Living Things

Which of the following do all living things need to survive?

• oxygen
• water
• sunlight
• carbon dioxide

One basis for placing organisms into different domains is

• the chemical makeup of their cells.
• color.
• name. 
• habit.

What is taxonomy?

• the process used by geologists to classify rocks
• the scientific study of how living things are classified
• the name of Aristotle's classification system
• the process of observing an organism's behavior

Which of the following is NOT a characteristic that all living things share?

• using energy
• a cellular organization
• response to surroundings
• movement

An organism's scientific name consists of 

• its class name and its family name.
• its genus name and its species name.
• its phylum name and its species name. 
• its kingdom name and its phylum name.

Which group of organisms includes only multicellular heterotrophs?

• protists
• animals
• bacteria
• plants

The more classification levels that two organisms share, 

• the closer together on Earth they live.
• the more characteristics they have in common.
• the easier it is to tell them apart.
• the more distantly related they are.

The experiments of Redi and Pasteur helped to demonstate that 

• species gradually change over time.
• organisms can be placed in groups based on their similarities.
• living things do not arise from nonliving material.
• the chemicals of life could have arisen on early Earth. 

What is the difference between asexual and sexual reproduction?

• Asexual requires 1 parent while sexual require 2 parents.
• Asexual requires 2 parents while sexual requires 1 parent.
• Asexual produces 2 offspring while sexual produces 1 offspring. 
• Asexual produces 1 offspring while sexual produces 2 offspring.

Why do scientists organize living things into groups?

• so they can find them in the wild more easily
• so they can make sense of the variety of rocks on Earth
• so that the organisms are easier to study
• so products from living things can be easily found in groceries