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Worksheets

Plant Parts

Total questions: 94

Worksheet time: 47mins

Name
Class
Date
1.

Label the external structures of the plant. 1. ________

a)

leaves

b)

roots

c)

stem

d)

flower

2.

Label the external structures of the plant. 2. ________

a)

flower

b)

root

c)

stem

d)

leaf

3.

Label the external structures of the plant. 3. ________

a)

fruit

b)

root

c)

stem

d)

leaf

4.

Label the external structures of the plant. 4. ________

a)

stem

b)

root

c)

leaf

d)

flower

5.

Label the external structures of the plant. 5. ________

a)

roots

b)

stem

c)

leaf

d)

flower

6.

The parts that an organism is made of are called ________.

a)

structures

b)

cells

c)

functions

d)

organs

7.

Internal structures are on the ________ of an organism.

a)

inside

b)

outside

c)

surface

d)

top

8.

External structures are on the ________ of an organism.

a)

outside

b)

inside

c)

top

d)

bottom

9.

1. Taproots are long and __________. They grow straight down from the __________ of the plant.

a)

thick, stem

b)

thin, leaf

c)

short, root

d)

bushy, flower

10.

2. Fibrous roots are __________, but there are many of them. They spread out in all __________ from the plant. Together they are very __________.

a)

thin, directions, thick

b)

thick, places, thin

c)

short, ways, long

d)

long, sides, soft

11.

3. Soft, green __________ are usually __________. They live through only __________ growing season.

a)

stems, thin, one

b)

roots, thick, two

c)

leaves, broad, many

d)

flowers, hard, several

12.

4. Woody stems of trees grow __________, thicker, and __________ than soft, green stems. The woody stem of a tree is called a __________. __________ is the hard, outer covering of a tree that __________ it.

a)

taller, harder, trunk, Bark, protects

b)

shorter, softer, branch, Leaf, covers

c)

wider, greener, root, Stem, supports

d)

smaller, thinner, leaf, Wood, breaks

13.

5. The branches and leaves of a tree are called the __________.

a)

crown

b)

root

c)

bark

d)

trunk

14.

What is labeled as number 7 in the diagram?

a)

flower

b)

leaf

c)

stem

d)

root

15.

Label the external structures of the plant. What is labeled as number 8 in the diagram?

a)

fruit

b)

leaf

c)

stem

d)

root

16.

What is labeled as number 9 in the diagram?

a)

leaf

b)

root

c)

stem

d)

flower

17.

Label the external structures of the plant. What is labeled as number 10 in the diagram?

a)

stem

b)

leaf

c)

root

d)

flower

18.

What is labeled as number 11 in the diagram?

a)

root

b)

stem

c)

leaf

d)

flower

19.

The part of the plant that transports water and nutrients to the plant and supports the plant is the ____.

a)

fruit

b)

stem

c)

roots

20.

The part of the plant that takes in water and nutrients from the soil is the ____.

a)

flower

b)

stem

c)

root

21.

A long, thick root that grows straight down from the stem of the plant is ____.

a)

an edible root

b)

a fibrous root

c)

a taproot

22.

What is the hard, outer covering that protects the woody stem of a plant?

a)

bark

b)

taproot

c)

stomata

23.

The internal structure that moves water and nutrients from the roots to the leaves is the ____.

a)

phloem

b)

roots

c)

xylem

24.

The internal structure that carries food from the leaves to other parts of the plant is the ____.

a)

phloem

b)

roots

c)

xylem

25.

A stem that is usually thin and lives through one growing season is a ____.

a)

fibrous root

b)

soft, green stem

c)

woody stem

26.

The process of plants making food using energy from the sun, carbon dioxide, and water is called ____.

a)

energy

b)

nutrients

c)

photosynthesis

27.

The tiny, internal structures in leaves where photosynthesis happens are called ____.

a)

chlorophyll

b)

chloroplasts

c)

stomata

28.

The tiny openings on the underside of plant leaves that take in carbon dioxide from the air are called ____.

a)

chlorophyll

b)

chloroplasts

c)

stomata

29.

During photosynthesis, the plant produces ____.

a)

carbon dioxide and water

b)

sugar and oxygen

c)

water and sugar

30.

