Lesson 1 &2
Define Spore
a cell that can grow into a new plant
What is a tundra?
a cold, northern biome wher part of the soil is frozen
What is the job of plant roots?
anchor the plant
What are the parts of a plant's surroundings?
sunlight
temperature
water
soil
minerals
What is a fossil?
A fossil is the remains of something that lived long ago.
Define germinate.
To grow and develop
What is a rainforest?
a hot, wet biome, where trees grow tall
What is the job of the flower?
makes seeds for the plant
Name one way a plant affects its surroundings?
Plants give off water
Take in carbon dioxide
Give off oxygen
What is petrified wood?
Petrified wood forms when the wood of a tree trunk is replaced by hard minerals.
What is pollen?
Tiny grains that make seeds.
What kind of trees grow in a deciduous forest?
maple, oak, apple trees
What 4 things does a plant need to grow?
carbon dioxide, sun, water, soil
Why do scientists look for fossils?
Scientists are curious about what the Earth was like in the past.
What is fertilization?
The combination of a pollen grain and egg that forms a seed.
This biome receives little rain
desert
What is photosynthesis?
The process that plants use to make food
What can studying fossils help us learn?
We can learn more about what his amazing creation looked like long ago?
What is a biome?
Place that has the same climate, plants, animals over a large area.
This biome is a flatland that is covered with tall grasses
Grassland
What are the 3 groups of plants?
seed making
spore making-with tubes
spore making -without