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- 1. Multiple ChoiceProducers need sunlight, carbon dioxide, and _______ for photosynthesisWaterOxygenGlucose
- 2. Multiple ChoiceWhen water evaporates it is changing from:gas to liquidliquid to solidliquid to gasgas to solid
- 3. Multiple ChoiceWhen ice melts it is changing from:liquid to solidsolid to liquidliquid to gasgas to liquid
- 4. Multiple ChoiceSalt and pepper are placed into a container and shaken. What has been formed?MixtureAlloySolutionCombonation
- 5. Multiple Choice
What is a controlled variable?parts of the experiment that changeparts of the experiment that stays the same - 6. Multiple ChoiceThe things that may change or vary in an experiment are also known as what?hypothesisvariablesinvestigationconclusion
- 7. Multiple ChoiceIf I give a plant fertilizer, then it will grow taller than the plant that was normal and got no fertilizer. What part of the scientific method is this statement?Independent VariableDependent VariableConstantHypothesis
- 8. Multiple ChoiceThe condition of the plant has changed because I gave it fertilizer. The other plant got no change (the control).Independent VariableDependent VariableConstantControl
- 9. Multiple ChoiceWhat is a force?a push or pullspeed or accelerationpotential or kinetic energybalanced or unbalanced force
- 10. Multiple ChoiceWhen an object has potential energy, it is not moving.truefalse
- 11. Multiple ChoiceWhat is the force that causes everything to be pulled down to the Earth?frictiongravitybalancedunbalanced
- 12. Multiple ChoiceKinetic energy is when....energy is stored up in an objectenergy is released and the object moves
- 13. Multiple Choice
Which three structures are found in both animal and plant cells?
nucleus, cell membrane, and cytoplasm
cell membrane, chloroplasts, and mitochondria
cytoplasm, a cell wall, and nucleus
nucleus, chloroplasts, and cell wall
- 14. Multiple Choice
Which cell structure is found in plant and animals cells and controls what can come into or leave a cell?
cell membrane
cytoplasm
nucleus
cell wall
- 15. Multiple Choice
What is the function of the nucleus?
to produce energy
to control cell activity
to remove waste products
to allow molecules to enter the cell
- 16. Multiple Choice
What is the function of a cell wall?
to protect and support the cell
to make food for the cell
to prevent water from passing through it
to prevent oxygen from entering the cell
- 17. Multiple ChoiceIn what part of the plant cell does the process of photosynthesis take place?nucleusmitochondriachloroplastsvacuoles
- 18. Multiple ChoiceA gel-like fluid in which many different organelles are found.cell membranenucleusorganellecytoplasm
- 19. Multiple Choice
This organelle directs all the cell's activities.
cytoplasm
chloroplasts
cell wall
nucleus
- 20. Multiple Choice
What are organisms that eat other organisms?
Consumers
Producers
Omnivores
Decomposers
- 21. Multiple Choice
______ are animals that eat both plants and animals
Producers
Consumers
Omnivores
Herbivores
- 22. Multiple Choice
Matter from dead organisms is broken down and consumed by organisms called ______________.
consumers
producers
carnivores
decomposers
- 23. Multiple Choice
The main source of energy for producers in an ecosystem is the sun.
True
False
- 24. Multiple Choice
Plants are a type of _________ because they make their own food.
decomposer
producer
herbivore
system
- 25. Multiple Choice
An __________ is a complex community made up of living and non living things.
system
environment
ecosystem
subsystem
- 26. Multiple Choice
Arrows on a food chain and food web show __________________________________.
the direction that the animals walk
the other animals favorite animal
the direction food (matter and energy) move
their allies
- Answer choicesTagsAnswer choicesTags