Explain how God’s design of photosynthesis benefits plants, animals, and people.

a)

Plants use carbon dioxide during photosynthesis. People breathe out carbon dioxide. Plants give off oxygen for people and animals to breathe in. Without photosynthesis, people, animals, and plants would not be able to live.

b)

Photosynthesis only benefits plants by making them green and does not affect animals or people.

c)

Photosynthesis is a process that only happens at night and does not involve oxygen or carbon dioxide.

d)

Photosynthesis causes plants to use oxygen and release carbon dioxide, which is harmful to animals and people.

31.

What science inquiry skill involves using your senses to gather information about objects and events?

a)

Observe

b)

Predict

c)

Classify

d)

Infer

32.

What science inquiry skill involves using devices to find the size, weight, volume, or quantity of something?

a)

Measure

b)

Predict

c)

Classify

d)

Infer

33.

What science inquiry skill involves drawing conclusions based on what is already known?

a)

Infer

b)

Observe

c)

Measure

d)

Predict

34.

What science inquiry skill involves grouping or ordering objects based on what is similar or what is different?

a)

Classify

b)

Predict

c)

Measure

d)

Observe

35.

What science inquiry skill involves forming an idea about what may happen based on what you know or have experienced?

a)

Predict

b)

Observe

c)

Measure

d)

Classify

36.

What science inquiry skill involves sharing information with others by writing, speaking, or using pictures or graphs?

a)

Communicate

b)

Predict

c)

Measure

d)

Classify

37.

What science inquiry skill involves writing a hypothesis, or statement, that can be tested by using a controlled investigation?

a)

Hypothesize

b)

Observe

c)

Classify

d)

Measure

38.

What science inquiry skill involves recognizing the changing and unchanging parts of a controlled investigation?

a)

Identify and Control Variables

b)

Formulate Hypotheses

c)

Measure and Record Data

d)

Draw Conclusions

39.

What science inquiry skill involves correctly communicating scientific terms using observations and experience?

a)

Define Operationally

b)

Predicting

c)

Classifying

d)

Measuring

40.

What science inquiry skill involves setting up and following a procedure to test a hypothesis?

a)

Experiment

b)

Observation

c)

Prediction

d)

Classification

41.

What science inquiry skill involves gathering and organizing information about objects or events?

a)

Collect, Record, and Interpret Data

b)

Make Predictions

c)

Formulate Hypotheses

d)

Design Experiments

42.

What science inquiry skill involves creating an object to represent or explain something that cannot be easily observed?

a)

Make and Use Models

b)

Measure and Record Data

c)

Ask Questions

d)

Form Hypotheses

43.

When doing a science experiment, always ______ your teacher’s directions.

a)

follow

b)

ignore

c)

rewrite

d)

question

44.

It is important to follow the ______ carefully during a science experiment.

a)

procedure

b)

weather

c)

music

d)

holiday

45.

Handle supplies with ______ during science activities.

a)

care

b)

anger

c)

neglect

d)

speed

46.

Use tools and chemicals the way they were ______ to be used.

a)

designed

b)

forgotten

c)

ignored

d)

misplaced

47.

Wear safety ______ when needed during science experiments.

a)

goggles

b)

hats

c)

scarves

d)

gloves

48.

Tell your teacher about ______ if they happen during a science experiment.

a)

accidents

b)

successes

c)

instructions

d)

results

49.

Always ______ your turn when working in a science lab.

a)

wait

b)

skip

c)

rush

d)

ignore

50.

After finishing a science experiment, always ______ up.

a)

clean

b)

mess

c)

break

d)

hide

51.

Which of the following is NOT listed as an inquiry skill in the 'Leaf Detective' activity?

a)

Observe

b)

Classify

c)

Communicate

d)

Calculate

52.

Which material is needed to measure the length and width of a leaf in the 'Leaf Detective' activity?

a)

Hand lens

b)

Black marker

c)

Centimeter ruler

d)

Observation chart

53.

The first step in the 'Leaf Detective' procedure is to label each leaf with a ________, beginning with number 1, for identification.

a)

number

b)

color

c)

shape

d)

letter

54.

What is the purpose of the 'Leaf Detective' activity?

a)

To classify different types of leaves and compare my classified leaves with another group of leaves.

b)

To collect insects from different plants and observe their behavior.

c)

To measure the height of trees in the school garden.

d)

To draw pictures of flowers found in the park.

55.

Select two details you are asked to record about each leaf in the Observation Chart during the 'Leaf Detective' activity.

a)

Color and size of the leaf

b)

Type of tree and weather conditions

c)

Shape and number of leaves on the tree

d)

Time of day and location of the tree

56.

