<p> Primary four</p><p>2011 / 2012</p><p>Supervisor of Science Chemist Mrs. Suzan Fawzy</p><p>Quiz 1 Lesson one:- The digestive System</p><p>[1] Complete:- 1- The teeth and tongue are existed in …………………. 2- The teeth number in an adult are ……………… 3- Each jaw has …………… teeth divided into 4 …….…….. , 2 …….………. and 10 ……………… 4- Incisors and canines …………………… and ……………… food into small pieces while molars ………………….. the food. 5- There are ……………….. pairs of salivary glands 6- The digestive system consists of …………… & …………… 7- The alimentary canal begins with…………& ends with ………………… 8- Salivary glands secretes ……………..in the …………… 9- Liver secretes ……………… in the …………….. 10-……………&………….. secrete their enzymes in the small intestine. 11-Saliva changes …………….. to simple …………….</p><p>-1- 2- Give the scientific term :- 1- It is secreted in the mouth to change starch to simple sugar. (……………………) 2- The transfer of the digested food to the blood. (……………………) 3- The organ which secretes bile in the small intestine. (……………………) 4- It is tube which the food passes through, begins with the mouth & ends with the anus. (……………………)</p><p>3- Give reason for:- 1- Oil soluble in water when you add some bile to it. …………………………………………………………………………………………… …………………………………………………………………………………………… </p><p>2- When you chew a piece of bread you feel a sweet taste. …………………………………………………………………………………………… …………………………………………………………………………………………… </p><p>3- Saliva is produced by the salivary glands. …………………………………………………………………………………………… …………………………………………………………………………………………..</p><p>-2- 4 What is the function of each of the following? 1- Bile. …………………………………………………………………………………………… …………………………………………………………………………………………… 2- Salivary glands. …………………………………………………………………………………………… . …………………………………………………………………………………………. 3- Saliva. …………………………………………………………………………………………. …………………………………………………………………………………………. 5- Label the following diagram:- A) 1- ……………… 2-……………… 3-……………… 4-……………… 5-……………… 6-……………… 7-……………… 8-……………… 9-……………… 10-……………… 11-………………</p><p>B) What is the function of number (9)? C) Organ number (12) helps in the digestion of ………………</p><p>-3-</p><p>Quiz 2 Lesson two:-</p><p>Respiratory System</p><p>Complete:- 1- …………………. Muscle helps the mechanism of respiration. 2- Fish respires the dissolved Oxygen in water through ……… 3- The ………….…….. prevents the food to enter the trachea during swallowing . 4- The exchange of gases takes place in the ………….. in the lungs. 5- During exhalation the volume of chest cavity …………… & the air comes out of the lungs. 6- The ………….……… separates the thoracic cavity from abdominal cavity. 7- The nose contains ………………..that worm the air. 8- The nose contains ………….&…..……. that filter the inhaled air from dust. 9- The food is broken down in the body ………………. in the presence of …………….….. to release …………………. -4- 2- Join:- (A) (B) 1- Diaphragm a- is the organ of respiration in the body. b- is the organ that separates between the chest 2- Larynx cavity & abdominal. c- allows the air to pass from the nose to the lungs d- joins between the larynx & nose 3- Air sacs e- is the organ that joins between the pharynx & 4- Lungs trachea. f- are found in lungs & surrounded by blood 5- Nose capillaries where gases exchange takes place.</p><p>6- Gills g- contains blood capillaries to warm inhaled air h- is the organ of respiration in fish. 7- Trachea</p><p>1 2 3 4 5 6 7</p><p>-5- 3- Write the scientific term:- 1- It is beginning of the respiratory system. (…………….……)</p><p>2- It lies between the pharynx & trachea. (…………….……)</p><p>3- It is the process by which living organisms obtain their energy. (………….………) 4- The organ which is responsible for producing the human voice. (…………………)</p><p>5- It separates the thoracic cavity from the abdomen. (………….………)</p><p>6- The organ which closes the trachea during swallowing. (………….………) 4- Label the following diagram: 1- ……………………………… 2-………………………………. 3-………………………………. 4-………………………………. 5-………………………………. 6-………………………………. 7-……………………………….