The plants unit3 5º grade

WE CAN SEE PLANTS IN DIFFERENT PLACES.

There are plantsin the country.

There are plants in some parks in many cities.

CHARACTERISTICS

Plants make their own food from the nutrients they get from the air, water,

soil and sunlight.

THEY GET:

WATER

MINERAL SALTS FROM THE SOIL

AIR

SUNLIGHT. Mineralsalts

water Sunlight

CHARACTERISTICS

Plants are multicellularorganisms.

Plants cannot move around.

Plants have three parts:Plants have roots, stems and leaves.

Their roots hold them in the ground and give them water and mineral salts.

Their stems give them shape

and their leaves make their food.

CHARACTERISTICS

THE STEMS: they give shape to the plant.

THE LEAVES : They maketheir food.

THE ROOTS: They take waterand mineral salts from the soil.

SOIL

Plants are classified into two groups:Plants with flowers and plants without flowers.

pPlants with flowers. Plants without flowers.

Plants are multicellular. They cannot move around, but they make their own food. They have roots, a stem and leaves.There are plants with flowersand plants without flowers.

Almost all plants live on land.CHARACTERISTICS

Some plants are aquatic.

WATER LILY POSIDONIA

fGroups of plants

Plants with flowers: These plants reproduce with seeds. Some seeds come from a fruit and other seeds come from cones.

Seeds fromfruit. Cones

We can classify these plants into three groups:

Trees shrubs grasses

Plants without flowers.

These plants do not have flowers or seeds. They reproduce with spores.

We classify plants with flowersaccording to their size:

grassesTrees

shrubs

Characteristics of trees

trunk

Branches

Trees are very large. They have woody stems called trunks. These trunks have branches.

Trees grow slowly and live many years.

Shrubs are minimum-sized.They have woody stems butthey do not have trunksbecause they are softer andthinner. Their branches comefrom the ground. Some grow very quickly and othersgrow slowly.

Branches are born from the ground.

shrubs

They also live many years.

Grasses

They are smaller. They have non-woodystems that are soft and flexible.

Most grow very quickly, but they only live a few months.