from the freezing temperatures
Which organisms have large, central vacuoles?
plants
animals
virus
fungi
The cell wall is similar to which body system?
Nervous
Digestive
Respiratory
Integumentary
Which of these traits cannot be inherited?
height
eye color
spoken language
freckles
In sexual reproduction, how many genes does an offspring get for each trait?
0
1
2
3
Which of the following is least likely to affect the phenotypes of an organism?
nucleus
genes
chromosomes
vacuoles
Based on cell theory, what do these organisms have in common?
reproduce spontaneously
they are all made of cells
they can all photosynthesize
they are all made of the same atoms
