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WorksheetsPlants Unit
Total questions: 31
Worksheet time: 16mins
Name
Class
Date
1.
What is the benefit of flowers on some plants?
a)
They make food.
b)
They provide heat.
c)
They absorb water from the air.
d)
They attract pollinators.
2.
What is the purpose of photosynthesis occurring in green plants?
a)
It provides protection.
b)
It produces food and energy.
c)
It provides water for the cells.
d)
It provides carbon dioxide and water.
3.
How does the anther help with reproduction of a flowering plant?
a)
It develops into a fruit after fertilization occurs.
b)
It moves pollen to the roots of the plant.
c)
It grows seeds for the plant.
d)
It produces, forms, and stores pollen.
4.
A plant begins to bend when a tall building is built near it. Why does this occur?
a)
It is adjusting to changes in the temperature.
b)
It is growing away from the light source.
c)
It is adjusting to changes in the soil.
d)
It is growing towards the light source.
5.
Why do seeds go through a period of dormancy?
a)
It allows time for the right conditions to occur before the seed germinates.
b)
It allows time for dry soil to accumulate before the seed germinates.
c)
It allows time for sunlight to appear before the seed germinates.
d)
It allows time for pollination to occur before the seed germinates.
6.
What is the main function of a flower?
a)
Reproduction of the plant
b)
Produce spores
c)
Digestion
d)
Produce pollen
7.
What is chlorophyll?
a)
Pigment used to help the flower produce pollen.
b)
Pigment used to help the plant transpire.
c)
Pigment used to help the plant absorb sunlight and make energy.
d)
Pigment used to help the plant reproduce.
8.
What is photosynthesis?
a)
Transporting water from roots to stomata.
b)
Transporting sugar from roots to stomata.
c)
Converting sunlight into chemical energy (i.e. glucose).
d)
Use and release stored energy.
9.
What are the products of photosynthesis?
a)
Sugar and oxygen
b)
Sugar and water
c)
Carbon dioxide and water
d)
Oxygen and carbon dioxide
10.
What are the products of cellular respiration?
a)
Sugar and oxygen
b)
Sugar and water
c)
Carbon dioxide and water
d)
Oxygen and carbon dioxide
11.
What is cellular respiration?
a)
Transporting water from roots to stomata
b)
Transporting sugar from roots to stomata
c)
Converting sunlight into chemical energy (i.e. glucose)
d)
Use and release stored energy
12.
Where does photosynthesis occur?
a)
Sepal
b)
Pistil
c)
Petal
d)
Chloroplast
13.
What is the function of a leaf?
a)
Produce energy
b)
Absorb water
c)
Absorb sugar
d)
Produce water
14.
What is the stamen?
a)
Male sex (reproduction) part of a flower
b)
Female sex (reproduction) part of a flower
c)
Where pollen is made
d)
Where ovules are made
15.
What is the part that carries the pollen to the ovary?
a)
Style
b)
Pistil
c)
Anther
d)
Filament
16.
What is the function of the sepals?
a)
Provide protection
b)
Make food
c)
Add color to the flower
d)
Amusement to humans
17.
What part of the flower attracts the insects?
a)
Petals
b)
Sepals
c)
Stamen
d)
Leaves
18.
What part of the flower holds up the anther?
a)
Style
b)
Pistil
c)
Anther
d)
Filament
19.
What is another name for the egg cells in the ovary?
a)
Pollen
b)
Sepals
c)
Ovules
d)
Pistil
20.
What is the stigma?
a)
Part where the pollen fertilizes
b)
Part where the pollen lands and sticks
c)
Part where pollen is made
d)
Part where pollen dies
21.
What is the pistil?
a)
Male sex (reproduction) part of the flower
b)
Female sex (reproduction) part of the flower
c)
Where pollen is made
d)
Where ovules are made
22.
What is transpiration?
a)
Transport of water from roots to stomata
b)
Transport of sugar from roots to stomata
c)
Converting light into chemical energy (i.e. glucose)
d)
Using or releasing stored energy
23.
What is a pollinator?
a)
The mover of pollen
b)
The digester of pollen
c)
The killer of pollen
d)
The maker of pollen
24.
What is pollination?
a)
The act of pollen attaching to a pollinator
b)
The act of pollen dying
c)
The act of pollen going from the anther to the stigma
d)
The act of pollen being eaten
25.
Which one of these best explains the relationship between the stomata and the guard cells?
a)
Guard cells open and close the stomata.
b)
Guard cells make stomata.
c)
Guard cells absorb water out of the stomata.
d)
Guard cells terminate the stomata.
26.
A plant is found in the desert where there is little water and very hot climates. What are this plant's guard cells going to do during the day?
a)
Open up to take in water
b)
Close up to prevent any available water from leaving the plant
c)
Make water
d)
Make sugar
27.
A plant is in an environment full of carbon dioxide and light energy, but is located in the desert. What MUST this plant do before it can start to perform photosynthesis?
a)
Absorb sunlight
b)
Make sugar
c)
Make ATP
d)
Absorb water
28.
What gives plants their green color?
a)
Infrared light
b)
Chlorophyll
c)
Water
d)
Sugar
29.
As a flower, you recognize that you have a decrease in honey bee populations around you and passing on your genes is becoming more difficult. What can you do through adaptation to make sure you can pollinate and pass on your genes?
a)
Move away to the rainforest.
b)
Grow taller, so the wind can reach you.
c)
Produce a green flower.
d)
Nothing. Oh well :( Stay the same.
30.
Where does carbon dioxide enter the plant?
a)
Stems
b)
Petals
c)
Stomata
d)
Guard cells
31.
Tulips are flowers that typically bloom in the spring. How could tulips be forced to bloom in winter?
a)
By limiting pruning and trimming of the tulips
b)
By reducing water levels and nutrient uptake by the tulips
c)
By elevating oxygen levels and supplying organic matter to the tulips
d)
By increasing temperature and lengthening daylight for the tulips
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