Question 1

Which of the following best describes the scientific study of life?

Accepted Answer

Biology

Question 2

All living organisms share several characteristics that distinguish them from nonliving things. Which of the following is NOT one of these characteristics?

Accepted Answer

Ability to form large molecules by joining atoms

Question 3

Salt concentration in blood remains relatively steady, regardless of a person's diet. This best illustrates which property of life?

Accepted Answer

Homeostasis

Question 4

Which of the following is the smallest, most basic/fundamental unit of life?

Accepted Answer

Cell

Question 5

Which of the following is the correct order of the hierarchy of life from smallest to largest?

Accepted Answer

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

Question 6

Which of the following is the best example of an emergent property?

Accepted Answer

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

Question 7

At which point of the organizational hierarchy does life emerge?

Accepted Answer

The cellular level

Question 8

Which of the following is NOT a characteristic of life?

Accepted Answer

The ability to establish a constant internal temperature

Question 9

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

Accepted Answer

Multicellularity

Question 10

Which of the following best describes a unicellular organism?

Accepted Answer

An organism made of a single cell

Question 11

Which property allows living organisms to maintain a stable internal environment despite changes in the external environment?

Accepted Answer

Homeostasis

Question 12

Which of the following levels of biological organization is defined as a group of similar cells performing a specific function?

Accepted Answer

Tissue

Question 13

Which of the following is an example of a multicellular organism?

Accepted Answer

A human

Question 14

Which of the following best illustrates the concept of emergent properties?

Accepted Answer

A bicycle can transport a person, but its individual parts cannot.

Question 15

Which of the following is the correct sequence in the hierarchy of life from smallest to largest?

Accepted Answer

Atom → Molecule → Cell → Tissue → Organ → Organ System → Organism → Population → Community → Ecosystem → Biosphere

Question 16

Which of the following best describes a population in biological terms?

Accepted Answer

A group of organisms of the same species living in the same area

Question 17

Which of the following is an example of homeostasis in humans?

Accepted Answer

Maintaining a constant body temperature despite external temperature changes

Question 18

Which of the following is NOT considered alive?

Accepted Answer

Viruses

Question 19

Which of the following best describes the concept of life's organizational hierarchy?

Accepted Answer

Life is organized into levels, each with emergent properties not found at lower levels.

Question 20

Which equation best represents the concept of emergent properties in biology?

Accepted Answer

$$	ext{Whole} \u003e \sum 	ext{Parts}$$

Introduction to Biology: Characteristics and Organization of Life

Study Guide - Practice Questions

Study Guide - Flashcards