Question 1

Which of the following is NOT considered a characteristic of living things?

Accepted Answer

Ability to move voluntarily

Question 2

In the hierarchy of biological organization, which level comes directly after 'organ system'?

Accepted Answer

Organism

Question 3

Which of the following best illustrates the concept of an emergent property?

Accepted Answer

Cells are made of simple molecules, but when organized together, these molecules can perform living functions.

Question 4

Which of the following is NOT a domain of life?

Accepted Answer

Protista

Question 5

Which branch of biology is concerned with the naming and classifying of organisms?

Accepted Answer

Taxonomy

Question 6

Which of the following kingdoms is NOT part of the Eukarya Domain?

Accepted Answer

Kingdom Bacteria

Question 7

Biologists can divide living organisms into two groups: autotrophs and heterotrophs, which differ in ______.

Accepted Answer

The method of obtaining energy

Question 8

Which of the following is the correct order of levels in the hierarchy of biological organization from smallest to largest?

Accepted Answer

Atom → Organelle → Tissue → Organ System → Organism → Population → Community → Ecosystem

Question 9

Which of the following is the best example of natural selection?

Accepted Answer

After several unusually dry winters, animals with extra layer of fat have more offspring.

Question 10

Which of the following is NOT a requirement for evolution by natural selection?

Accepted Answer

The DNA of all population can change over time

Question 11

A scientist observes that blood remains relatively stable, regardless of a person's diet. This best illustrates:

Accepted Answer

Homeostasis

Question 12

Which of the following is the next step in the scientific method after forming a hypothesis?

Accepted Answer

Experiment

Question 13

Which of the following is the best definition of a scientific theory?

Accepted Answer

A proposed explanation for an observation, supported by a large body of evidence

Question 14

In an experiment testing the effect of water on plant growth, the amount of water given to each plant is the:

Accepted Answer

Independent variable

Question 15

Which of the following is a positive control in an experiment testing a new sleeping pill?

Accepted Answer

A patient takes an established sleeping pill

Question 16

Which of the following is NOT a characteristic of life?

Accepted Answer

Multicellularity

Question 17

Which of the following is the correct formula for calculating the total number of possible genotypes for a gene with $$n$$ alleles?

Accepted Answer

$$\frac{n(n+1)}{2}$$

Question 18

Which of the following best describes the role of a control group in an experiment?

Accepted Answer

It provides a baseline for comparison to the experimental group.

Question 19

Which of the following is the most inclusive category in the biological classification system?

Accepted Answer

Domain

Question 20

Which of the following is true about autotrophs?

Accepted Answer

They acquire energy by making their own food from sunlight or chemicals.

Study Guide: Introduction to Biology – The Study of Scientific Life

Study Guide - Practice Questions