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Biology 100 - Exam 1 Questions and Correct Answers/ Latest Update / Already Graded

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Biology 100 - Exam 1 Questions and
Correct Answers/ Latest Update / Already
Graded
What is Biology?

Ans: The study of all living things.


What are the properties of life?

Ans: 1. Cellular Organization
2. Metabolism
3. Homeostasis
4. Growth and Reproduction
5. Heredity


What is cellular organization and or Cell Theory?

Ans: All living things are comprised of at least one cell.


What is Metabolism?

Ans: All living things process energy which is used to power
other life process such as growth and reproduction.



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What is Homeostasis?

Ans: All living things maintain a stable environment which
optimizes conditions for life processes.


All organisms have the capacity for?

Ans: Reproduction


What do all organisms pass from parents to offspring?

Ans: Genetic Information


What are the 5 Biological Themes?

Ans: 1. Evolution
2. The Flow of Energy
3. Cooperation
4. Structure Determines Function
5. Homeostasis


What is evolution?

Ans: Adapting to environment over time by making geneti c
changes within a species.


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What is the primary mechanism for evolution?

Ans: Natural Selection


What is Natural Selection?

Ans: Individuals with characteristics that improve their
survival, reproduce and pass characteristics to offspring.


What is Artificial Selection?

Ans: Individuals are selected for reproduction based on
desirable traits.


How does energy flow through the living world?

Ans: SUN -- PHOTOSYNTHESIS -- HERBIVORY --PREDATION -
- DECOMPOSITION


In what ways do organisms acquire energy?

Ans: Autotrophy
Heterotrophy




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What does autotrophy mean?

Ans: The organism produces their own energy through
photosynthesis.


What does Heterotrophy mean?

Ans: The organism gets energy from other organisms.


What are the steps in the Scientific Method?

Ans: 1. Observation
2. Hypothesis
3. Predictions
4. Test
5. Control Variables
6. Evaluate and Conclude


What are the 6 Kingdoms of Life?

Ans: 1. Archaea - Kingdom of prokaryotes (do not have nuclei)
2. Bacteria - Second Prokaryote Kingdom
3. Protista - Most unicellular eukaryotes (have a nucleus) along
with multicellular algae.



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