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- 1. Multiple Choice
The basic structural and functional unit of life is called a (n) ______.
atom
compound
cell
energy
- 2. Multiple Choice
In order to be considered living an organism must have ________.
blood
cells
brains
the ability to move
- 3. Multiple Choice
A worm turns away from light is an example of a worm __________________ . pg. 18
reproducing
doing cellular respiration
having cells
responding to its environment
- 4. Multiple Choice
Which of the following characteristics of living things best explain a cat having a litter of kittens?
living things respond to their environment
living things maintain homeostasis
living things reproduce
living things are based on a genetic code
- 5. Multiple Choice
Which of the following characteristics of living things best explains why humans sweat when they get hot?
maintaining a stable internal enviornment
growth and development
using energy
ability to reproduce
- 6. Multiple Choice
Before a soccer game Charlie always eats a big dinner. Which characteristic of life does this fact best describe?
living things use energy
living things reproduce
living things grow and develop
living things are based on a universal genetic code
- 7. Multiple Choice
Blue crabs molt or shed their exoskeletons several times before reaching adulthood illustrating which feature of living things?
reproduction
response
growth and development
homeostasis
- 8. Multiple Choice
A turtle burrows in the mud to avoid intense heat during the summer months in a process known as estivation. This allows the turtle to maintain its body temperature. Which answer is the best explanation for this behavior?
metabolism
adaptation
growth and development
homeostasis
- 9. Multiple Choice
Plants make their own food through the process of photosynthesis. Which characteristic of living things best describes photosynthesis?
grow and develop
have levels of organization
reproduce
require energy
- 10. Multiple Choice
The scientific name for a living thing is _______________. pg. 18
organism
bacteria
virus
parasite
- 11. Multiple Choice
Which BEST describes a difference between a unicellular organism and a multicellular organism?
A unicellular organism is a plant and a multicellular organism is a human.
A unicellular organism has one cell that carries out all functions to survive. A multicellular organism has many specialized cells working together to keep the organism alive.
A multicellular organism is simple and a unicellular organism is complex.
A unicellular organism can only be found in certain biomes but a multicellular organism can be found anywhere on Earth.
- 12. Multiple Choice
Which is an example of a single-celled organism?
bird
cricket
snake
bacteria
- 13. Multiple Choice
Which is NOT a need of living things?
water
oxygen
food
space
- 14. Multiple Choice
Which scientist debunked the idea of spontaneous generation which said living things arise from nonliving sources?
Pasteur
Newton
Einstein
Hawking
- 15. Multiple Choice
Which is NOT a pathogen?
influenza virus
streptococcus bacteria
brain eating amoeba
yeast
- 16. Multiple Choice
Which pathogen is non-living?
Virus
Bacteria
Fungi
Parasite/Protist
They are all alive
- 17. Multiple Choice
Any living or nonliving thing that causes infectious diseases.
Pathogen
Bacteria
Fungi
- 18. Multiple Choice
An organism that lives on and feeds on another organism, called a host.
Parasite
Fungi
Bacteria
- 19. Multiple Choice
A particle that has its own genetic material but depends on other living things to reproduce.
Virus
Pathogen
- 20. Multiple ChoiceIn all of our cells there is DNA. Which characteristic of life does this fact best describe?living things respondliving things maintain internal balanceliving things are based on a universal genetic codeliving things grow and develop
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