</p><p>-6- 5- Give reason for:- 1- During running, number of inhalations increase. …………………………………………………………………………………………… …………………………………………………………………………………………… 2- Air sacs are surrounded by blood capillaries. …………………………………………………………………………………………… ……………………………………………………………………………………………</p><p>3- During swallowing, the food doesn't enter the trachea. …………………………………………………………………………………………… ……………………………………………………………………………………………</p><p>Best of Luck Chemist/ Mrs. Suzan Fawzy For more questions, please open web site www.sfls_heliopolise.com -7-</p><p>Quiz 3 Lesson three :-</p><p>The cell Complete:- </p><p>1- The building unit of animals is called ……………… 2- The cell consists mainly from …………..,……….,………… 3- The building unit of the living organisms is called ……………. 4- The building unit of plants is called ………………… 5- Animal cell is surrounded from outside by …………….. while plant cell is surrounded by …………………. 6- Tissue is formed of similar …………………, while the system is formed of a group of ……………….. 7- Yeast fungus contains nucleus , ……………………… and a wall that determines the ………………………. 8- From the economic importance of the yeast fungus is ……………… and ……………………..</p><p>2- Give reasons for:- 1- Cells of the human body are different. …………………………………………………………………………………………… …………………………………………………………………………………………… Animal cells differ in shape & size. …………………………………………………………………………………………… ………………………………………………………………………………………….. -8- 3- Write the scientific term:-</p><p>1- The oval shaped part of a cell. (…….……………..) 2- The fluid which surrounds the nucleus. (……….…………..) 3- It surrounds the cytoplasm in the plant cells. (……….…………..) 4- The building units of living organisms. (………….………..) 5- It absorbs sun light to make photosynthesis in the plant cells. (…………………..) 4- Put (  ) or ( × ) and correct ( × ) one:- 1- Cytoplasm is found in all the living organisms. ( ) 2- The systems of living organisms are formed of organs. ( ) 3- A group of tissues form a system. ( ) 4- The basic unit of the living organisms is called cell. ( ) 5- The human body is formed of a group of systems. ( )</p><p>-9-</p><p>5- Label the following diagram:- 1) ……………….. 2)……………….. 3)………………. 4) ………………. 5) ……………….</p><p>This figure show the structure of …………………….. ______6- Label the following diagram:-</p><p>1) ………………..</p><p>2)………………..</p><p>3)……………….</p><p>4) ……………….</p><p>5) ……………….</p><p>This figure show the structure of ……………………..</p><p>Best of Luck Chemist/ Mrs. Suzan Fawzy For more questions, please open web site www.sfls_heliopolise.com </p><p>-10-</p><p>Quiz 4 Lesson four :- The importance of sunlight to living organisms 1- Complete:- </p><p>1- Plant cells contain ……………………. which give the plants the green colour and absorb …………………………</p><p>2- Plant absorb light energy from ……………………. , water and salts from ……………………….. and carbon dioxide from ……………………… in order to form their food in a process called ………………………</p><p>3- Plants make their own ………………. by …………. process.</p><p>4- During testing for starch we put the green leaf in alcohol to ……………</p><p>5- We can test for starch by using …………………….</p><p>6- During photosynthesis ………… gas is released and ………. gas is used. 7- Green plants are called …………. while animals are called ……………. </p><p>-11-</p><p>8- ……………….. gas is necessary for plant to respire while ……………… gas is necessary to make photosynthesis . </p><p>9- Green plants are called …………. because they make their own food.</p><p>10- Examples of consumers are ………………. , ……………… and ………………</p><p>11- Bacteria and fungi are ……………………….</p><p>12- From the importance of decomposers are ……………….., ……………..</p><p>[2] Classify the following living organisms according to the way of their feeding </p><p>4- lion : ………………………………………….. 5- Hawk : …………………………………………..</p><p>6- Bread mold fungus : …………………………………………..</p><p>7- Green plants: ………………………………….</p><p>-12-</p><p>[3] Define :-</p><p>1- Producers : …………………………………………………………………………………………… ……………………………………………………………………………………………… 2- Consumers: …………………………………………………………………………………………. ……………………………………………………………………………………………… 3- Decomposers: ……………………………………………………………………………………. ……………………………………………………………………………………………… [4] Give reasons :- 1- Green plants are called producers . ……………………………………………………………………………………………… ……………………………………………………………………………………………… 2- Decomposers have a great economical and environmental importance. ……………………………………………………………………………………………… ……………………………………………………………………………………………… 3- Dogs and Cats are called consumers ……………………………………………………………………………………………… ……………………………………………………………………………………………… </p><p>Best of Luck Chemist/ Mrs. Suzan Fawzy For more questions, please open web site www.sfls_heliopolise.com -13- Quiz 5 Lesson five :- Energy paths through living organisms [1] Complete:- </p><p>1- Food chain is ……………………………………………………………………………….. 