Plant Life Cycles

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How do plants grow?
 Seeds-structures that can grow into new plants
 Embryo-a young plant inside a seed that is ready to
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grow
Seeds store food to help the embryo survive and have a
tough covering to protect the embryo
Germinate-begin to grow
Seedling-a small plant
http://www.bbc.co.uk/schools/scienceclips/ages/5_6/
growing_plants_fs.shtml
How do plants make seeds?
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Flower-the plant structure that makes seeds
Flowering plants-plants that use flowers to make seeds
Seeds have two parts: pollen-male part and egg-female part
Ways that the pollen and egg get together: wind, animals,
or insects
Pollination-the movement of pollen to the egg
Fruit-the structure that holds the seeds
Seeds travel to the soil by wind, falling to the ground, or
animals (by being buried, sticking to fur, or as waste)
http://www.teachersdomain.org/resource/evscps.sci.life.se
edint/
What is the life cycle of some
plants?
 Life cycle-the stages of an organism’s life
 Plant life cycle-how a plant germinates, grows, and
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reproduces
Conifers-plants that reproduce using cones
Cones-plant structures that make seeds
Two types of plants-Flowering plants and Conifers
http://www2.bgfl.org/bgfl2/custom/resources_ftp/cli
ent_ftp/ks2/science/plants_pt2/index.htm
How do plants grow without
seeds?
 Spores-can fall to the ground and make a new plant
 Spores-cannot store food
 Fern is a type of plant that makes spores
 Potatoes create new plants through “eyes” or white
spots
 Bulb-underground stem (onion is one type)
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