,Chapter 1: Exploring Life and Science CF CF CF CF CF
1. Which of the following is NOT a characteristic common to all living organisms?
CF CF CF CF CF CF CF CF CF CF CF CF
A. Organization
B. Ability to respond to stimuli
CF CF CF CF
C. Ability to fly CF CF
D. Reproduction
Answer: C
CF CF
2. What is the smallest structural and functional unit of an organism?
CF CF CF CF CF CF CF CF CF CF
A. Atom
B. Molecule
C. Cell
D. Tissue CF
Answer: CF
C
3. Biology is best defined as: CF CF CF CF
A. The study of human behavior
CF CF CF CF
B. The study of living organisms and their environments
CF CF CF CF CF CF CF
C. The study of plants only
CF CF CF CF
D. The study of chemical reaction
CF CF CF CF
s Answer: B
CF CF
4. Which level of organization comes immediately after molecules?
CF CF CF CF CF CF CF
A. Atoms
B. Cells
C. Tissues
D. Organs
Answer:
CF CF
B
5. True or False: Bacteria are multicellular organism
CF CF CF CF CF CF
s. Answer: False
CF CF
6. What is a tissue? CF CF CF
A. A single cell
CF CF
B. A group of similar cells that perform a particular function
CF CF CF CF CF CF CF CF CF
C. A collection of different organs
CF CF CF CF
D. An entire organis
CF CF
m Answer: B
CF CF
7. The brain and spinal cord are examples of which level of organization?
CF CF CF CF CF CF CF CF CF CF CF
A. Tissue
B. Organ
,C. Organ system CF
D. Organism
Answer: C
CF CF
8. All members of one species in a particular area belong to a:
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A. Community
B. Population
C. Ecosystem
D. Biosphere
Answer: B
CF CF
9. True or False: The biosphere includes all of Earth's ecosystems collectiv
CF CF CF CF CF CF CF CF CF CF
ely. Answer: True
CF CF
10. What is energy defined as? CF CF CF CF
A. The capacity to do work
CF CF CF CF
B. A type of molecule
CF CF CF
C. A living organism
CF CF
D. A chemical reactio
CF CF
n Answer: A
CF CF
11. Which process do plants use to convert solar energy into chemical energy?
CF CF CF CF CF CF CF CF CF CF CF
A. Respiration
B. Photosynthesis
C. Metabolism
D. Homeostasis
Answer: B
CF CF
12. Metabolism is: CF
A. The death of an organism
CF CF CF CF
B. The sum of all chemical reactions in a cell or organism
CF CF CF CF CF CF CF CF CF CF
C. A type of reproduction
CF CF CF
D. A form of energ
CF CF CF
y Answer: B
CF CF
13. True or False: Humans acquire energy by eating fo
CF CF CF CF CF CF CF CF
od. Answer: True
CF CF
14. What is the ultimate source of energy for most life on Earth?
CF CF CF CF CF CF CF CF CF CF CF
A. The moon CF
B. The sun CF
C. Wind
D. Water CF
Answer: CF
B
15. Homeostasis refers to: CF CF
, A. Growth and development CF CF
B. Maintaining a constant internal environmentCF CF CF CF
C. Reproduction
D. Evolution
Answer: B
CF CF
16. Normal human body temperature typically ranges between:
CF CF CF CF CF CF
A. 20-25°C
B. 30-35°C
C. 36.5-37.5°C
D. 40-45°C
Answer: C CF
17. True or False: The digestive system plays no role in maintaining homeosta
CF CF CF CF CF CF CF CF CF CF CF
sis. Answer: False
CF CF
18. Which systems work together to maintain body temperature?
CF CF CF CF CF CF CF
A. Cardiovascular and nervous systems CF CF CF
B. Only the skeletal system
CF CF CF
C. Only the respiratory system
CF CF CF
D. None of the abov
CF CF CF
e Answer: A
CF CF
19. Response to stimuli in humans often involves:
CF CF CF CF CF CF
A. Movement
B. Complete stillness CF
C. Sleep
D. Reproduction
Answer: A
CF CF
20. True or False: Plants can respond to external stim
CF CF CF CF CF CF CF CF
uli. Answer: True
CF CF
21. DNA stands for: CF CF
A. Deoxyribonitrogen acid CF
B. Deoxyribonucleic acid CF
C. Dinitrogen acid CF
D. Double nucleus aci CF CF
d Answer: B
CF CF
22. Genes are: CF
A. Large organisms CF
B. Short sequences of hereditary material
CF CF CF CF
