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Plant Life Unit Review

Total questions: 39

Worksheet time: 28mins

Name
Class
Date
1.

What is the purpose of the stem?

a)

Anchor the plant to the ground

b)

Absorbs nutrients from the ground

c)

Where photosynthesis occurs

d)

Supports the plant and holds the leaves up toward the sun

2.

What is a primary purpose of the roots?

a)

anchors the plant to the ground

b)

absorbs sunlight

c)

location where photosynthesis occurrs

d)

supports the plant and holds the leaves up toward the sun

3.

During the life cycle of a plant, the process in which seeds grow into an adult plant is called

a)

photosynthesis

b)

germination

c)

cotyledon

4.

plant cells require sunlight, carbon dioxide, and --------------- to undergo photosynthesis

a)

oxygen

b)

sugar/glucose

c)

water

d)

soil

5.

During photosynthesis, carbon dioxide is absorbed through the leaves and ________ is released

a)

oxygen

b)

glucose

c)

water

d)

carbon dioxide

6.

Photosynthesis is the process by which a plant produces _________ for food

a)

glucose

b)

oxygen

c)

water

d)

carbon dioxide

7.

Carbon dioxide is taken in through the openings (pores) on leaves called

a)

stomata

b)

chlorophyll

c)

chloroplasts

d)

guard cells

8.

The process in which plants release water vapor from its leaves

a)

transpiration

b)

photosynthesis

c)

respiration

d)

defense

9.

What is the first stage of germination?

a)

seed

b)

mature plant

c)

seedling

d)

seed pod

10.

What is the job of the cotyledon?

a)

to protect the seed

b)

to grow the embryo

c)

to provide food for the embryo

d)

to produce leaves from the stem

11.

The purpose of a mature plant's leaves is to...

a)

collect sunlight

b)

take in water

c)

produce food

d)

disperse seeds

12.

What part of the seed develops into a plant?

a)

Embryo

b)

Seed Coat

c)

Roots

d)

Food Storage

13.

Select ALL functions of roots.

a)

Absorb water and nutrients from the soil

b)

Hold the plant in the soil

c)

Release plant wastes into the soil

d)

Stores food for the plant to use later

e)

Produce food for the plant

14.

Which type of the root is shown in the picture?

a)

Fibrous root

b)

Taproot

c)

prop root

d)

epiphytic root

15.

Which type of the root is shown in the picture?

a)

Fibrous

b)

Taproot

c)

prop root

d)

epiphytic root

16.

Structures of the root that absorb most of the water an minerals are called __________________.

a)

root feathers

b)

root caps

c)

root hairs

d)

root fingers

17.

Fibrous root systems have

a)

a large central root and smaller roots that come out of it

b)

no roots at all

c)

a bunch of small, thin roots that come directly from the stem

18.

Tap root systems have

a)

a large central root and smaller roots that come out of it

b)

no roots at all

c)

a bunch of small, thin roots that come directly from the stem

19.

Select ALL functions of the stem.

a)

Transports materials between roots and leaves.

b)

Supports the plant.

c)

Produces pollen.

d)

Helps prevent erosion.

20.

What do we call the region of active growth (on a stem)?

a)

terminal tip

b)

node

c)

axillary bud

d)

leaf scale

21.

What do we call the inner component of the stem that moves water from the roots to the leaves?

a)

Xylem

b)

Phloem

c)

nodes

d)

embryo

22.

What do we call the inner component of the stem that moves glucose (food) from the leaves to the roots?

a)

Xylem

b)

Phloem

c)

cortex

d)

cotyledon

23.

Which part of the plant should come out before it can make it's own food?

a)

seed leaf

b)

seed coat

c)

tiny shoot

d)

first leaves

24.
Monocots have __ cotyledon. 
a)
One
b)
Two
c)
Depends on the plant
d)
Zero
25.

Examine this seed. Would you expect it to produce a dicot or monocot plant?

a)

monocot

b)

dicot

26.

Flower parts in dicots are in multiples of?

a)

4 or 5

b)

7

c)

3 or 4

d)

2 or 5

27.
Identify the type of vascular bundles (inside look of stem) as a dicot or monocot.
a)
monocot
b)
dicot
c)
Neither
d)
Both
28.
Examine the leaf. Would you expect this plant to be classified as a dicot or monocot?
a)
monocot
b)
dicot
c)
Neither
d)
Both
29.

Something that once showed all the characteristics of life but no longer does and never will again:

a)

dormant

b)

nonliving

c)

dead

d)

living

30.

Something that has never shown the characteristics of life and never will:

a)

dormant

b)

nonliving

c)

living

d)

dead

31.

Something that isn't currently showing the characteristics of life but will when provided with the correct conditions:

a)

living

b)

nonliving

c)

dead

d)

dormant

32.
Fire is living because it has 6 of the 8 characteristics of life. 
a)
True 
b)
False
33.
A seed is living because it has the ability to show the characteristics of life if given the proper conditions. 
a)
True 
b)
False 
34.

The following are all characteristics of life EXCEPT:

a)

move

b)

eliminate waste

c)

gas exchange

d)

reproduce

35.
The main pigment used in photosynthesis is called:
a)
Cholorphyll
b)
Cholorplasts
c)
Plant Pigment 
36.

Where in the cell does photosynthesis occur?

a)

chlorophyl

b)

Chloroplast

c)

Roots

d)

Stem

37.
The baby plant inside a dry seed is _____, which means that it is resting or inactive.
a)
dormant
b)
growing 
c)
soaking
38.

the roots that act like pillars to support the plant are known as

a)

taproots

b)

roots

c)

climbing roots

d)

prop roots

39.
Plants in the desert are able to store__________ in their roots, stems and leaves.
a)
evaporation
b)
nocturnal
c)
water
d)
driest