Human Nutrition Chapter 28
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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What is nutrition? | Nutrition is the way in which an organism gets and uses its food.
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What are the two main types of nutrition? Explain. | Autotrophic - an organism makes its own food e.g. plants by photosynthesis
Heterotrophic - an organism takes in food from its environment e.g. animals, fungi, bacteria
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What are the three types of heterotrophs? | Herbivores (feed on plants)
Carnivores (feed on other animals)
Omnivores (feed on plants and animals)
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What are the two subdivisions of heterotrophs? | Parasites and Saprophytes
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Where do they get their food? | Parasites take in their food from a live source e.g. fleas and disease-causing bacteria
Saprophytes take in their food from a dead source e.g. bacteria and fungi that cause decay
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Do all animals have a digestive system? Prove your answer. | No e.g. tapeworms and some sponges. Instead each cell in these animals have a full range of digestive enzymes.
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To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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