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Unit 6 Test Plants

Total questions: 22

Worksheet time: 22mins

Name
Class
Date
1.

True or False: The primary function of plant leaves are to take in water.

a)

True

b)

False: to support the plant

c)

False: to trap sunlight for photosynthesis

d)

False: to produce flowers

2.

What is the most likely seed-dispersal mechanism for a seed with winglike structures?

a)

water

b)

wind

c)

catch in animal fur

d)

eaten by animals

3.

What is the most likely seed-dispersal mechanism for an apple seed?

a)

wind

b)

water

c)

catch in animal fur

d)

eaten by animals

4.

True or False: The most likely seed-dispersal mechanism for a seed with hooks is wind.

a)

True

b)

False: eaten by animals

c)

False: catch in animal fur

d)

False: water

5.

A flower that has sepals, petals, stamens, and pistils is called a ___________ flower.

a)

incomplete

b)

complete

c)

female

d)

male

6.

All plants are __________.

a)

heterotrophs

b)

eukaryotes

c)

unicellular

d)

prokaryotes

7.

True or False: All Angiosperms produce fruits.

a)

True

b)

Fasle: produce cones

c)

False: are seedless

d)

False: are tropical

8.

What are the flowers female reproductive parts called?

a)

sepals

b)

anthers

c)

pistils

d)

filaments

9.

Gases pass in and out of a leaf through the ___________.

a)

phloem

b)

xylem

c)

cuticle

d)

stomata

10.

What is NOT a root function in plants?

a)

to produce food

b)

to anchor plants

c)

to store food

d)

to absorb water

11.

True or False: Dormancy is a period when an organism's growth or activity starts.

a)

True

b)

False: continues

c)

False: stops

d)

Fasle: speeds up

12.

Leaflike, usually colorful, structures arranged in a circle around the tip of a flower stem are called ____________.

a)

petals

b)

stepals

c)

pistils

d)

stamen

13.

A waxy, waterproof layer called the __________ covers the leaves of most plants

a)

petals

b)

stamen

c)

pistil

d)

cuticle

14.

Through this water and minerals enter the plant's roots and move through the stems and leaves

a)

sepal

b)

xylem

c)

Bract

d)

stamen

15.

The process by which water evaporates from a plant's leaves is know as ____________.

a)

osmosis

b)

transpiration

c)

mitosis

d)

photoperiodism

16.

These flowers usually have either three petals or a multiple of three petals.

a)

monocots

b)

dicots

17.

This is a plant's response to seasonal changes in the length of night and day.

a)

phloem

b)

Monocots

c)

Photoperiodism

d)

transpiration

18.

What is the structure labeled number 7?

a)

Stigma

b)

Filament

c)

Anther

d)

Ovary

19.

What is the structure labeled number 6?

a)

Stigma

b)

Filament

c)

Anther

d)

Ovary

20.

Are the structures labeled 6 & 7 male or female?

a)

Male

b)

Female

21.

Are the structures labeled 9, 10, 11 & 12 male or female?

a)

Male

b)

Female

22.

What is the structure labeled 3 in the diagram and what is its purpose?

a)

Sepal: encloses and protects the flower while developing

b)

Stigma: makes the flower look pretty

c)

Anther: holds the pollen

d)

Ovary: contains the ovules