1) Which best describes a hurricane? a) a low-pressure weather system b) a high-pressure weather system c) a cold front d) a stationary front 2) Which statement best explains how a bacterial cell is capable of surviving as a single-celled organism? a) It is able to create new cells more slowly than other kinds of cells. b) It is large enough to capture the food it needs for growth. c) It is so small, it can survive in almost any place. d) It has the ability to carry out all of its life functions. 3) Which instrument is best used to predict weather changes? a) a hygrometer b) an anemometer c) a thermometer d) a barometer 4) In what way are the circulatory system and the nervous system similar? a) They both perform the same function. b) They are both structural systems. c) They are both transport systems. d) They both involve the same organs. 5) Which system in the human body includes the heart, blood, arteries, and veins? a) cardiovascular b) digestive c) muscular d) respiratory 6) How does the energy from the sun influence the water cycle? a) by trapping water particles in clouds b) by turning liquid water into water vapor c) by causing water to precipitate d) by creating winds in the atmosphere 7) This is a food chain that includes grass, a grasshopper, and a bird. grass → grasshopper → bird How is the grass in this food chain best described? How is the grass in this food chain best described? How is the grass in this food chain best described?How is the grass in this food chain best described? a) It is a producer, because it makes its own food. b) It is a producer, because it is eaten by consumers. c) It is a consumer, because it gets energy from producers. d) It is a decomposer, because it breaks down sunlight. 8) Which would most likely cause a decrease in a population of herbivores? a) an increase in the number of producers b) a decrease in the types of decomposers c) an increase in the types of plants d) an increase in the number of carnivores 9) Which of these traits is most influenced by a person’s environment? a) ability to roll the tongue b) blood type c) weight d) eye color 10) Which is most likely the reason parents and their children have similar physical traits? a) They live in the same home. b) They have similar genetic structures. c) They are born in similar environments. d) They have similar blood types. 11) What causes a wagon to speed up when going down a hill? a) gravity b) friction c) air resistance d) mass 12) A bowling ball moves across a flat surface at 7 feet per second. If a student is asked to calculate the total distance traveled by the ball, what other information does the student need to know? a) amount of friction between the ball and the surface b) amount of force applied to the ball c) total time the ball rolled d) mass of the ball 13) How do plants return water back into the environment? a) by evaporation b) by condensation c) by runoff d) by transpiration 14) Water droplets forming on the outside of a cold glass of water on a hot, summer day is an example of which part of the water cycle? a) condensation b) evaporation c) precipitation d) transpiration 15) After lake water flows through a dam, which processes are most responsible for helping replace the water in the lake? a) precipitation and runoff b) transpiration and condensation c) condensation and runoff d) transpiration and precipitation 16) Which is a trait children most likely inherit from their parents? a) favorite color b) food preference c) freckles d) weight 17) Why are liquids sometimes used in a thermometer? a) because most liquids condense when heated and evaporate when cooled b) because most liquids melt when heated and freeze when cooled c) because most liquids contract when heated and expand when cooled d) because most liquids expand when heated and contract when cooled 18) On a June day, a warm, moist air mass slowly passes over a colder air mass in North Carolina. What will most likely happen next? a) Rain will fall. b) Cirrus clouds will form. c) Skies will clear. d) Atmospheric pressure will rise. 19) Which best describes how the Gulf Stream affects the areas along the coast of North Carolina? a) It causes winds to move from north to south during the winter. b) It causes winds to move from north to south during the summer. c) It causes land temperatures along the coast to be colder in the winter. d) It causes land temperatures along the coast to be milder in the winter. 20) In what way are insects and humans similar? a) Both are single-celled organisms. b) Both are multicellular organisms. c) Both have cells that capture sunlight to make food. d) D Both have cells that carry out all life functions. 21) Which human body systems are located throughout most of the body? a) digestive and respiratory b) skeletal and respiratory c) nervous and circulatory d) respiratory and circulatory 22) A mouse eats seeds and insects. Which best describes the role of the mouse? a) consumer b) decomposer c) herbivore d) producer 23) What would most likely result if all plants in an area were destroyed? a) Consumer populations would increase because more sunlight would reach the ground. b) Decomposer populations would increase because more sunlight would reach the ground. c) Consumer populations would decrease because plants provide them with water. d) Consumer populations would decrease because plants provide them with energy. 24) What would most likely happen if all of the decomposers in an ecosystem were removed? a) The animals in the ecosystem would die because of the spread of disease. b) The plants in the ecosystem would eventually die because of a lack of nutrients in the soil. c) The plants in the ecosystem would begin to die out because of a decrease in available water. d) The animals in the ecosystem would eat other types of food because of a decrease in producers.

EOG Prep #2

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