Worksheets4th Grade Plants- Respiration and Reproduction
Total questions: 46
Worksheet time: 23mins
Choose ALL the things plants need to survive.
food
light
water
friends
air
The roots of a plant are planted inside _________.
a bag
soil
the air
Choose ALL the things that are living things.
headphones
a bird
a flower
a t-shirt
Choose ALL the things that are nonliving things.
a dog
a hat
a tree
a water bottle
What is soil?
The bottom of a plant.
The top layer of dirt where seeds or plants grow.
A part of a tree.
The part of the plant that makes food for the plant is _________.
the root.
the leaf.
the stem.
the flower.
The is really small and grows into a new plant.
a stem.
a leaf.
a seed.
a root.
The part of the plant that moves the food and water up the plant like a straw is __________.
the root.
the stem.
the seeds.
the leaves.
What is the process that plants use to make food using light?
Branches
Photosynthesis
Leaves
What word means, "start to grow"?
mature
sapling
germinate
seedling
What word means, "an adult; fully grown and developed"?
germinate
mature
sapling
seedling
What is a young tree?
A leaf
A trunk
A sapling
A seedling
What is a seedling?
A fully grown tree
A baby plant that has grown from a seed
A young tree
Choose ALL the parts found in a plant.
seeds
roots
stems
leaves
Where pollination happens
style
stigma
ovary
filament
What is pollination
When the pollen fuses with an egg cell
When the pollen is moved from the anther to stigma
when the pollen grows a tube down the style and into an ovule
when the anther makes pollen
What is the pollen tube?
When the pollen fuses with an egg cell
When the pollen is moved from the anther to stigma
when the pollen grows a tube down the style and into an ovule
when the anther makes pollen
Where is the pollen made?
stigma
style
filament
anther
How does the pollen move from the anther to the stigma
animals (pollinators!)
the wind
magic!
the flowers move
What is fertilisation
When the pollen fuses with an egg cell
When the pollen is moved from the anther to stigma
when the pollen grows a tube down the style and into an ovule
when the anther makes pollen
After fertilisation the petals die but the ovary grows into the
seeds
flower
fruit
stem
After fertilisation the petals die but the ovules grow into the
seeds
flower
fruit
stem
Where does fertilisation happen?
on the stigma
in the style
inside the ovary
on the anthers
When a seed starts to grow this is called
growth
division
germination
germs
What do seeds need in order to germinate?
water
light
oxygen
warmth
Most plants that grow around us have flowers. Such plants are known as ______________.
non-flowering plants.
flowering plants.
Flowers develop into _____________.
trees
fruits
The outermost part of a seed is called the seed coat.
seed coat
cotyledon
The _______________ protects the inner parts of the seed .
seed coat
cotyledon
The seeds are fully formed when the fruit ripens.
False
True
A tiny structure attached to the cotyledons is called ___.
Embryo
seed leaf
A cotyledon is also called a ___________.
Seed coat
seed leaf
Plants that produce seeds with two cotyledons are called ___________plants.
dicotyledonous
monocotyledonous
Plants that produce seeds with only one cotyledon are called ___________plants
dicotyledonous
monocotyledonous
wheat and paddy are ________ plants.
monocotyledonous
dicotyledonous
What is carbon dioxide used for?
plants use it to make their food
it's used to make oxygen
people and animals use it to breathe
it's used in baking cookies
What is the chemical compound of carbon dioxide?
CHO2
H2O
O2
CO2
What produces oxygen?
People and animals
All plants
Only green plants
All living organisms
What is the process of plants taking in carbon dioxide and releasing oxygen called?
Respiration
Produce
Photosynthesis
Breathing
What is the name of the food that plants make?
Chlorophyll
Gluten free
Glucose
Chloroplast
What pigment gives plant leaves their green color?
Chloroplast
Chlorox
Chlorophyll
Chancla
What is the action of breathing called?
Respiration
Breathing
Inhaling
Exhaling
A gas that is produced by plants during photosynthesis that animals use for respiration.
Carbon dioxide
Water vapor
Oxygen
Toots
A gas produced by animals during respiration that plants use for photosynthesis.
Oxygen
Toots
Carbon dioxide
Water vapor
Carbon dioxide, water, _____ are used in photosynthesis to produce oxygen and glucose (plant food).
Air
Sunlight
Water
Glucose
Plants and animals are interdependent of each other.
True
False
