Life Cycles of Plants
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How can some plants PROTECT themselves?
Plants can have THORNS TO PROTECT THEM.
What do ROOTS do for a plant?
- Roots grow in the direction of the pull of gravity....that
- means DOWN into the earth.
Plants grow towards the ________.
Describe how a plant changes over time.
- The STEM gets taller and bigger around
- ROOTS get longer.
- It will grow more BRANCHES
What are ADAPTATIONS a plant makes?
Behavior of parts of living things that help it SURVIVE IN THE ENVIRONMENT.
What are SCALES?
Each cone is a woody stalk covered with stiff SCALES. THey PROTECT the SEEDS underneath them.
What is the CONE?
The part of the CONIFER THAT PRODUCES POLLEN OR SEEDS.
WHAT IS ALIKE ABOUT EVERGREEN TREES.
- They have NEEDLES ALL YEAR.
- They are ALWAYS GREEN because they shed.
- Their LEAVES grow new ones.
What are 3 things a plant needs to GERMINATE?
- 1. Warmth
- 2. Air
- 3. Moisture
What does the SEED COAT DO?
IT PROTECTS THE EMBRYO.
WHAT IS THE EMBRYO?
THE PART OF THE SEED THAT DEVELOPS INTO A PLANT.
What is a SEED?
The FIRST STAGE of the life cycle of a flowering plant.
What is a FRUIT?
The part of a flower that forms around the seed , it protects the seeds inside it.
What does the STAMEN DO?
It produces POLLEN. Pollen must land on a pistil to make seeds form - called POLLENATION.
What do PETALS DO?
They ATTRACT insects and birds that POLLINATE flowers.
What is the PISTIL?
Part of the flower where seeds develop.
What does a seedling need to grow besides warmth and moisture?
LIGHT AND FOOD
WHAT HAPPENS IF A SEEDLING ONLY GETS LIGHT FROM ONE SIDE?
The seedling will grow towards the light.
What if a seedling receives no LIGHT?
It will not fully grow, it will turn pale yellow in color.
What is the outside layer of a seed called?
What is the part of a seed that provides nourishment for the developing plant?
Name seeds that are associated with WIND?
Name seeds associated with WATER.
Name seeds associated with ANIMALS.
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