What is the color of Leaf 1?

a)

(Student's observation of Leaf 1 color)

b)

Red

c)

Blue

d)

Yellow

57.

What is the shape of Leaf 1?

a)

(Student's observation of Leaf 1 shape)

b)

Round

c)

Oval

d)

Pointed

58.

What is the length (cm) of Leaf 1?

a)

(Student's observation of Leaf 1 length)

b)

2 cm

c)

10 cm

d)

20 cm

59.

What is the width (cm) of Leaf 1?

a)

(Student's observation of Leaf 1 width)

b)

2 cm

c)

5 cm

d)

10 cm

60.

What are other details of Leaf 1?

a)

(Student's observation of Leaf 1 other details)

b)

It is a coniferous leaf with needle-like structure.

c)

It is a succulent leaf with thick, fleshy texture.

d)

It is a compound leaf with multiple leaflets.

61.

Another way that you could classify your leaves is:

a)

By their shape

b)

By their color only

c)

By their size only

d)

By the number of veins only

62.

A Leaf Web can be compared to another Leaf Web by looking at their similarities and differences. Which of the following best describes how two Leaf Webs can be the same or different?

a)

They may have similar or different patterns and connections between leaves.

b)

All Leaf Webs are exactly the same in every way.

c)

Leaf Webs cannot be compared to each other at all.

d)

Only the color of the leaves can be different in Leaf Webs.

63.

Choose two leaves from your collection. Use a field guide or internet search to identify the types of plants the leaves are from. Write the names of the plants below. Leaf Number _____: name of plant Leaf Number _____: name of plant

a)

Answers will vary.

b)

You must only use one leaf for identification.

c)

Do not use any field guide or internet search.

d)

Write only the color of the leaves.

64.

Evolution is the belief that living things _ _ change into new kinds of living things over _ _ of years.

a)

gradually, millions

b)

suddenly, hundreds

c)

rarely, thousands

d)

never, billions

65.

An _adaptation_ is a characteristic of a living thing that helps it to _survive_ in its environment.

a)

adaptation, survive

b)

mutation, reproduce

c)

migration, grow

d)

variation, move

66.

The characteristic can result in one kind of organism _evolving_, or changing, over _millions_ of years into another kind of _organism_.

a)

evolving, millions, organism

b)

growing, thousands, animal

c)

adapting, centuries, plant

d)

mutating, decades, bacteria

67.

An _evolutionist_ believes that a plant with thorns _adapted_.

a)

evolutionist, adapted

b)

botanist, mutated

c)

creationist, evolved

d)

geneticist, transformed

68.

Evolutionary View: Some parts of the plant slowly _evolved_ into _thorns_.

a)

evolved, thorns

b)

grew, leaves

c)

changed, flowers

d)

developed, roots

69.

Biblical View: An _adaptation_ is a characteristic that helps a living thing to _survive_ in its environment. This characteristic is passed down from _parents_ to _offspring_.

a)

adaptation, survive, parents, offspring

b)

mutation, thrive, friends, neighbors

c)

variation, grow, teachers, classmates

d)

instinct, migrate, predators, prey

70.

Biblical View: Thorns began as part of God's _judgment_. Adam and Eve _sinned_.

a)

judgment, sinned

b)

creation, obeyed

c)

mercy, repented

d)

promise, worshipped

71.

Biblical View: The sin of man brought _death_ into the world. God cursed the earth. This is called the _Fall_.

a)

death, Fall

b)

life, Creation

c)

joy, Redemption

d)

peace, Salvation

72.

Biblical View: After the Fall, _thorns_ grew on plants. _Thorns_ are passed down from _parents_ to _offspring_.

a)

thorns, Thorns, parents, offspring

b)

leaves, Roots, children, ancestors

c)

flowers, Fruits, siblings, cousins

d)

branches, Seeds, elders, neighbors

73.

An ________ is a scientific test to solve a problem.

a)

investigation

b)

observation

c)

prediction

d)

discussion

74.

What are inquiry skills in a scientific investigation?

a)

Each investigation will direct attention to three to five inquiry skills.

b)

Inquiry skills are only used in mathematics.

c)

Inquiry skills are not important in science.

d)

Inquiry skills refer to memorizing facts only.

75.

