WorksheetsFlower Test Practice
Total questions: 10
Worksheet time: 20mins
A pond near Miko's house has changed over time. People have built houses near the pond. Chemicals from their yards have entered the pond. The result is that oxygen levels in the pond are very low.
What effect will the chemicals and low oxygen levels most likely have?
lower water levels
more people using the lake
higher water temperature
fewer fish in the lake
Animals help with pollination. In what other process of flower reproduction do animals play an important role?
Fertilization
Seed dispersal
Germination
Flower arrangements
When Huang was a young boy, the land near his home was covered with low bushes, grass, and flowers. Today, a plant called kudzu covers the other plants.
Which statement best describes a way that the kudzu is harmful to the other plants?
It increases pollution around the area.
It blocks sunlight from the plants.
It provides shelter for large animals.
It increases nutrients for other plants.
In the winter of 2006, millions of honeybees vanished from their hives throughout the country. People became concerned about the disappearance of the bees. Why did people become concerned about what happened to the honeybees?
Bees help with seed dispersal.
Bees protect plants from other insects.
Bees play an important role as plant pollinators.
Bees protect plants from other insects.
The diagram below shows a process in the reproduction of flowering plants. The insect is moving pollen from the stamen to the pistil. What is this process called?
pollination
fertilization
germination
seed dispersal
A scientist watches honeybees collect nectar from flowers. She wonders whether the bees can see different colors. Which observation might lead her to pose this question?
The bees seem to recognize one another's sounds.
The bees almost always land on the inside of the flowers rather than on the outside.
The bees spend about the same amount of time on each flower.
The bees land on purple flowers more often than on other colors.
Pam and her family enjoy hiking in a forest a few hours from their home. The picture shows what they see when they arrive at the forest one day.
What is one way this will most likely be harmful to animals that live in the forest?
More birds will fly into the area.
There will be fewer homes for the animals.
The temperature of the area will decrease.
The animals will have fewer predators.
An empress tree is a flowering plant that grows in Florida. This tree’s flowers have blue and violet markings. What is the main role of the colored markings on the flowers?
To protect the plant from the Sun
To help disperse seeds to other parts of the local environment
To attract insects that will carry the pollen to another plant
To produce pollen for reproduction
How might the decrease in bee population affect the environment?
The temperature surrounding the orange grove will decrease.
More birds will appear.
The bees remaining will leave the forest.
Less fruits will be produced.
Flowers help plants reproduce. Diana created the diagram below to show the parts of a flower that support this process.
Q - pistil; R - anther
Q - stamen; R - pistil
Q - ovary; R - stamen
Q - anther; R - stamen
