Question 1

Which of the following is NOT one of the seven properties of life as described in the study materials?

Accepted Answer

Ability to photosynthesize

Question 2

A scientist observes that a certain plant bends toward light. Which property of life does this best illustrate?

Accepted Answer

Response to the environment

Question 3

Which of the following structures is found in ALL cells, according to the study materials?

Accepted Answer

Plasma (cell) membrane

Question 4

Which domain contains organisms with simple cells that lack a nucleus?

Accepted Answer

Domain Bacteria

Question 5

A controlled experiment is best described as:

Accepted Answer

An experiment in which only one variable is changed at a time

Question 6

Which of the following best distinguishes a scientific theory from a hypothesis?

Accepted Answer

A theory is supported by a large body of evidence, while a hypothesis is a tentative explanation

Question 7

In an experiment testing camouflage in mice, which of the following would be the best control group?

Accepted Answer

Mice models with no camouflage placed in the same environment as camouflaged models

Question 8

Which of the following is an example of the relationship between structure and function in biology?

Accepted Answer

The long extensions of nerve cells enable them to transmit signals over distances

Question 9

Which of the following best describes the flow of energy in an ecosystem?

Accepted Answer

Energy flows in one direction, from sunlight to producers to consumers

Question 10

Which of the following is a correct statement about the cycling of matter in an ecosystem?

Accepted Answer

Matter cycles between the atmosphere, soil, producers, consumers, and back to the environment

Question 11

A patient is unable to maintain a constant internal body temperature. Which property of life is most directly affected?

Accepted Answer

Regulation (homeostasis)

Question 12

Which of the following best illustrates the concept of evolutionary adaptation?

Accepted Answer

A population of insects develops resistance to a pesticide over several generations

Question 13

Which of the following is a unifying theme in biology that explains both the unity and diversity of life?

Accepted Answer

Evolution

Question 14

Which of the following best describes the role of DNA in living organisms?

Accepted Answer

DNA provides the blueprint for protein synthesis and heredity

Question 15

A biologist is studying the interactions between different populations of organisms and their physical environment. At which level of biological organization is the biologist working?

Accepted Answer

Ecosystem

Question 16

Which of the following is an example of systems biology?

Accepted Answer

Analyzing how interactions among proteins in a cell affect cell function

Question 17

Which of the following best describes the difference between prokaryotic and eukaryotic cells?

Accepted Answer

Prokaryotic cells lack a nucleus, while eukaryotic cells have a nucleus

Question 18

Which of the following is an example of how feedback regulation maintains homeostasis in the human body?

Accepted Answer

The pancreas releases insulin to lower blood glucose levels after a meal

Question 19

Which of the following best explains why the structure of hemoglobin is important for its function?

Accepted Answer

The specific shape of hemoglobin allows it to bind and transport oxygen in the blood

Question 20

A scientist wants to test whether a new fertilizer increases plant growth. Which of the following would be the best hypothesis for this experiment?

Accepted Answer

If plants are given the new fertilizer, then they will grow taller than plants not given the fertilizer

Introduction to Biology: Concepts, Properties of Life, and Cellular Features

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