C. Types of cells CF CF
D. Energy molecules CF
1. Which of the following is NOT a characteristic common to all living organisms?
CF CF CF CF CF CF CF CF CF CF CF CF
A. Organization
B. Ability to respond to stimuli
CF CF CF CF
C. Ability to fly CF CF
D. Reproduction
Answer: C
CF CF
2. What is the smallest structural and functional unit of an organism?
CF CF CF CF CF CF CF CF CF CF
A. Atom
B. Molecule
C. Cell
D. Tissue CF
Answer: CF
C
3. Biology is best defined as: CF CF CF CF
A. The study of human behavior
CF CF CF CF
B. The study of living organisms and their environments
CF CF CF CF CF CF CF
C. The study of plants only
CF CF CF CF
D. The study of chemical reaction
CF CF CF CF
s Answer: B
CF CF
4. Which level of organization comes immediately after molecules?
CF CF CF CF CF CF CF
A. Atoms
B. Cells
C. Tissues
D. Organs
Answer:
CF CF
B
5. True or False: Bacteria are multicellular organism
CF CF CF CF CF CF
s. Answer: False
CF CF
6. What is a tissue? CF CF CF
A. A single cell
CF CF
B. A group of similar cells that perform a particular function
CF CF CF CF CF CF CF CF CF
C. A collection of different organs
CF CF CF CF
D. An entire organis
CF CF
m Answer: B
CF CF
7. The brain and spinal cord are examples of which level of organization?
CF CF CF CF CF CF CF CF CF CF CF
A. Tissue
B. Organ
,C. Organ system CF
D. Organism
Answer: C
CF CF
8. All members of one species in a particular area belong to a:
CF CF CF CF CF CF CF CF CF CF CF
A. Community
B. Population
C. Ecosystem
D. Biosphere
Answer: B
CF CF
9. True or False: The biosphere includes all of Earth's ecosystems collectiv
CF CF CF CF CF CF CF CF CF CF
ely. Answer: True
CF CF
10. What is energy defined as? CF CF CF CF
A. The capacity to do work
CF CF CF CF
B. A type of molecule
CF CF CF
C. A living organism
CF CF
D. A chemical reactio
CF CF
n Answer: A
CF CF
11. Which process do plants use to convert solar energy into chemical energy?
CF CF CF CF CF CF CF CF CF CF CF
A. Respiration
B. Photosynthesis
C. Metabolism
D. Homeostasis
Answer: B
CF CF
12. Metabolism is: CF
A. The death of an organism
CF CF CF CF
B. The sum of all chemical reactions in a cell or organism
CF CF CF CF CF CF CF CF CF CF
C. A type of reproduction
CF CF CF
D. A form of energ
CF CF CF
y Answer: B
CF CF
13. True or False: Humans acquire energy by eating fo
CF CF CF CF CF CF CF CF
od. Answer: True
CF CF
14. What is the ultimate source of energy for most life on Earth?
CF CF CF CF CF CF CF CF CF CF CF
A. The moon CF
B. The sun CF
C. Wind
D. Water CF
Answer: CF
B
15. Homeostasis refers to: CF CF
, A. Growth and development CF CF
B. Maintaining a constant internal environmentCF CF CF CF
C. Reproduction
D. Evolution
Answer: B
CF CF
16. Normal human body temperature typically ranges between:
CF CF CF CF CF CF
A. 20-25°C
B. 30-35°C
C. 36.5-37.5°C
D. 40-45°C
Answer: C CF
17. True or False: The digestive system plays no role in maintaining homeosta
CF CF CF CF CF CF CF CF CF CF CF
sis. Answer: False
CF CF
18. Which systems work together to maintain body temperature?
CF CF CF CF CF CF CF
A. Cardiovascular and nervous systems CF CF CF
B. Only the skeletal system
CF CF CF
C. Only the respiratory system
CF CF CF
D. None of the abov
CF CF CF
e Answer: A
CF CF
19. Response to stimuli in humans often involves:
CF CF CF CF CF CF
A. Movement
B. Complete stillness CF
C. Sleep
D. Reproduction
Answer: A
CF CF
20. True or False: Plants can respond to external stim
CF CF CF CF CF CF CF CF
uli. Answer: True
CF CF
21. DNA stands for: CF CF
A. Deoxyribonitrogen acid CF
B. Deoxyribonucleic acid CF
C. Dinitrogen acid CF
D. Double nucleus aci CF CF
d Answer: B
CF CF
22. Genes are: CF
A. Large organisms CF
B. Short sequences of hereditary material
CF CF CF CF
C. Types of cells CF CF
D. Energy molecules CF