Question 1

Which of the following is NOT one of the seven properties/processes associated with life as described in Figure 1.2?

Accepted Answer

Decay

Question 2

Why is evolution considered the overarching theme of biology?

Accepted Answer

Because it accounts for both the unity and diversity of life

Question 3

Which of the following correctly lists the levels of biological organization from largest to smallest?

Accepted Answer

Biosphere, ecosystem, community, population, organism, organ system, organ, tissue, cell, molecule

Question 4

Which of the following best describes an emergent property in a biological system?

Accepted Answer

A property that arises only when individual components interact in a system

Question 5

Are emergent properties exclusive to biological systems? Why or why not?

Accepted Answer

No, because emergent properties can arise in any complex system, biological or not

Question 6

The phrase 'form fits function' in biology means:

Accepted Answer

The structure of a biological feature is adapted to perform its specific function

Question 7

What is the basic unit of life?

Accepted Answer

Cell

Question 8

Which of the following is a key difference between eukaryotic and prokaryotic cells?

Accepted Answer

Eukaryotic cells have a nucleus, while prokaryotic cells do not

Question 9

What does DNA stand for, and why is it essential for life?

Accepted Answer

Deoxyribonucleic acid; it stores genetic information necessary for protein synthesis

Question 10

Which sequence correctly describes the flow of genetic information from DNA to protein?

Accepted Answer

DNA $$\rightarrow$$ RNA $$\rightarrow$$ Protein

Question 11

In an ecosystem, how does the movement of energy differ from the movement of chemicals?

Accepted Answer

Energy flows one-way through an ecosystem, while chemicals cycle within it

Question 12

Which of the following is an example of negative feedback regulation in biological systems?

Accepted Answer

Blood glucose regulation by insulin

Question 13

What is Darwin's claim to fame in the context of biology?

Accepted Answer

He proposed the theory of natural selection as a mechanism for evolution

Question 14

Which scenario best illustrates natural selection?

Accepted Answer

A population of moths changes color over generations due to predation pressure

Question 15

What does 'Unity in the Diversity of Life' mean?

Accepted Answer

Living organisms share common features due to shared ancestry, despite their differences

Question 16

Which type of data would be presented in a chart and could be graphed?

Accepted Answer

Quantitative data

Question 17

In the mouse coat coloration experiment, what was the dependent variable?

Accepted Answer

The survival rate of mice in different environments

Question 18

What is the purpose of using a control group in an experiment?

Accepted Answer

To provide a baseline for comparison and isolate the effect of the independent variable

Question 19

Which of the following factors was held constant in the mouse coloration experiment?

Accepted Answer

The type of environment (habitat)

Question 20

Which statement best distinguishes a scientific theory from a hypothesis?

Accepted Answer

A theory is supported by a large body of evidence, is broader in scope, and can generate new hypotheses

Foundations of Biology: Properties of Life, Evolution, and Scientific Inquiry

Study Guide - Practice Questions