$$6\ \text{CO}_2 + 6\ \text{H}_2\text{O} + \text{light energy} \rightarrow \text{C}_6\text{H}_{12}\text{O}_6 + 6\ \text{O}_2$$

Question 1

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

Accepted Answer

A property that appears at a higher level of organization and is not present at the lower levels.

Question 2

Which equation best represents the process of photosynthesis in plants?

Accepted Answer

$$6\ 	ext{CO}_2 + 6\ 	ext{H}_2	ext{O} + 	ext{light energy} ightarrow 	ext{C}_6	ext{H}_{12}	ext{O}_6 + 6\ 	ext{O}_2$$

Question 3

In a controlled experiment testing a new antibiotic, what is the purpose of the control group?

Accepted Answer

To receive no treatment and serve as a baseline for comparison.

Question 4

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

Accepted Answer

Ability to photosynthesize

Question 5

Which level of biological organization is defined as a group of similar, interbreeding organisms?

Accepted Answer

Species

Question 6

Which domain contains organisms that lack a membrane-bound nucleus and are adapted to extreme environments?

Accepted Answer

Domain Archaea

Question 7

A scientist observes that a new plant species grows faster in sunlight than in shade. Which step of the scientific method is this?

Accepted Answer

Observation

Question 8

Which of the following best describes metabolism?

Accepted Answer

The sum of all chemical reactions that occur in a cell.

Question 9

Which classification category is the most inclusive?

Accepted Answer

Domain

Question 10

Which of the following is an example of an adaptation?

Accepted Answer

A penguin's thick layer of blubber for insulation in cold environments.

Question 11

Which of the following is the correct binomial nomenclature for humans?

Accepted Answer

Homo sapiens

Question 12

Which of the following statements about natural selection is TRUE?

Accepted Answer

Natural selection increases the frequency of favorable traits in a population.

Question 13

Which of the following is a scientific theory?

Accepted Answer

A concept that joins together two or more well-supported and related hypotheses.

Question 14

Which equation represents the probability value for statistical significance in scientific studies?

Accepted Answer

$$p \u003c 0.05$$

Question 15

Which of the following is a consequence of habitat destruction?

Accepted Answer

Decreased availability of raw materials

Question 16

Which of the following is NOT a step in the scientific method?

Accepted Answer

Technology

Question 17

Which of the following is a real-world example of chemical cycling in an ecosystem?

Accepted Answer

Carbon moving from plants to animals to decomposers and back to plants.

Question 18

Which of the following is the correct order of classification categories from least to most inclusive?

Accepted Answer

Species, genus, family, order, class, phylum, kingdom, domain

Question 19

Which of the following is a plausible reason for the emergence of new diseases?

Accepted Answer

Pathogens mutating and changing hosts

Question 20

Which of the following best describes the biosphere?

Accepted Answer

The zone of air, land, and water where organisms exist.

Chapter 1: Biology – The Study of Life

Study Guide - Practice Questions