Science 4th Grade Packet on
“Life Processes”
Chapter 1
Name ___________
Section__________
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Chapter 1 Life Processes
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Name________________
Section_______________
Chapter 1 Preview
Answer the following questions about this chapter.
1. How can you tell if something is living or not?
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2. What do you think you might have in common with a plant?
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3. How do plants get everything they need to live?
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Name________________
Section_______________
Date _________________
Science
Grade 4
Chapter 1 “Life Processes”
Define the vocabulary terms from the chapter.
1. cell – _______________________________________________________________________
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2. chlorophyll –_________________________________________________________________
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3. leaf –_______________________________________________________________________
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4. life process – _________________________________________________________________
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5. organ –______________________________________________________________________
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6. organism – ___________________________________________________________________
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7. organ system – ________________________________________________________________
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8. photosynthesis – ______________________________________________________________
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9. reproduce –___________________________________________________________________
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10. root – _______________________________________________________________________
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11. seed – ______________________________________________________________________
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12. stem – ______________________________________________________________________
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13. tissue – _____________________________________________________________________
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Name________________
Section_______________
Date ________________
Science
Grade 4
Chapter 1 “Life Processes”
Write sentences for the vocabulary terms for this chapter.
cell – ___________________________________________________________________________
chlorophyll – _____________________________________________________________________
leaf – ___________________________________________________________________________
life process –_____________________________________________________________________
organ – _________________________________________________________________________
organism – _______________________________________________________________________
organ system – ____________________________________________________________________
photosynthesis –____________________________________________________________________
reproduce – _______________________________________________________________________
root –____________________________________________________________________________
seed – ___________________________________________________________________________
stem –______ _____________________________________________________________________
tissue – ___________________________________________________________________________
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Ch 1 Lesson 1 REVIEW
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Ch 1 Lesson 2 REVIEW
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Ch 1 Vocabulary Review Crossword Puzzle
Ch 1 “Life Processes”
Across
2. the part of the plant that takes in water and nutrients from the ground.
7. the basic unit that makes up living things.
8. to make more living things of its own kind.
9. the process plants use to make food.
13. a function that a living thing performs to stay alive and reproduce.
Down
1. a green material that helps plants make food and gives leaves their color.
3. any living thing that can carry out life processes on its own.
4. the part of the plant that uses sunlight and air to help the plant make
food.
5. an undeveloped plant sealed in a protective coating.
6. a group of organs that work together to carry out life processes.
10. a part of an organism that performs a specific function.
11. the part of the plant that carries water and nutrients to and from the
root and leaves.
12. a group of similar cells that work together.
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Science
Grade 4
Name ____________________
Section __________________
Date _____________________
Writing in Science
Expository Writing: Photosynthesis!
Explanatory writing tells how to make or do something.
Plants make their own food.
Before you begin writing, think about photosynthesis.
Now, write about how plants make their own food.
Photosynthesis!
The process that plants use to make their own food is called
photosynthesis. ____________________________________________
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Chapter 1 Vocabulary Review
Ch 1 “Life Processes”
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Ch 1 REVIEW and TEST PREP
Vocabulary
Complete each sentence with a term from the box.
cell
chlorophyll
leaf
organism
organ system
photosynthesis
seed
life process
stem
organ
reproduce
root
tissue
1. An undeveloped plant sealed in a protective coating is called
a/an_________.
2. The basic building block of all living things is a/an ___________.
3. In a plant or animal, a part that carries out a particular job is a/an
_________________.
4. Plants make food in a process called ______________.
5. In most plants, the part where food is made is a/an ___________.
6. The part of a plant that takes in water and nutrients from the
ground is called a/an _______________.
7. A group of similar cells that work together is called__________.
8. A group of organs that work together is called a/an _________.
9. Living things make more living things of their own kind when
they ______________.
10. A green material that helps plants make food is
called_________.
Test Prep
Circle the letter of the best answer choice.
11. Any single living thing that can carry out
all life processes is called a(n) _________.
A. seed
B. organism
c. tissue
D. life process
13. Water is carried to leaves through the
____________.
A. stem
B. cell wall
C. flower
D. organ
12. Growing is a(n)____________.
A. organ system
B. energy
C. nutrient
D. life process
14. When plants use sunlight to make food
they release ___________.
A. carbon dioxide
B. oxygen
C. chlorophyll
D. chloroplast
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Study Guide A Ch 1
How are living things organized?
Main Idea. All living things are made up of cells and are able
to carry out life processes.
Fill in the blanks with words from the box below.
reproduce
life process
tissue
cell
organ
organism
organ system
membrane
1. A(n) ____________________ is a function that a living thing performs to stay alive and
produce more of one’s own kind
2. Living things also ____________, or make more living things of their own kind.
3. A(n) __________ is a basic unit that makes up al l living things.
4. One part that all cells have in common is a(n) ______________, a thin surface that holds
a cell together.
5. A(n) __________________ is any living thing that can carry out life processes on its
own.
6. A(n) __________________ is a special part of an organism that performs a specific
function.
7. A(n) __________________ is a group of similar cells that work together.
8. A(n) __________________ is a group of organs that work together to carry out life
processes.
Underline the term that best answers the question or completes the sentence.
9. The (nucleus, vacuole) is control center of the cell.
10. Some simple (organisms, chloroplasts) such as algae, consist of single cells that carry out
life processes.
11. One-celled organisms called algae produce much of the (chlorine, oxygen) in Earth’s
atmosphere.
12. Jellies are large organisms that have very simple bodies and no distinct (algae, organs) to
perform specific functions.
13. The basic building blocks of all organisms are (cells, organs.)
14. Different kinds of (cells, tissue) are organized into organs, such as the stomach or lungs.
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Study Guide A Ch 1
How do plants carry out life processes?
Main Idea. Plants have special parts that help them meet their
needs and perform life processes.
Fill in the blanks with words from the box below.
taproot
seed
root
stem
succulents
chlorophyll
leaf
fibrous roots
photosynthesis
1.
2.
3.
4.
5.
6.
7.
8.
9.
The ____________________ takes in water and nutrients from the ground.
The ________________ carries food, water, and nutrients to and from the roots.
A __________ uses sunlight and air to help the plant make food.
A __________ is an undeveloped plant sealed in a protective coating.
_________________ are a type of plant with thick leaves that help store water.
Some plants have a large, main root called a __________________.
___________________ branch out in a netlike pattern to gather water for the plant.
_____________________ is the process plants use to make food.
_______________________ is a special green material in a leaf that can trap energy from
sunlight.
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Study Guide B Ch 1
How do plants carry out life processes?
Main Idea. Plans have special parts that help them meet their
needs and perform life processes.
Write answers to the questions on the lines below.
1. What are four ways that plants can be classified?
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2. What are two types of root systems?
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3. What is photosynthesis?
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Write true if the statement is true and false if the statement is false.
4. ___________ Plants with needle- like leaves only grow in cold climates.
5. ___________ Succulent leaves grow in dry areas.
6. ___________ The wide area of a broadleaf traps energy from sunlight.
7. ___________ Fibrous roots gather water from a very small area.
8. ___________ All plants have the same kinds of stems.
9. ___________During photosynthesis, carbon dioxide and water are changed into food.
10. ___________ In the process of photosynthesis, oxygen is produced.
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Label the parts of the plants below.
11. _____________
13._____________
12. _______________________
14. _______________
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