Microscope
A microscope ________ object (makes objects look bigger).
What is MAGNIFIES?
Microorganisms can only be seen with _______.
What are microscopes?
The changes and transfer of energy between organisms within an ecosystem.
What is energy transfer?
Animals that eats only plants.
What is an herbivore?
The three major processes of the carbon-oxygen cycle
What is cellular respiration, photosynthesis and combustion?
A compound microscope has ____ sets of lenses, they magnify things _________ times larger than they really are.
What is 2 sets, 100-200 times?
Give 3 beneficial roles of microorganisms.
What is :
Help to make food
Help with digesting food in animal’s body
Fertilize soil/Recycle nutrients in soil
Help in sewage treatment
Help to produce medicines
Can be used in biotechnology and research
Help to kill harmful insects/Can be used to make insecticides
This model organizes trophic level according to its numbers.
What is the pyramid of numbers?
The amount of energy that is lost each time energy is transferred from one level of the food chain to another.
What is 90%?
Photosynthesis releases these three things.
What is oxygen, sugar/glucose and energy?
The difference between higher and lower power magnification.
What is higher power magnification can see better details but lower power magnification can see more area of the image?
3 benefits of using yeast in baking bread.
What is: softer/fluffy bread, more/bigger holes, more air in bread?
The sun's energy is transformed by plants using this process.
What is photosynthesis?
Organisms that consume primary producers are called this.
What are primary producers?
Example of natural combustion.
What is volcanic eruptions or forest fire?
If the total magnification is 4500x, the ocular lens has a magnification of 1.5x, what is the magnification of the objective lens?
What is 3000x?
Bread mold needs these 4 things in order to grow.
What are warmth, water, sugar and air?
A model that shows how food chains in an ecosystem are connected
What is a food web?
Animals that eat primary consumers are called this.
What are secondary consumers?
Things that disrupt interactions between biotic and non-biotic components.
What are human activities - use of fossil fuel, deforestation, greenhouse gases, overhunting, and overfishing?
Give 3 rules of using a microscope.
What is:
Carry microscopes with BOTH hands.
Place the microscope near the center of the desk and NOT the edge.
The microscope cord should NOT block an aisle where someone could trip.
View the microscope with both eyes open.
NO horseplay! An ocular poked in one’s eye can blind.
Turn OFF the lamp when the microscope is not in use.
Clean the lens ONLY with special lens paper.
The father of microbiology.
What is Anton van Leeuwenhoek?
What is the correct flow of energy?
What is sun, producers, consumers, decomposers?
Animals that eat secondary consumers are called this.
What are tertiary consumers?
The full formula for photosynthesis.
What CO2 + H2O + ENERGY -> C6H12O6 +O2?