EOG Review 1

Which of these careers would a student studying biotechnology most likely pursue?

• electrical engineering

• astronomy

• agricultural research

• geology

Which is the best example of a pure substance?

• peanuts

• milk

• gold

• air

Which statement best explains how periods on the periodic table are organized?

• increasing atomic number from left to right

• increasing number of neutrons from left to right

• decreasing number of electrons from left to right

• decreasing atomic mass number from left to right

An ice cube is put into a heated pan. What will most likely happen to the molecules in the ice as the ice is heated?

• The molecules will begin to move slower

• The molecules will begin to move faster

• The molecules will begin to increase in density

• The molecules will begin to condense in the air

A scientist finds the bones of a dinosaur. What could help the scientist determine the approximate age of the dinosaur bones?

• the birds living in the area of the bones

• the weather conditions in the area of the bones

• the kinds of trees living in the area of the bones

• the index fossils in the area of the bones

Which best describes how ice cores are important to the study of geologic history?

• They show unconformities, which signal changes in deposition

• They hold index fossils, which are used to date the different ice cores.

• They contain evidence showing changes in the atmospheric composition over time.

• They follow the Law of Superposition, which gives reasons for extinctions of species

Why do doctors suggest that people get a flu vaccine each year?

• Viruses replicate more rapidly over time

• Viruses can mutate from year to year

• Vaccines are absorbed by the body after a year

• Vaccines get stronger over time

Which of these organisms is a producer in a marine ecosystem?

• fish

• gull

• algae

• worm

Which best determines the number of wolves that can live in an area?

• the amount of snow in the area each year

• the number of birds that live in the area

• the number of trees in the area

• the amount of food available in the area

Kudzu vines grow by climbing and wrapping around trees. Trees covered by kudzu can die because they are starved of sunlight. What type of relationship exists between the trees and the kudzu growing on them?

• Competition

• Mutualism

• Parasitism

• Predator-Prey