Question 1

Which of the following is NOT one of the seven properties common to all life?

Accepted Answer

Ability to create energy from inorganic molecules

Question 2

Which domain includes organisms with cells that have a nucleus?

Accepted Answer

Eukarya

Question 3

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

Accepted Answer

Molecule $\rightarrow$ Cell $\rightarrow$ Organ $\rightarrow$ Organism $\rightarrow$ Population $\rightarrow$ Ecosystem $\rightarrow$ Biosphere

Question 4

A scientist collects data on the heights of plants in a field. Which type of data is this?

Accepted Answer

Quantitative

Question 5

Which statement best describes the difference between a hypothesis and a scientific theory?

Accepted Answer

A hypothesis is a tentative explanation, while a theory is a well-supported, broad explanation.

Question 6

Which of the following is an example of a controlled experiment?

Accepted Answer

Testing the effect of fertilizer on plant growth by giving all plants the same amount of water and sunlight except for the fertilizer variable.

Question 7

What allowed scientists to reclassify the red panda from the raccoon family to its own unique family?

Accepted Answer

Advances in genetic analysis

Question 8

Which of the following is an example of emergent properties in biology?

Accepted Answer

A heart pumping blood as part of the circulatory system

Question 9

How are artificial selection and natural selection similar?

Accepted Answer

Both result in changes in traits within a population over time.

Question 10

Which of the following best describes the relationship between structure and function in biology?

Accepted Answer

Structure determines function.

Question 11

Which of the following is NOT a unifying theme of biology?

Accepted Answer

Gravity

Question 12

A scientist wants to test the effect of light intensity on photosynthesis rate. What is the dependent variable?

Accepted Answer

Rate of photosynthesis

Question 13

Which of the following best illustrates the concept of energy flow within an ecosystem?

Accepted Answer

Plants absorb sunlight and convert it to chemical energy, which is then consumed by herbivores.

Question 14

Which process is responsible for the unity and diversity of life?

Accepted Answer

Natural selection

Question 15

Which of the following is a correct example of a scientific hypothesis?

Accepted Answer

If fertilizer is added to soil, then plant growth will increase.

Question 16

Which equation best represents the flow of energy in photosynthesis?

Accepted Answer

$6CO_2 + 6H_2O + light \rightarrow C_6H_{12}O_6 + 6O_2$

Question 17

Which of the following is an example of how science is collaborative?

Accepted Answer

Scientists from different countries working together to sequence the human genome.

Question 18

Which of the following is a product of artificial selection?

Accepted Answer

Domesticated dog breeds

Question 19

Which type of science allows us to understand biological systems by making observations and forming hypotheses?

Accepted Answer

Hypothesis-driven science

Question 20

A researcher wants to study the effect of temperature on enzyme activity. She keeps all other variables constant except temperature. What is the independent variable in this experiment?

Accepted Answer

Temperature

Chapter 1: Introduction to Biology – Study Guide

Study Guide - Practice Questions

Study Guide - Flashcards