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unit 1- living beings review- grade 3 science
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Name a plant WITHOUT flowers or seeds
Mosses and Ferns
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What is this?
stem
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Most plants reproduce through ____.
flowers. They produce through fruits and seeds.
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Where is the Pistil?
.....
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Leaves use solar energy (sunlight) to do what?
Make their own food/ photosynthesis
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Living beings take in substances from the environment, use them and eliminate waste substances. What is this?
Nutrition
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Where is the Stamens?
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Living beings detect changes in their environment and react to them. What is this?
Interaction
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What is Reproduction?
Living beings make other living beings similar to them.
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What are the three vital functions of living beings?
Nutrition, Interaction, Reproduction
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What are these?
leaves
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What is this?
Roots
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Where is the Corolla?
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Name a plant that produces SEEDS INSIDE a fruit.
Dandelion, broom, oak tree, etc.
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Where is the Calyx?
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What part of the plant fixes the plant in the ground? It helps absorb water and mineral salts.
Roots
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Name a plant that produces SEEDS that are NOT inside a fruit.
Pine tree, fir tree, cyprus tree, etc
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During photosynthesis, the leaves absorb _______ and release ______ into the air.
carbon dioxide, oxygen
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When plants RESPIRE, they take in _____ from the air and expel _______.
oxygen, carbon dioxide
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What part of the plant does photosynthesis occur?
Leaves
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Name an example of interaction in a plant.
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