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- 1. Multiple Choice
What is the problem we solved in this unit?
Geckos are going blind
It's getting harder for Tokay Geckos to survive
We don't know what Tokay Geckos can see
The Tokay Geckos could not eat plants
- 2. Multiple Choice
What does a Conservation Biologist do?
Save trees
Help animals and plants survive
Write letters to important people
Study which insects are toxic
- 3. Multiple Choice
Which senses can we use to observe our environment? (Choose as many as you want)
Vision
Thinking
Smell
Hearing
- 4. Multiple Choice
What is an investigation?
When we write a letter
When we do our science homework
When we look carefully
When we try to find out more about something
- 5. Multiple Choice
What sense does the Tokay gecko use the most to find food?
Touch
Smell
Vision
Taste
- 6. Multiple Choice
What is one reason scientists would use a model?
To understand something that is hard to observe
To make money by selling them
To have fun drawing a picture
To understand that science takes time
- 7. Multiple Choice
When scientists are doing an investigation, how many variables should they change at a time?
Zero
One
Two
Three
- 8. Multiple Choice
Which word means "to cause light to bounce off a material"?
Light receptors
Reflect
Evidence
Variable
- 9. Multiple Choice
When scientists write an explanation, they must _____.
Start at the end and go backwards
Tell a fun and exciting story
State an opinion and give evidence
Tell all the steps in order
- 10. Multiple Choice
What is the function of a pupil?
To let light into an animal's eye.
To send information to the brain.
To help an animal think about how to react.
To compare new information to memories.
- 11. Multiple Choice
What is the function of light receptors?
To let light into an animal's eye.
To reflect light off of a prey.
To help an animal think about how to react.
To receive light and absorb light from an environment.
- 12. Multiple Choice
What is the function of the brain?
To let light into an animal's eye.
To send information to the brain.
To help an animal think about how to react.
To compare new information to memories.
- 13. Multiple Choice
The structure that connects the light receptors to the brain is called the___________.
brain
light receptors
pupil
optic nerve
- 14. Multiple Choice
Animals like the tarsier that have HIGH SENSITIVITY light receptors need _______ to see.
Very little light
Lots of light
No light
Blue light
- 15. Multiple Choice
Animals like the squirrel that have LOW SENSITIVITY light receptors need _______ to see.
Very little light
A lot of light
No light
Blue light
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