WorksheetsScience Post-Test Review
Total questions: 15
Worksheet time: 8mins
If all the fish in this ecosystem disappeared, what would happen to the bears and turtles that live there?
There would be more bears and turtles because there is more room in the ecosystem
There would be less bears and turtles because there is nothing to eat
There would be the same amount of bears and turtles because the fish do not affect them
What are consequences to having too many primary consumers in one ecosystem?
Take over the producers
They could use too much of the natural resources
They would eat all the secondary consumers
They would eat all the decomposers
Which of the following is an example of human impacting the ecosystem?
Air quality getting better because more trees are growing
Fish traveling to warmer waters
An irrigation system to help water more plants around a home
Where does the fox get its energy from?
The grass
The rabbit
The worms
Where does the fly get its energy from?
The flower
The small fish
The big fish
Where does the snake get its energy from?
hawk
flower
mouse
What is a negative effect to having a factory here?
Taking space away from the animals
Had to cut down trees to build it
People could litter there as they are going to work there
Smoke from the factory could damage the air
Which of the following is a solution?
Salt and Water
Bag of Skittles
Chex Mix
Salad
Which of the following is a mixture?
Cake
Trail Mix
Sugar and water
Kool-aid
How can I separate salt and sand?
Use a magnet.
Dissolve in water.
Use a filter.
According to the Law of Conservation of Matter, if an ice cube weighs 10 grams. What will it weigh when it melts?
5 grams
20 grams
10 grams
Not enough information
According to the Law of Conservation of Matter, a cup of water weighs 8 grams. Ms. Masters adds 4 grams of sugar to the water. How much will the system weigh together?
8 grams
10 grams
12 grams
Which of the following are PRODUCERS?
trees
bugs
snakes
flowers
Which of the following are CONSUMERS?
Ladybug
Elodea (seaweed)
Lion
Mushroom
Which of the following are DECOMPOSERS?
Grass
Giraffe
Fungus
Pillbug
