Lesson 1
Lesson 2
Lesson 3
Lesson 4
Lesson 5
100
What are the four main parts of a plant?
Leaves, roots, stems, and flowers.
100
Where is the root system of a plant usually found?
Below the ground.
100
What plants have long, narrow leaves and do not have woody stems?
Grasses
100
What is the remains or mark of a living thing from long ago?
A fossil
200
What do leaves need to make food?
Air, water, and energy from the sun
200
What is one large root that grows deep into the soil?
taproot
200
What are trees that loose their leaves called?
deciduous
200
What is a new plant called that first grows from a seed/
A seedling
200
How do scientists know about plants that are extinct?
They found plant fossils
300
How does air enter the plant?
Through tiny holes on the underside of the leaves.
300
What materials do the stem tubes move?
Water, minerals and food
300
Trees that do not loose all their leaves in the fall are called?
Coniferous
300
When a seed starts to grow into a new plant, what is it doing?
Germinating
300
What is one difference between early plants and those of today?
Early plants did not have flowers.
400
How do leaves protect plants?
Leaves may be poisonious, sharp, or tough to chew.
400
Where are the tubes that carry water and minerals from the roots to other parts of the plant located?
In the stem.
400
What do coniferous trees grow instead of flowers to make their seeds?
Cones
400
Which seed part stores food for the seed?
the seed leaf
400
What is an extinct plant?
A plant that lived long ago.
500
What structure helps keep a cactus from losing too much water?
Stems with a thick, waxy covering
500
What is it called when bees move pollen to the flower part that makes seeds?
Pollination
500
Name 4 ways that seeds are carried from one place to another place.
Wind, water, eaten by animals, and by sticking to an animal's fur.
500
Look at the object shown in the picture. How was the object formed?
A pllant was pressed into mud and the mud became rock.
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