Worksheets7th Fall Exam Review
Total questions: 14
Worksheet time: 9mins
In an undisturbed sequence of sedimentary rocks, which layer would be the youngest?
5
6
2
1
Which statement best describes the function of the esophagus in the digestive system?
It grinds and mixes food into a liquid form.
It carries food and liquids from the pharynx to the stomach using muscle contractions.
It produces digestive enzymes that break down proteins.
It absorbs water and nutrients from digested food.
What type of plate boundary is characterized by the creation of new oceanic crust as plates separate?
convergent
subduction
transform
divergent
What is the primary function of the peripheral nervous system?
to control voluntary movements of the arms and legs
to carry messages to and from the central nervous system
to regulate the body’s internal environment automatically
to produce and secrete hormones
Which of the following is a key role of the circulatory system?
to deliver oxygen to body tissues
to break down carbohydrates
to create red blood cells
to regulate sleep cycles
Which small, rocky, celestial body falls directly into Earth’s atmosphere, becoming a bright streak of light?
asteroid
comet
meteor
Kuiper belt object
What type of muscle is responsible for moving food through the intestines?
smooth
cardiac
digestive
skeletal
What happens to the gravitational force between two planets when the distance between them increases?
It increases.
It decreases.
It stays the same.
The body contains _____________ bones.
300
80
126
206
What type of organisms are responsible for recycling dead material in an ecosystem?
carnivores
decomposers
producers
scavengers
Which of the following are examples of surface water pollution? Select all that apply.
sewage discharged into a river
trash swept into a stream from a storm drain
oil leaking into a lake from a boat
Which statement describes the function of the human body system in the diagram?
Breaks down food into nutrients that the body obsorbs.
Controls and coordinates all bodily functions.
transports the blood throughout the body that carries oxygen and nutrients.
supplies oxygen to blood and removes carbon dioxide from blood.
An image of the Earth-moon-sun system is shown. The moon remains in orbit around Earth because of the force of —
Earth’s rotation
the moon’s rotation
Earth’s gravity
the sun’s gravity
