ASVAB Study Guide 2023 WITH COMPLETE SOLUTIONS (100% CORRECT)

Bone is composed primarily of which inorganic material? a. calcium b. phosphorus c. collagen d. potassium Calcium Calcium is the most abundant mineral found in bones, as well as in the entire body. Which of these is a biome? a. desert b. cornfield c. hear of bison d. beehive Desert A biome is a large ecological community that includes specific plants and animals, such as a desert. Which planet orbits closest to Earth? a. Mercury b. Venus c. Jupiter d. Saturn Venus Venus's orbit is closest to Earth. Venus is the second planet from the sun, and Earth is the third planet from the sun. What is the name of the phenomenon when a star suddenly increases in brightness and then disappears from view? a. aurora b. galaxy c. black hole d. supernova Supernova Before a star collapses, the star burns brighter for a period of time and then fades before view. This is a supernova. Which organism has cells that contain mitochondria? a. whale b. mushroom c. tulip d. all of the above All of the above Plant, animal, and fungi cells have mitochondria. Isotopes of an element will have the same number of _______ and different numbers of ________? a. electrons; neutrons b. neutrons; electrons c. protons; neutrons d. protons; electrons Protons; neutrons Isotopes are atoms of the same element with the same number of protons but different numbers of neutrons. What condition can be diagnosed by an electrocardiogram (EKG)? a. diabetes b. torn ligaments c. cancer d. tachycardia Tachycardia Tachycardia is an abnormally fast heart rate, and electrocardiogram shows the electrical activity of the heart. What are the negatively charged particles inside an atom? a. protons b. neutrons c. electrons d. ions Electrons Electrons are negatively charged particles in an atom; electrons orbit the nucleus.