Name____________________________
Date_______________
Fall 2014 Science Semester Exam Review
Scientific Method:
What are the steps of scientific method?
1.
4.
2.
5.
3.
6.
What is an independent variable?
What is a dependent variable?
Experiments are supposed to be conducted ______ times. Why are experiments conducted multiple times?
Humans in Space:
What are the 3 conditions necessary for life to exist on a planet?
1.
2.
3.
What is the composition of the Earth’s atmosphere?
What conditions are necessary for space travel?
Cells:
What are the 3 parts of cell theory?
1.
2.
3.
List the levels of organization from smallest to largest. Write an example for each level.
1.
2.
3.
4.
5.
Fill in the table for the cell organelles:
Organelle
Function
Analogy
Animal
Cell
Mitochondria
Cell Membrane
Vacuole
Nucleus
Cytoplasm
Cell Wall
Chloroplast
Which organelles are only found in plant cells?
Cell Energy:
Write the equation for photosynthesis:
What are the inputs of photosynthesis?
In which organelle does photosynthesis take place?
What energy conversion takes place during photosynthesis?
Write the equation for cellular respiration:
In which organelle does cellular respiration take place?
Stimulus and Response:
Define tropism:
What are the products of photosynthesis?
What is the product of cellular respiration? What is it used for?
Plant
Cell
Name____________________________
Date_______________
Fill in the table for each tropism and provide examples of positive and negative tropism for each.
Type of tropism
Definition
Example of positive
Phototropism
Hydrotropism
Geotropism
Thigmotropism
Organic Compounds:
What elements do all organic compounds contain?
Write organic or inorganic next to each compound:
C6H12O6
NH4
CaO
KCl
H2O
C3H8
Genetics:
What is heredity?
What is a trait?
What is an inherited trait?
Examples: 1.
2.
What is a chromosome?
What is a gene?
What organelle holds the genetic material in the cell?
NaCl
C6H6
Example of negative
CH4
C8H9NO2
What is an acquired trait?
Examples: 1.
2.
Fill out the chart for sexual and asexual reproduction:
Sexual Reproduction
Asexual Reproduction
# of Parents
What do the offspring look like?
Is it fast or slow?
Is there genetic variation?
Able to adapt to changes in the environment?
Advantages
Biodiversity:
What is biodiversity?
How does biodiversity lead to stability?
List these biomes in order from least biodiversity to most biodiversity: tropical rain forest, desert, tundra, grasslands, temperate
deciduous forest, taiga.
Natural Selection:
Describe natural selection in 4 steps:
1.
2.
3.
4.
What is selective breeding? Give an example.
What is an adaptation?
How are bird beaks affected by the amount of rain?
Why are dichotomous keys used?
Short answer questions:
1. Describe the 3 characteristics needed for life to exist on another planet.
2. Draw a Venn diagram comparing plant and animal cells.
3. Compare and contrast sexual and asexual reproduction.
4. Explain how biodiversity and sustainability are related.
5. Describe natural selection through an example.