Biology 1406 Quiz 1 (chapters 1 & 2)with complete solutions

Biology 1406 Quiz 1 (chapters 1 & 2)with complete solutions Which of the following was Charles Darwin's most significant original contribution to understanding both the unity and diversity of life? - correct answer He proposed a mechanism to explain the process of evolution The process of science involves testing which of the following? - correct answer a hypothesis In her studies of chimpanzee behavior, Jane Goodall collected both qualitative and quantitative data. Which of the following is an example of quantitative data? - correct answer Mothers and their infants typically nap for two to three hours each afternoon The primary source of energy for producers in an ecosystem is - correct answer sunlight All of the living things on Earth along with all the places where life exists is known as the - correct answer biosphere All the organisms on St.Philip's campus make up a - correct answer community The chemicals on the left are ?, the arrow shows the ?, and the chemical on the right is the ? - correct answer reactants, reaction, product About 20-25% of the 92 natural elements are known to be essential to life. Which four of these elements make up approximately 96% of living matter? - correct answer Oxygen, Hydrogen, Carbon, and Nitrogen Atomic mass equals the number of ? in each atom of an element - correct answer protons + neutrons What kind of bond between water molecules gives water its special properties? - correct answer hydrogen bond