Question 1

Which of the following is NOT considered a characteristic of living organisms according to the study materials?

Accepted Answer

Ability to photosynthesize

Question 2

Homeostasis is best defined as:

Accepted Answer

The tendency of an organism to maintain and regulate its internal environment

Question 3

Which of the following levels of biological organization is present ONLY in multicellular eukaryotes?

Accepted Answer

Tissues

Question 4

A scientist observes that rocks, metal bars, and raybans all sink in water. She hypothesizes that 'things that have weight sink in water.' What is the next step in the scientific method?

Accepted Answer

Conduct experiments to test the hypothesis

Question 5

Which statement about scientific theories is TRUE?

Accepted Answer

They are explanations based on many observations and experiments

Question 6

Which of the following is an example of a heterotroph?

Accepted Answer

A fungus absorbing nutrients from decaying matter

Question 7

The process by which organisms change over time in response to environmental changes is called:

Accepted Answer

Evolution

Question 8

Which of the following is the correct format for writing the scientific name of humans?

Accepted Answer

$$Homo sapiens$$

Question 9

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

Accepted Answer

Organism

Question 10

Which of the following statements about domains is CORRECT?

Accepted Answer

Domains are based on shared evolutionary relationships

Question 11

If a population of organisms is exposed to a new environmental challenge, which process allows the population to change over generations?

Accepted Answer

Adaptation through natural selection

Question 12

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

Accepted Answer

Accepting supernatural explanations

Question 13

Which of the following best describes metabolism?

Accepted Answer

The transformation of raw materials and energy into forms needed for maintenance, growth, and reproduction

Question 14

A mutation in DNA can lead to which of the following outcomes in a population?

Accepted Answer

Formation of a new species

Question 15

Which of the following is an example of a response to stimuli?

Accepted Answer

A plant growing towards light

Question 16

Which principle of scientific discovery states that all events have a natural cause?

Accepted Answer

Natural causality

Question 17

Which of the following is TRUE about binomial nomenclature?

Accepted Answer

It uses two names: genus and species

Question 18

Which of the following equations best represents the process of photosynthesis?

Accepted Answer

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

Question 19

Which of the following is a correct statement about prokaryotic domains?

Accepted Answer

Bacteria and Archaea are both prokaryotic domains

Question 20

A scientist drops a 25-pound log, 10 pounds of ice, and a metal bar into water. According to the scientific method, what is she testing?

Accepted Answer

Whether objects with weight sink in water

Introduction to Life on Earth: Foundations of General Biology

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