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Plants Review

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Why do plants make flowers?

a)

They encourage people to buy and grow and take care of the plants

b)

They contain the reproductive structures of the plant

c)

They photosynthesize through the flowers

d)

They are able to provide food for other organisms

2.

Where is pollen made?

a)

Stigma

b)

Ovary

c)

Anther

d)

Petal

3.

Pollen is a ______.

a)

Male Reproductive Cell

b)

Somatic Cell

c)

Female Reproductive Cell

d)

Pollen is not made of cells.

4.

What happens when the eggs in the ovary of the plants are fertilized?

a)

The plant dies

b)

More flowers are produced from the eggs

c)

They develop into seeds, sometimes in a fruit

d)

Nothing, it continues growing normally.

5.

What are the parts of the pistil?

a)

Anther, Stigma, Petal

b)

Stigma, Style, Ovary

c)

Anther and Filament

d)

Sepal and Petal

6.

What are the parts of the stamen?

a)

Anther, Stigma, Petal

b)

Stigma, Style, Ovary

c)

Anther and Filament

d)

Sepal and Petal

7.

In order for pollination to properly occur, a bee must first bring pollen from the ________ to the _____.

a)

stigma --> anther

b)

stigma --> ovary

c)

anther --> stigma

d)

anther---> petal

8.

What is a tropism?

a)

A plant's response to a stimulus in order for it to grow better

b)

A structure within the stem of the plant

c)

A type of fertilization process

d)

A category of tropical plants

9.

The Xylem brings _____ to the rest of the plant, while the phloem brings ______ to the rest of the plant.

a)

Sunlight/Water; Nutrients/Sugar

b)

Pollen/Eggs; Water/Nutrients

c)

Water/Nutrients; Sugar/Food

d)

Sugar/Food; Water/Nutrients

10.

The purpose of the primary root is:

a)

To anchor the plant

b)

Water absorption

c)

It is only the first root formed as a seedling; it dies after some time

d)

To let carbon dioxide (CO2) into the plant

11.

The purpose of the root hairs is:

a)

To anchor the plant

b)

Water absorption

c)

It helps the plant attract pollinators

d)

To let carbon dioxide (CO2) into the plant

12.

The purpose of the stomata on the leaves is:

a)

To prevent pests.

b)

Water absorption

c)

To let sugar into the leaves so it can get to the rest of the plant

d)

To let gasses such as carbon dioxide (CO2) into the plant (Gas Exchange)

13.

What structure is labeled D in this picture?

a)

Ovary

b)

Sepal

c)

Anther

d)

Stigma

14.

What structure is labeled F in this picture?

a)

Ovary

b)

Sepal

c)

Anther

d)

Stigma

15.

What structure is labeled E in this picture?

a)

Stamen

b)

Pistil

c)

Sepal

d)

Petal

16.

What structure is labeled G in this picture?

a)

Stamen

b)

Pistil

c)

Sepal

d)

Petal

17.

A plant falls over on its side and is forgotten. After a while, someone remembers it exists and notices that even though its container is on its side, the shoots are still growing up, and the roots are growing in the downward direction. This is an example of what?

a)

Thigmotropism

b)

Phototropism

c)

Gravitotropism/

Geotropism

d)

Hydrotropism

18.

Grape vines are one of many plants that have curly little tendrils that shoot out in order to wrap around another object in order to better stabilize themselves. This is an example of what?

a)

Thigmotropism

b)

Phototropism

c)

Gravitotropism/

Geotropism

d)

Hydrotropism

19.

If you have a houseplant, you may want to occasionally turn its container around if you want it to be symmetrical because plants facing windows tend to grow in the direction of the window. What is this an example of?

a)

Thigmotropism

b)

Phototropism

c)

Gravitotropism/

Geotropism

d)

Hydrotropism

20.

Gibberellins are hormones produced in the root tips of plants. The plant uses these hormones to stimulate the growth of shoots. How are gibberellins able to affect other parts of the plants?

a)

Gibberellins are absorbed through the stomata and attach to the chloroplasts.

b)

Gibberellins are transported through vascular tissues to other parts of the plants

c)

Gibberellins become concentrated within the tissues of the plants during mitosis

d)

Gibberellins become modified once they infect healthy cells and are later released to infect other cells.