Worksheetsseeds dispersal
Total questions: 20
Worksheet time: 7mins
The purpose of seed dispersal is for the seeds to __________.
germinate at the same time
move to the same place and grow
move further away from the parent plant
compete with one another for minerals in the soil
State the way of dispersal for this seed/ fruit.
Water
Wind
Explosive Mechanism
Human and Animal
State the way of dispersal for this seed/ fruit.
Wind
Water
Explosive Mechanism
Human and Animal
What are the characteristic of the seeds dispersed by man and animals?
A: Can float on water
B: Edible flesh and smell nice
C: Have hooks or stiff hairs
D: Have wing-like structures and are light
A and B only
C and D only
B and C only
A , B and C only
A mystery fruit was said to be dispersed by water.
How can one confirm this statement?
A: Place the fruit on water to see if it floats.
B: Find the mass of the fruit by putting it on a weighing scale.
C: Cut open the fruit to see if it has a fibrous husk.
D: Cut the fruit to see if it contain water.
A and B only
A and C only
B and D only
C and D only
State the characters ideal for dispersion by wind.
Small, light and hair-like
Big, light and fibrous husk
Small, light and sharp hooks
Big, light and explode
I have parachute like structures. What is likely my dispersal method?
Water
Wind
Explosive Mechanism
Human and Animal
I have hooks to attach to animal fur. What is likely my dispersal method?
Wind
Water
Explosive Mechanism
Human and Animal
I have hollow spaces within my fruit. What is likely my dispersal method?
Wind
Water
Explosive Mechanism
Human and Animal
My pod splits open and seeds are thrown out with a force. What is likely my dispersal method?
Wind
Water
Explosive Mechanism
Human and Animal
I am waterproof and have fibrous husk. What is likely my dispersal method?
Water
Wind
Explosive mechanism
Human and Animal
Why are shorea seeds able to be dispersed by the wind?
It has hooks to hook onto the fur of animals
It has a fibrous husk that makes it float
It is light and has wing-like structure
It has dry pods that split open
Part of the plant that helps in seed dispersal is _______
Stem
Flower
Leaf
Fruit
Why it is better for seeds to be dispersed far and wide?
To provide shelter to other animals.
For plants to have a better chance of growing healthier.
For farmers to see which soil is good for the plants.
For plants to protect themselves from extreme weather
What will happen if all seeds of a plant fall under the parent plant?
They all will grow into new plants
Always only one will grow into a new plant
Many will die and only a few will grow into new plants
None of the above
Why don't all seeds grow into new plants if they fall under the parent plant?
because need to compete for space or air
because need to compete for water
because need to compete for sunlight
all of the above
Which of the plant below has the same way of seed dispersal as the plant above?
Burdock
Coconut
Saga
Balsam
Why plant is important for other living things in a habitat?
A. Plant provide sunlight
B. Plant provide water
C. Plant provide shelter
D. Plant provide food
A and B
B and C
C and D
A, B and C
Plants need to dispersed away from parent plant so that plants will have enough ________________
basic needs
protection
extinction
money
How do birds help plants grow in new places? Which one is in the correct order?
Birds eat plant seeds, drop them out in new places, the seeds then grow into new baby plants.
Birds drop out the seeds, the seeds then grow into new baby plants, birds eat plant seeds.
Seeds grow into new baby plants, birds eat the plant seeds, birds drop out the seeds.
