Download Biology Fall Semester Test 1 Study Guide

Biology Fall Semester Test 1 Study Guide
Modified True/False
“The bird has brown spots on its wings” is an example of an inference. _________________________
The variable that is deliberately changed is called the responding variable. _________________________
The metric system is based on multiples of 100. _________________________
A substance with equal numbers of
ions and
ions is an alkaline solution. _________________________
The substances that are present when a chemical reaction begins are the products. _________________________
Multiple Choice
Two products of cellular respiration are:
In producers, chlorophyll and sunlight are necessary for the process of:
The closing of its shell when a clam is removed from its watery environment is an example of how a clam maintains its:
In a trophic pyramid, _______% of the energy from a source is passed on to the next level
All living things are ________________, meaning they can’t survive on their own.
The study of living things is called:
A series of changes an organism undergoes in reaching its final adult form is called:
Cellular respiration and photosynthesis are responsible for recycling which two nutrients?
A well-tested explanation that unifies a broad range of observations is a(an)
The process by which organisms keep their internal conditions fairly constant is called
In the metric system, the basic unit of length is the
How many centimeters are in 2.4 km?
The basic unit of mass in SI is the
The three particles that make up atoms are
The space surrounding the nucleus of an atom contains
The nucleus is made up of
Isotopes are atoms of the same element with the same number of protons and
If an atom contains 11 protons and 12 neutrons, its atomic number is
Which of the following terms describes a substance formed by the combination of two or more elements in definite
proportions?
A covalent bond is formed as the result of
What type of ion forms when an atom loses electrons?
When salt is dissolved in water, water is the
A map of eastern North America, showing the pH of rainfall in the various states, indicates that the pH of rain in New
York State varies from 4.22 to 4.40. According to these figures, the most acidic rainfall in New York State
has a pH of
.A substance with a pH of 6 is called an
Identify the reactant(s) in the chemical reaction, CO2 + H2O  H2CO3.
What is the term used to describe the energy needed to get a reaction started?
A substance that accelerates the rate of a chemical reaction is called a(an)