Show:
The Origin of Life
Characteristics of Living Things
Needs of Living Things
Chemistry of Living Things
Miscellaneous
100
The idea that life could spring from nonliving matter is known as...
What is Spontaneous Generation.
100
Of these things (grow, respond to a stimulus, reproduce, come from nonliving matter), which are living things NOT able to do?
What is come from nonliving matter.
100
Of these four things (hydrogen, darkness, helium, and food), which one is needed by plants and animals to live?
What is food.
100
All of the chemical activities in an organism
What is metabolism
100
A decrease in air temperature causes a decrease in a coldblooded animal's...
What is body temperature.
200
The struggle among living things to get the proper amount of food, water, and energy is known as...
What is competition.
200
A signal that causes an organism to react is known as a...
What is stimulus.
200
The primary source of energy for all living things on Earth is...
What is the sun.
200
Organic compounds always contain which of the following elements (water, carbon, hydrogen, oxygen)?
What is carbon.
200
The ability of an organism to keep conditions inside its body the same even though conditions in its external environment change is known as...
What is homeostasis.
300
All living things are composed of oxygen, hydrogen, nitrogen and... sodium calcium carbon silicon
What is carbon
300
Between 65 and 75 percent of the human body is made up of...
What is water.
300
In living things, most chemical reactions must take place in the presence of...
What is oxygen.
300
Glucose is which of the following fat protein sugar mineral
What is sugar.
300
Homeostasis literally means...
What is "same state"
400
Person who proved that the theory of Spontaneous Generation was false.
Who is Francesco Redi.
400
Which of the following in NOT needed by all living things? food silicon water energy
What is silicon.
400
Proteins are made up of smaller building blocks called...
What are amino acids.
400
All of the following are organic compounds that are important to living things except... carbohydrates water fats proteins
What is water.
400
What insect did Redi use to demonstrate the fallacy of Spontaneous Generation?
What is the fly.
500
The American scientist who in 1953 created some of the chemical building blocks of life in a laboratory test tube.
Who is Stanley Miller.
500
The process by which living things take in oxygen and use it to produce energy is called...
What is respiration.
500
The process by which food is broken down into simpler substances is...
What is digestion.
500
A special kind of protein that regulates chemicals in the body is a(n)...
What is enzyme.
500
A(n)_________is some action or movement of an organism brought on by a stimulus.
What is response