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5th grade NS Unit 1 Cells
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What are the 4 phases of nutrition?
obtaining nutrients, respiration, using the substances obtained, expelling waste
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What are organs made up of?
different tissues
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Where do substances leave and enter through the cell?
through the cell membrane
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What is it called when two living things (male and female) provide gametes that join together to form offspring that are similar to them?
sexual reproduction
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Are plants autotrophic or heterotrophic?
autotrophic
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What is the smallest part of a living thing that can perform the vital functions?
a cell
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What are systems made up of?
different organs
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What do plants use to produce nutrients?
sunlight
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What covers the cell?
the cell membrane
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What do plants take in from the air?
carbon dioxide
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How can we organize living things?
into tissues, organs and systems
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What is the meaning of asexual?
a single living thing produces offspring that are identical to it
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What are the organelles in charge of?
producing the substances, obtaining energy, storing nutrients
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What is the meaning of autotrophic?
when living things produce their own nutrients
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What is the meaning of heterotrophic?
when living things feed on other living things
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What do we call the liquid in which the organelles float?
cytoplasm
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Are humans unicellular or multicellular?
multicellular
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What are the two types of reproduction?
asexual and sexual
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What is the meaning of unicellular?
with a single cell
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What are cells made up of?
a cell membrane, genetic mateial, cytoplasm, and several organelles
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What controls cell activity?
genetic material
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Is bacteria unicellular or multicellular?
unicellular
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What is the meaning of multicellular?
with many cells
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What is the reaction to changes in the environment?
interaction
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What are the three vital functions?
nutrition, interaction, reproduction
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Are humans autotrophic or heterotrophic?
heterotrophic
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What are tissues made up of?
several cells
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