The maintenance of a stable internal environment is called...
What is homeostasis?
100
Compounds that cannot mix with water.
What are lipids?
100
Why did some of the food items in class turn black after we dropped iodine on them?
What is they contained starch?
100
How do most producers make their food?
What is they get energy from the sun? (photosynthesis)
100
Name four living things and four non-living things you see everyday.
Answers will vary...
200
Organisms that must eat other organisms to get the food they need.
What are consumers?
200
Organisms that get their food by breaking down the nutrients in dead organisms or animal wastes.
What are decomposers?
200
Nucleotides are the subunits of...
What is DNA?
200
Your cells and the cells of almost all living organisms are made up of approx. what percent of water?
What is 70%?
200
Name at least three characteristics of living things.
What is All living things Have Cells, Sense and Respond to Change, Reproduce, Have DNA, Use Energy, Grow and Develop?
300
The major fuel used for all cell activities that require energy.
What is ATP?
300
An organism's __________ is the total of all the chemical activities that it performs.
What is metabolism?
300
The subunits of proteins are...
What are amino acids?
300
The four basic needs of every organism.
What is Food, Water, Air, and A Place to Live?
300
Give an example of a stimulus and response.
What is alarm clock, heat, cold, traffic light, etc.?
400
The transmission of characteristics from one generation to the next is called...
What is heredity?
400
Proteins that make many different chemical reactions in a cell occur quickly. (speed things up)
What are enzymes?
400
What do carbohydrates, fats, and oils have in common?
What is all three store ENERGY!
400
Name a producer, consumer, and a decomposer.
Answers will vary...
400
What characteristics of living things does a river have? Is a river alive?
What is What is a river has energy, can grow larger. But it is not alive because it is not made of cells, cannot respond to stimuli, has no DNA, and cannot reproduce?
500
A single parent produces offspring that are identical to the parent.
What is asexual reproduction?
500
A group of compounds made of sugars; cells use them as a source of energy and for energy storage.
What are carbohydrates?
500
The subunits of starch are...
What are sugar molecules?
500
How do microorganisms in the Movile Cave in Romania make their food if there is no sunlight?
What is they get energy and food from chemicals in their environment?
500
Name the six characteristics of living things.
What is All Living Things Have Cells, Sense and Respond to Change, Reproduce, Have DNA, Use Energy, Grow and Develop?