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The circle of life
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What is a food chain?
It describes how different organisms eat each other, starting out with a plant and ending with the decomposition made by mircoorganisms.
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What are the categories of organisms in a food chain? Can you give an example?
Producers, consumers and decomposers.
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What are microbes?
Microorganisms are tiny organisms that can't be seen with the unaided eye. Ex. Bacteria, viruses and fungi.
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Can you explain the life cycle of an animal?
Varied answer.
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Give examples of good and bad microorganisms.
Good: edible fungi, yeast, good bacteria. Bad: mold, viruses, bad bacteria etc.
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How can we stop spreading germs?
Washing our hands, not sharing personal objects, covering our nose and mouth when sneezing and coughing, wearing masks etc.
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What are some differences between bacteria and viruses?
The size, the structure, if they need a host or not. Vaccines vs. antibiotics.
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How do vaccines work?
Vaccines use the virus to teach the organism how to fight it, using its memory cells. They are a prevention against viral diseases.
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Can you cite the main stages of the water cycle?
Evaporation (from oceans, rivers and lakes), transpiration (from plants), condensation (clouds) and precipitation (rain or snow).
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What is animal adaptation? Give examples.
An adaptation is the modification of a physical or behavioral feature of an animal that helps them better survive in their environment.
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