Chapter 2
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
卡片预览 (24 张)
A seed is
a part of a plant that can grow into a new plant
Pollination
is when pollen moves to the female part of a flower
Life Cycle is
how an organism grows and reproduces
metamorphosis
is a change in body form during their life cycle
An egg is
a structure that protects and feeds young animals
Inherited trait is
a feature that is passed from parents to young
A seed has a ______ that helps protect a young plant
tough shell
A small, growing plant is a
seedling
The seed contains _____ and _____ inside
a young plant, food
What does a seed need to grow
water, nutrients and the right temperature
Plant Life Cycle - name the steps
• A seed is planted in the soil • The seed grows and roots grow into the soil • The roots grow longer and a stem pushes up • The plant grows leaves. It makes its own food. • The plant grows into an adult. It can reproduce and make new seeds.
What makes seeds?
Flowers
A flower has a ____ and _____ part.
Male, Female
The male part of a flower makes a powder called
pollen
The female part of the flower makes
tiny eggs
When pollen and the tiny eggs come together,
a seed forms
How does pollen move from one flower to another
The wind can blow it or animals such as bees can move it
How does a bee move pollen?
It drinks from a flower and the pollen sticks to them
In flowering plants, what forms around the seeds?
Fruit
Seeds can _______ an animals body, they are ___ in the breeze or they can _____ from the fruit and are buried by animals
pass through, blown, spill out
In time, adult plants die and they
break down or rot
When adult plants break down or rot, they add ___ to the soil
nutrients
What is made inside the female cone
seeds
Some plants reproduce without making seeds. Instead, they make
spores