What is the problem in a scientific investigation?

a)

An investigation begins with a problem. The problem comes from an observation you have made. The problem is a question you want answered.

b)

The problem is always a mathematical equation to solve.

c)

The problem is a list of materials needed for the experiment.

d)

The problem is the conclusion drawn from the results.

76.

What are materials in a scientific investigation?

a)

The materials are the tools and supplies needed to do the investigation.

b)

Materials are the results obtained from the investigation.

c)

Materials are the steps followed during the investigation.

d)

Materials are the questions asked in the investigation.

77.

What are observations in a scientific investigation?

a)

Scientists observe what happens using the five senses. Scientists record data from their observations in charts, lists, or graphs.

b)

Observations are only made using specialized scientific equipment.

c)

Observations are guesses scientists make before an experiment.

d)

Observations are the conclusions scientists draw after analyzing data.

78.

What is a hypothesis in a scientific investigation?

a)

A hypothesis is a possible answer to the problem. The investigation tests the hypothesis to find out whether it is correct. The hypothesis is written as a statement.

b)

A hypothesis is a summary of the results after the investigation is complete.

c)

A hypothesis is a list of materials needed for the experiment.

d)

A hypothesis is a set of instructions for conducting the experiment.

79.

What is the procedure in a scientific investigation?

a)

The procedure is the steps of an investigation. The procedure must be followed carefully to have correct results.

b)

The procedure is the conclusion drawn from the experiment.

c)

The procedure is the list of materials needed for the experiment.

d)

The procedure is the hypothesis that is being tested.

80.

What are conclusions in a scientific investigation?

a)

The conclusions are the answers to the test. They tell what was learned from the investigation and whether the hypothesis was correct.

b)

Conclusions are the materials used in the experiment.

c)

Conclusions are the steps taken to perform the experiment.

d)

Conclusions are the questions asked before starting the investigation.

81.

What is a controlled investigation?

a)

An investigation where all conditions are changed at once

b)

An investigation that changes only one condition at a time

c)

An investigation with no variables

d)

An investigation that does not record observations

82.

The variables are the parts, or conditions, of an investigation. It is important to control the variables so that only one condition is tested. There are ______ kinds of variables.

a)

three

b)

two

c)

four

d)

five

83.

Which of the following best describes an independent variable?

a)

The part that is observed and measured

b)

The only part of the investigation that is changed

c)

The part that does not change

d)

The observations and measurements

84.

Which of the following is the dependent variable?

a)

The part that is observed and measured in the investigation

b)

The only part of the investigation that is changed

c)

The part that does not change

d)

The variable that is controlled

85.

Which of the following is true about the controlled variable?

a)

It is the only part of the investigation that is changed

b)

It is the part that is observed and measured

c)

It is the part of the investigation that does not change

d)

It is the variable that is dependent

86.

What is the problem being investigated in this worksheet?

a)

How does the temperature of water affect the movement of water through a plant?

b)

How does the amount of sunlight affect the color of plant leaves?

c)

How does the type of soil affect the height of a plant?

d)

How does the amount of fertilizer affect the number of flowers produced by a plant?

87.

What is the hypothesis stated in this investigation?

a)

The colder/warmer the temperature of the water, the faster the water will move through a plant.

b)

The amount of sunlight affects the color of the plant leaves.

c)

The type of soil determines the height of the plant.

d)

The size of the pot changes the number of leaves produced.

88.

What should you use to measure 2.5 cm from the bottom of each celery stalk?

a)

centimeter ruler

b)

measuring cup

c)

thermometer

d)

stopwatch

89.

Which tool is used to cut the bottom of each celery stalk off at the line?

a)

serrated plastic knife

b)

measuring cup

c)

peeler

d)

whisk

90.

What should you use to label the jars A, B, and C?

a)

masking tape and marker

b)

glue and glitter

c)

paint and brush

d)

stickers with numbers

e)

colored pencils

91.

How much water should be poured into Jar A at room temperature?

a)

300 mL

b)

100 mL

c)

500 mL

d)

700 mL

92.

How many drops of food coloring should be mixed into the water in each jar?

a)

4–5 drops

b)

1–2 drops

c)

10–12 drops

d)

7–8 drops

93.

What should you use to heat the water for Jar B until it is steaming?

a)

microwave or hot plate

b)

refrigerator

c)

freezer

d)

fan

e)

toaster

94.

Which of the following is NOT listed as a material needed for this investigation?

a)

Celery stalks

b)

Beaker

c)

Microscope

d)

Stopwatch