This General Science Practice Test is comprised of 50 random questions from General Biology, Chemistry, Physics, and Earth Science that will test your ability in accomplishing various important scientific tasks. Please read the questions carefully and choose the correct answer from the choices below. The correct answer will be marked green, otherwise, red. After answering all the questions, share it on Facebook to view the results. Good luck!
Which layer of Earth has the GREATEST density and is solid?
According to Newton’s third law of motion, the strength of a reaction force is ____________________ the strength of the action force.
Most of the mass in an atom is made up of _____________________?
Which statement is correct?
Vitamin D can be obtained from _______________.
The current explanation for the geologic processes behind the Ring of Fire is that large pieces of the Earth's surface, called plates, are moving around. What is the name for the field of study which investigates this motion?
Of the planets below, which has the largest number of satellites?:
What it the process called when acids and bases react to form salt?
The transfer of heat by the movement of a fluid is called
In vulcanization, natural rubber is heated with:
Ptyalin is an enzyme produced in the:
A battery operated DVD player uses 12 volts from AA batteries and draws a current of 3 amperes. What is the resistance?
Carbon dioxide is called a greenhouse gas because:
Natural radioactivity was discovered by:
Which correctly places the stages of mitosis in order?
Which symbiotic relationship is described by one individual benefiting and the other being neither harmed nor benefited?
Fill in the blanks: Proteins are made of different ____________ which are arranged in different orders, or _________________.
Sound of frequency below 20 Hz is called:
Which of the following items could best be called biodegradable?
What happens when two forces act in the same direction?
Metamorphic rock forms as a result of:
Distillation is the process of separating liquids by using _____.
Which is/are the important raw material(s) required in cement industry?
The diagram shows two types of movements of Earth's crust. What feature of the ocean floor develops in the region labeled A?
Which one of the following is a source of methane emission into the atmosphere?
What is the greenhouse effect?
The living material comprising the bulk of a cell is called the:
Emma believes viruses are not living organisms while Kayla believes viruses are living organisms. Who is correct and why?
Which two substances can be mixed together to form a new substance through a chemical reaction?
Which component of a nucleotide contains the information needed to make proteins?
Earth rotates in about _______ hours.
The universal law of gravitation was propounded by:
The ________________ tells you how many energy levels are used in an element.
Rate of change of velocity is called:
It is a special area of the atmosphere that protects the Earth from harmful ultraviolet rays emitted by the sun.
A body is taken from the earth to the moon:
Sandra was burning a vanilla candle. Was there a chemical reaction?
Around what body of water will you find the region known as the Ring of Fire?
The gravitational force with which the sun attracts the earth:
Isotopes of an element contain same number of:
During summer, we feel comfortable under a fan because it:
The existence of microorganisms in the human gastric system is an example of:
The gas used for artificial ripening of green fruit is:
The weight of a body is:
In animals, sexual reproduction depends on the production of gametes. Which of the following processes produces gametes in animals?
The flower of a plant is involved in reproduction. Which parts are male and which are female?
The mass number of a nucleus is:
What is meant by the term "genetic variation?"
The hardest form of carbon is?
Any force that causes an object to move in a circle is called a(n)