Life Science Unit 1 Practice Quiz
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- 1.Which of the following are characteristics of living things?
- A.
The ability to grow and develop
- B.
The ability to reproduce
- C.
Being able to see
- D.
Using energy
- E.
Are made of many cells
- F.
Respond to surroundings
- 2.A tree is an example of a unicellular organism
- A.
True
- B.
False
- 3.A bird is an example of a multicellular organism.
- A.
True
- B.
False
- 4.A bacterium is an example of a unicellular organism
- A.
True
- B.
False
- 5.An amoeba is an example of a multicellular organism.
- A.
True
- B.
False
- 6.Which of the following organelles are UNIQUE TO PLANT CELLS?
- A.
Cell membrane
- B.
Cell Wall
- C.
Mitochondria
- D.
Chloroplasts
- E.
Nucleus
- 7.Which of the following organelles relate to ENERGY?
- A.
Cell membrane
- B.
Mitochondria
- C.
Nucleus
- D.
Chloroplasts (plants only)
- 8.Which organelles relate to PROTECTION?
- A.
Cell wall (plants only)
- B.
Cell membrane
- C.
Nucleus
- D.
Vesicles
- 9.Which of the following organelles relate to STORAGE?
- A.
Vacuoles
- B.
Vesicles
- C.
Endoplasmic reticulum
- D.
Mitochondria
- 10.Which of the following represents the correct order of cellular organization? [Note: the order reads from smallest to largest from left to right]
- A.
Tissue -> Cell -> Organ -> Organ system
- B.
Organ system -> Tissue -> Organ -> Cell
- C.
Cell -> Tissue -> Organ -> Organ system
- D.
Organ -> Tissue -> Organ system -> Cell
- 11.What is a population?
- A.
All of the organisms living in a particular area
- B.
All of the species living in a particular area
- C.
All of the members of one species living in a particular area
- D.
All of the biotic factors in particular area
- 12.A habitat is...
- A.
Where an organism gets everything it needs to survive
- B.
Where an organism reproduces
- C.
The area around an ecosystem
- D.
A behavior that helps organisms survive
- 13.Which of the following would cause a population to increase?
- A.
A large birth rate
- B.
A large death rate
- C.
A birth rate that exceeds the death rate
- D.
A death rate that exceeds the birth rate
- 14.Which of the following are considered resources for ALL organisms?
- A.
Food
- B.
Shelter
- C.
Water
- D.
Sunlight
- 15.An adaptation is...
- A.
A behavior that increases an organism's chances of survival
- B.
A behavior or physical trait that increases an organism's chances of survival
- C.
A physical trait that increases an organism's chances of survival
- D.
A way that the organism changes its behavior
- 16.Which of the following items found in an ecosystem are considered abiotic factors?
- A.
A dead tree
- B.
A river
- C.
The sun
- D.
A beetle
- 17.Which of the following items found in an ecosystem are considered biotic factors?
- A.
Grass
- B.
A rock
- C.
An earthworm
- D.
The wind
- 18.A community is...
- A.
All of the species living together in a particular area
- B.
All of the members of one species living together in a particular area
- C.
All of the biotic and abiotic factors in a particular area
- D.
Only abiotic factors in a particular area
- 19.What is a carrying capacity?
- A.
The maximum number of organisms that can live in an ecosystem
- B.
The minimum number of organisms that can live in an ecosystem
- C.
The number of species that are currently living in an ecosystem
- D.
The maximum number of organisms that has ever lived in a particular area
- 20.IMmigration is...
- A.
When organisms move OUT OF a population
- B.
When organisms move a population
- C.
When organisms move INTO AND OUT OF a population
- D.
When organisms move INTO a population
- 21.Mutualism is...
- A.
An interaction between members of the SAME species that is mutually beneficial
- B.
An interaction between members of the SAME species that is mutually harmful
- C.
An interaction between members of DIFFERENT species that is mutually beneficial
- D.
An interaction between members of DIFFERENT species that is mutually harmful
- 22.Emigration is...
- A.
When organisms move OUT OF a population
- B.
When organisms move a population
- C.
When organisms move INTO AND OUT OF a population
- D.
When organisms move INTO a population
- 23.Parasitism is...
- A.
A relationship where one organism benefits and the other is harmed
- B.
A relationship where one organism benefits and the other is unaffected
- C.
A relationship where all organisms involved benefit
- D.
A relationship where all organisms involved are harmed
- 24.Which of the following might result in a decrease in a population size?
- A.
Mutualism
- B.
Limited water
- C.
Predation
- D.
Limited space
- 25.Lions and African wild dogs both live hunt gazelle and other mammals, but the lion lives in the tall grass, whereas the wild dogs tend to prefer the woods. Which term best describes their interaction when it comes to FOOD?
- A.
Predation
- B.
Adaptation
- C.
Competition
- D.
Symbiosis
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