Categorias: Todos - types - leaves - functions - roots

por Mariluz Hernandez 6 horas atrás

3

Parts of the plant

Plants have various parts, each with specific functions and adaptations that support their growth and survival. Roots provide anchoring and support, absorb water and nutrients, and can be modified for storage or develop from non-root tissues.

Parts of the plant

Parts of the plant

Fruits

Functions of fruits
Protection of seeds

fleshy coverings

hard shells

Outer covering protects the seeds

Seed dispersal

Through wind

or water

animals

Aid in the dispersal of seeds

Types of fruits
False fruits

pineapples

strawberries

Develop from other parts of the flower

True fruits

oranges

apples

Develop from the ovary of a flower

Flowers

Flower pollination
Wind pollination

conifers

grasses

No need for attractant petals or fragrance

Insect pollination

Transfer pollen from flower to flower

Bees

and other insects

butterflies

Parts of a flower
Pistils

Consist of stigma

and ovary

style

Female reproductive organs

Stamens

Consist of anther and filament

Male reproductive organs

Sepals

Green in color

Protect the flower bud

Petals

Range in colors and shapes

Attract pollinators

Leaves

Leaf adaptations
Succulent leaves

aloe vera

Store water in arid conditions

Needle leaves

pine trees

Reduce water loss in dry environments

Functions of leaves
Transpiration

Helps in cooling the plant

Loss of water through leaf stomata

Chlorophyll is responsible for photosynthesis

Production of food through sunlight

Types of leaves
Compound leaves

clover

ferns

Divided into leaflets

Simple leaves

oak

maple

Single leaf blade

Stems

Modifications of stems
Stolons

strawberry runners

Horizontal aboveground stems

Rhizomes

iris

ginger

Horizontal underground stems

Functions of stems
Photosynthesis

succulents

cacti

Green stems can perform photosynthesis

Support and transport

Transport water

and sugars

nutrients

Provide structural support

Types of stems
Woody stems

shrubs

trees

Hard and rigid

Herbaceous stems

roses

dandelions

Soft and flexible

Roots

Modifications of roots
Adventitious roots

aerial roots in epiphytes

Roots that develop from non-root tissues

Storage roots

beets

sweet potatoes

Modified for storing nutrients

Functions of roots
Anchoring and support

Helps in strong winds or rain

Prevents plant from falling over

Absorption of water and nutrients

Mycorrhizal fungi aid in nutrient absorption

Root hairs increase surface area

Types of roots
Fibrous roots

wheat

grass

Thin

branching roots

Taproots

Examples

radishes

carrots

Main root that grows vertically