🔬 Science Trivia
Quiz Set 13 — Biology
Answer all 10 questions. Click an option to see if you got it right!
Question 1 of 10
What is the name of the force that opposes motion?
Friction is the resistive force that opposes the relative motion of surfaces.
Question 2 of 10
How do vaccines work?
Vaccines introduce antigens to train the immune system to recognize and fight pathogens.
Question 3 of 10
What is the primary source of energy for Earth's weather systems?
Solar radiation drives atmospheric circulation, ocean currents, and Earth's weather.
Question 4 of 10
What is the half-life of a radioactive element?
Half-life is the time required for half of a radioactive substance's atoms to decay.
Question 5 of 10
Which planet rotates on its side?
Uranus has an axial tilt of 97.77°, causing it to rotate nearly on its side.
Question 6 of 10
What is ATP in biology?
ATP (adenosine triphosphate) is the primary energy carrier molecule in cells.
Question 7 of 10
What is the most electronegative element?
Fluorine is the most electronegative element on the Pauling scale.
Question 8 of 10
What is the name for the study of heredity?
Genetics is the study of genes, heredity, and genetic variation in organisms.
Question 9 of 10
What causes a rainbow?
Rainbows form when sunlight is dispersed into its component colors by water droplets.
Question 10 of 10
What is the term for an atom that has gained or lost electrons?
An ion is an atom or molecule with a net electrical charge from gaining or losing electrons.
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