FREE WCAS Physical and Life Science Questions and Answer

Question 1

Students list ways people at their school can reduce landfill waste.

Ways to Reduce Landfill Waste at Our School
1. Serve lunches on reusable plates
2. Turn in some homework using email
3. Copy worksheets on both sides of the paper
4. Replace paper towels with hand dryers

Which other idea would most likely be included on this list?

Accepted Answer

Add recycle bins for paper in classrooms

Answer

Remove trash cans from hallways

Answer

Turn off lights when leaving a room

Answer

Replace old textbooks with newer ones

Question 2

Which term describes the characteristics that help organisms survive or reproduce in their environment?

Accepted Answer

Adaptation

Answer

Evolution

Answer

Biodiversity

Answer

Mutation

Question 3

Which term best describes the physical characteristics of an organism that help it survive in its environment?

Accepted Answer

Physical adaptation

Answer

Genetic modification

Answer

Behavioral adaptation

Answer

Environmental selection

Question 4

Which term best describes the actions or behaviors of an organism that help it survive in its environment?

Accepted Answer

Behavioral adaptation

Answer

Genetic mutation

Answer

Physical adaptation

Answer

Environmental change

Question 5

What term describes the physical or behavioral traits that are programmed into an organism's DNA and are passed down from parent to offspring?

Accepted Answer

Inherited characteristic

Answer

Acquired trait

Answer

Environmental adaptation

Answer

Spontaneous mutation

Question 6

Which term describes the physical or behavioral traits that develop during an organism's life in response to environmental factors?

Accepted Answer

Acquired characteristic

Answer

Inherited trait

Answer

Genetic mutation

Answer

Evolutionary adaptation

Question 7

What term describes an inherited behavior that an organism can perform without ever learning how to do it?

Accepted Answer

Instinct

Answer

Adaptation

Answer

Habituation

Answer

Conditioning

Question 8

Which term describes a behavior that is learned through practice?

Accepted Answer

Habit

Answer

Instinct

Answer

Inherited trait

Answer

Reflex

Question 9

What term describes a change in a gene's structure that results in a variation of an organism?

Accepted Answer

Mutation

Answer

Adaptation

Answer

Inheritance

Answer

Reproduction

Question 10

What term describes the factors that are kept constant in an experiment each time it is tested?

Accepted Answer

Controlled variables

Answer

Independent variables

Answer

Dependent variables

Answer

Experimental variables