$$\mathrm{C}_6\mathrm{H}_{12}\mathrm{O}_6 + 6 \mathrm{O}_2 \rightarrow 6 \mathrm{CO}_2 + 6 \mathrm{H}_2\mathrm{O} + \text{energy (ATP)}$$

Question 1

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

Accepted Answer

A property that arises at each new level of complexity and is not present in the preceding level.

Question 2

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

Accepted Answer

Atoms, Molecules, Cells, Tissues, Organs, Organ Systems, Organism, Population, Community, Ecosystem, Biosphere

Question 3

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

Accepted Answer

Ability to photosynthesize

Question 4

Which process is responsible for converting solar energy into stored chemical energy in the form of carbohydrates?

Accepted Answer

Photosynthesis

Question 5

Which of the following equations correctly represents the process of cellular respiration?

Accepted Answer

$$\mathrm{C}_6\mathrm{H}_{12}\mathrm{O}_6 + 6 \mathrm{O}_2 ightarrow 6 \mathrm{CO}_2 + 6 \mathrm{H}_2\mathrm{O} + 	ext{energy (ATP)}$$

Question 6

A scientist observes that a plant bends toward a light source. This is an example of which characteristic of life?

Accepted Answer

Response to environment

Question 7

Which of the following statements about homeostasis is TRUE?

Accepted Answer

Homeostasis is the maintenance of internal conditions within certain boundaries.

Question 8

Which domain includes organisms that are unicellular, lack a nucleus, and can live in extreme environments?

Accepted Answer

Archaea

Question 9

Which of the following best describes the difference between a population and a community?

Accepted Answer

A population includes all individuals of one species in an area, while a community includes all populations of different species in an area.

Question 10

Which of the following is an example of an autotroph?

Accepted Answer

A green plant performing photosynthesis

Question 11

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

Accepted Answer

A well-substantiated explanation acquired through the scientific method and repeatedly tested and confirmed through observation and experimentation.

Question 12

Which of the following is a correct statement about the scientific method?

Accepted Answer

A hypothesis must be testable and falsifiable.

Question 13

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

Accepted Answer

Comparing the survival of camouflaged and non-camouflaged mice in the same environment.

Question 14

Which of the following best describes the role of decomposers in an ecosystem?

Accepted Answer

They recycle nutrients by breaking down dead organisms.

Question 15

Which of the following is a property of all cells?

Accepted Answer

They are the smallest unit that can exhibit all properties of life.

Question 16

Which of the following is an example of adaptation at the population level?

Accepted Answer

A population of mice evolving lighter fur color to match sandy environments.

Question 17

Which of the following best describes the difference between a hypothesis and a scientific law?

Accepted Answer

A hypothesis is a testable explanation, while a law describes what happens in nature, often mathematically.

Question 18

Which of the following is a correct equation for photosynthesis?

Accepted Answer

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

Question 19

Which of the following is NOT a domain of life?

Accepted Answer

Protists

Themes of Biology: Chapter 1 Study Notes

Study Guide - Practice Questions