1. 5 ANSWER TRUE OR FALCE:
1. Biosphere is the earth’s relatively thin zone of air, soil, and
water that is capable of supporting life. TRUE
2. The earth´s biosphere ranger from about 10 Km. into the
atmosphere to the deepest ocean floor. TRUE
3. Life in this zone depends on the sun´s energy and on the
circulation of heat and essential nutrients. TRUE
4. The only exception is deep-sea hydrothermal vent
ecosystems, which depend entirely on the earth’s energy.
TRUE
5. Large – scale divisions of the biosphere into regions of
different growth patterns are called biomes. TRUE

2. 6 VOCABULARY
Match the words with their definitions; then say them to the class
without looking at the reading:
1. Biosphere E a. The gradual change of living things
over thousands of years.
2. Biome D b. The entire body of salt water that
covers about 71% of the surface of
the Earth.
3. Evolution A c. A community of animals and plants
interacting with their environment.
4. Ocean B d. Division of the biosphere into
regions of different growth patterns.
5. Ecosystems C e. The earth´s air, soil and water that is
capable os supporting life.
7 MATCH
March the condition with the result; then use them to make a short
conversation with one of your peers:
1. If you go to the store B a. Will you please hold them
for me?
2. If you find my keys, A b. Will you please get me
some milk?
3. If you go to bed early D c. I will go to the party.
4. If feed better, C d. You will feed better in the
morning.
5. If you do your E e. You will get good grades.
homework,

3. 9 VOCABULARY
Fill in the missing word(s):
1. The smallest part of your body is __a cell _ (a cell, your hand).
2. Your leg is made up to Many Cells (one cell, many cells).
3. All Living things__ are made of cell (object, living things).
4. When one cell divides, it makes 2cells. (2,4).
5. Cells take in Food_ (food, wastes).
1 0 ANSWER TRUE OR FALSE
1. All living things are composed of cells.TRUE
2. A plastic glass is made of cells.FALSE
3. Details of a cell are usually visible only through a
microscope.TRUE
4. Cells continuously divide to make more cells for grow and
repair. TRUE
5. You grow because your cells divide.TRUE
6. When you stop growing, your cells stop dividing.FALSE
7. You are made up to one very large cell.FALSE

4. 1 1 WRITING
Answer the questions in complete sentences. Get a friend to ask
the questions. You answer; then change roles.
1. What are your body and all other living thing made of?
Cells_________________________________________________
2. How do cells grow in number?
Two__________________________________________________
3. Most cells are very small. How could you see these cells?
Microscope__________________________________________
4. Name two jobs of a cell.
Dividing______________________________________________
5. Name three things that are made of cells.
Boob, animal, plants.________________________________

5. 1 3 ANSWER TRUE OR FALSE
Then try to say true statements by heart.
1. Plant cells are like animal cells in many ways.TRUE
2. Plants cells have a nucleus, a cell membrane, vacuoles and
organelles.TRUE
3. Plant cells have some parts that animal cells do not have.TRUE
4. Every plant cell has a cell wall.TRUE
5. Nearly all plant cells have chloroplasts.TRUE
6. A chloroplast is a structure that contains green-colored matter
used in food making in plants.TRUE
7. The green matter in the chloroplasts is called chlorophyll.TRUE
8. Chlorophyll gives plant their green color.TRUE
9. Chloroplasts are the food factories of plants.TRUE
10. Inside the chloroplasts, energy from the sun in used in the
food-making process.TRUE
11. In the presence of chlorophyll and sunlight, water and
carbon dioxide are combined.TRUE
12. A chemical change occurs, producing food in the form of
sugar.TRUE
13. Oxygen is given off has another product of the process.
TRUE

6. 1 4 Match The Word With Its Definition:
1. 1.Nucleus C a. A place where thing are made in
large numbers.
2. 2.Membrane D b. The light of the sun.
3. 3.Vacuoles I c. The dense central part of an atom.
4. 4.Chloroplast H d. A very thin layer of tissue or skin that
covers certain organs or cells.
5. 5.Chlorophyll G e. A gas that is a mixture of carbon and
oxygen.
6. 6.Factories A f. A colorless gas found in the air.
7. 7.Sunlight B g. The green substance in plants that
use light to make food from carbon
dioxide and water.
8. 8.Carbon dioxide E h. A structure that contains green
colored matter used in food making.
9. 9.Oxygen F i. A structure in the cytoplasm where
food and other substances are stored.
1 5 WRITING
Answer the questions in complete sentences. Then place your
answers together in a paragraph. Read it to three of your friends.
1. Name four parts of plant cells.
Nucleus____________________________________________
2. What is chloroplast used for?
Membrane_________________________________________
3. What does chlorophyll do to plants?
Carbon dioxide is oxygen_________________________
4. What happens when chlorophyll, sunlight, water and carbon
dioxide are combined
Occurssugartype food___________________________

