Download Introduction to Biology

Introduction to Biology
Define the following terms.
1. DNA
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2. Sexual Reproduction
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3. Autotroph
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4. Heterotroph
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Multiple Choice
_____5. Biology is the study of
a. animals
b. plants and animals
c. all living things
d. energy transfer
_____6. As the cells in a multicellular organism multiply, they become different from
each other in a process called
a. sexual reproduction
b. photosynthesis
c. mitosis
d. differentiation
_____7. Homeostasis refers to the
a. organization of cellular structures
b. stable level of internal conditions in organisms
c. organized structure of crystals
d. destruction of tropical rain forests
_____8. In most multicellular organisms, cells and groups of cells are organized by
a. function
b. size
c. color
d. energy needs
_____9. The sum of all of the chemical processes that occur in an organism is called
a. growth
b. metabolism
c. development
d. homeostasis
_____10.
a.
b.
c.
d.
Nonliving things grow by
cell division
cell enlargement
increasing the amount of energy they use
accumulating more of the material they are made of
_____11.
a.
b.
c.
d.
The process by which an adult organism arises is called
fertilization
metabolism
development
aging
Short Answer
12. List the characteristics of living things.
13. Why do organisms require energy?
14. What is the difference between growth and development in a multicellular
organism?
15. Is reproduction essential to the survival of an individual organism? Explain your
answer.
16. Why is the cell the basic unit of life?
17. Give a specific example of an organism’s maintenance of homeostasis.
18. Contrast the reproduction of bacteria with that of humans.