7. 17 The Verbs In The Column Below Are From The Reading. Try
To List Their Simple Subject Beside Each One.
Subject Verbs (Paragraph 1)
New Cells Are formed (Present Perfect)
Process In called
Mitosis Is
The Cell That Divides
Subject Verbs (Paragraph 2)
Chromosomes Divide
Each Daughter Cell Receives
Daughter Cells Contain
Subject Verbs (Paragraph 3)
Mitosis Is
The Process Is described
Mitosis Begins
Cell Is
It Is growing
It Is storing

8. 1 8 ANSWER TRUE OR FALSE:
1. New cells are formed by the process of cell division. TRUE
2. Mitosis is the process by which one cell divides, forming two
new cells.TRUE
3. The cell that divides is called the parent cell.TRUE
4. The two new cells that are formed are called the daughter
cells. TRUE
5. In mitosis, the chromosomes in the nucleus of the parent cell
divide into two identical sets.TRUE
6. Each daughter cell receives a set of chromosomes.TRUE
7. The daughter cells contain the same number and same kinds
of chromosome has their parent cell. TRUE
8. Mitosis is a continuous process. TRUE
9. The process is described in phases to make it easier to
understand. TRUE
10. Before mitosis begins, the cell is growing and storing
material. TRUE

9. 1 9 VOCABULARY
Match The Word With Its Definition:
1. Mitosis B a. A series of steps for making something
2. Chromosome C b. The process in which one cell divides to
form two identical new cells.
3. Nucleus E c. A threadlike structure in the nucleus of a
cell that carries the genes from its
parents.
4. Process A d. A stage in something or someone´s
growth.
5. Phases D e. The dense central part of an atom.
2 0 WRITING
Answer the questions in complete sentences. Then put your
answers together in a short paragraph.
1. How are new cells formed?
By The Process Of Cell Division_____
2. What is mitosis?
Is The Process By Which a Cell Is Divided ____________
3. What is the parent cell?
Dividing Cells Are Called Stem Cell______
4. Which are the daughter cells?
Are The Two New Cells Are Formed From The Division Of The
Mothers________________________________________________________
2 2 VOCABULARY

10. Write the word or words that best finish each sentence:
1. Bamboo and the mahogany tree are two king of Plants
2. All plant are made up of parts called Cells
3. Cells cannot be seed without a tool called a Microscope
4. When plant Reproduce, they make new plants like
themselves.
5. Green plants are the only living thing that can make their
own Food
6. Plants cannot move from place to place has Animals do.
2 3 ANSWER TRUE OR FALSE:
1. There are many different kinds of plants.TRUE
2. All plants are made up of parts called cells.TRUE
3. Different kinds of plants have different ways to reproduce.
TRUE
4. Some plants can move from place to place.FALSE
5. Only a few animals can make their own food. FALSE
2 4 WRITING

11. Answer the questions in complete sentences. Then, in your own
words, tell what a plant is.
1. Why do scientists group plants that are alike?
Because They Study The Different Classes_________________
2. What are three ways that all plants are alike?
All Plants Are Composed Of Cells Called Parties___________
Reproduce All________________________________________________
All Produce Their Food_______________________________________
3. What are two ways that plants are different from animals?
Plants Can Not Move From One Place To Another___________
Plants Produce Their Own Food And Animals Have To Find_
2 6 WRITING
Use each word to write a sentence about plants.
1. Seeds: ______Pine Seeds Fell ______________________
2. Cones:______Pine Cones Fell From Above ________
3. Pollen:______The Bees Pollen Likes Roses _______
2 7 FILL IN THE MISSING WORDS

12. 1. Different plants have different ways to Reproduce (make
food, reproduce)
2. Each seed has a tiny new Plant inside. ( plant, spore)
3. Pine trees make seeds in Cones (flowers, ones)
4. Apple trees make seeds in Flowers (flowers, cone)
5. Strawberry plants have Stems that run along the ground and
make new plants. (stems, leaves)
6. Mosses and ferns reproduce from Spores (pollen, spores)
2 8 MATCH THE WORDS WITH THEIR DEFINITIONS:
1. Botany B a. A plant cell that develops into a new
plants.
2. Pollen C b. The scientific study of plants.
3. Moss D c. The male cells of flowering plants.
4. Ferns E d. A small plant that grows on damp soil and
do not have roots.
5. Spores A e. A plant with leaves and no flowers that
reproduce by spores.
6. Fertilizer H f. To make a copy of something.
7. Seeds G g. A grain nut or kernel from which a new
plant can grow.
8. Reproduce F h. A substance to make the land richer to
make crops grow.
2 9 WRITNG
Answer the questions in complete sentences. Then, in your own
words, tell how plants reproduce.

13. 1. What are your body and all other living made of?
2. What are spores?
3. The male parts of seed plants make pollen. What does pollen
do?