2- Food chain begins with a ………………… and ends with a …………………</p><p>3- When a group of food chains connects with each other these food chains form a ……………………………..</p><p>4- By the death of consumers the energy transfer into the …………….. through ………………….. </p><p>5- Human being is considered as ……………………. in the food chain.</p><p>6- In green plants …………………… energy is changed into ………………. energy stored in a form of food.</p><p>-14-</p><p>[2] Write three food chains one of them in the sea, one in forest and the other in desert : [3] Give reasons </p><p>1- All food chains end with decomposers ……………………………………………………………………………………………… ………………………………………………………………………………………………</p><p>2- All food chains begin with producers ……………………………………………………………………………………………… ………………………………………………………………………………………………</p><p>3- Green algae are considered as producers ……………………………………………………………………………………………… ………………………………………………………………………………………………</p><p>[4] What happens in each of the following?</p><p>1- There are no decomposers. ……………………………………………………………………………………………… ………………………………………………………………………………………………</p><p>2- There are producers on the earth. ……………………………………………………………………………………………… ……………………………………………………………………………………………… Best of Luck </p><p>Chemist/ Mrs. Suzan Fawzy -15- Quiz 6 Lesson Six :- Force and its Effect [1] Complete:- </p><p>1- Force is an ………………. that change from the state of the object and it is measured by ……………………. unit related to the scientist …………………...</p><p>2- The motion increases by …………………….. the force.</p><p>3- Force causes the ……………………. of objects and their rising. </p><p>4- From the examples of technological applications that depend on force in its motion are ………………….. , …………………… and …………………</p><p>5- Electric fan rotates by the effect of ……………….. force. 6- ……………….. and ……………….. depend in its rising on the effect of force.</p><p>[2] Write the name of force that move the following objects from rest :- 1- A car : …………………………………………………..</p><p>2- A kite : …………………………………………………..</p><p>-16-</p><p>[3] By using a rope and pulley how can you rise a heavy object to upwards?</p><p>[4] Give the scientific term :- 1- It is an effect that change from the state of the object. ……………………………………………………………………………………………… 2- The measuring unit of force. ……………………………………………………………………………………………… [5] Choose the correct answer:- 1- Force is an effect that change …………………………… [speed of object – state of object – rest of object – all the previous answer ] 2- Force measuring unit is the …………………… [kilogram – meter – Newton – second ] 3- Electric fan rotates by the effect of …………………. force. [water pushing – air pushing – motor pushing – hand pushing] -17- [6] What is meant by:-  Force: …………………………………………………………………………….</p><p>[7] Correct the underlined words:- 1- Electric fan depends in its rising the effect of force. ………………………… 2- Gears make the motion of machines easy. ………………………… 3- Pulleys transfer the motion in machines. ………………………… Best of Luck Chemist/ Mrs. Suzan Fawzy</p><p>For more questions, please open web site www.sfls_heliopolise.com </p><p>-18- Quiz 7 Lesson Seven :- Force and Speed [1] Complete:- </p><p>1- Motion is ……………………… </p><p>2- The speed of an object is ………………………</p><p>3- The scientist who invented the steam engine was …………….</p><p>4- The scientist who explained the reasons of stability of moon in its orbit around the earth was …………………….</p><p>5- Unit of speed measurement is ……………………..</p><p>6- By increasing the effect force on an object, its speed …………</p><p>[2] Arrange the following machines in an ascending order according to their speed. Machine Train Bicycle Ship Satellite Space rocket Speed 70 20 35 1000 22100 km/h</p><p>Machine Speed km/h</p><p>-19-</p><p>[3] Write the scientific term:-</p><p>1- It is the change in place or position of an object in relation to the time. ……………………………………………………………………………………… 2- It is the distance that traveled by an object in one second. ……………………………………………………………………………………… 3- The measuring unit of speed. ……………………………………………………………………………………… 4- The scientist who discovered the watch pendulum. ……………………………………………………………………………………… 5- The scientist who invented the steam engine. ………………………………………………………………………………………</p><p>[4] Choose the correct answer:-</p><p>1- The motion is the change in ………………….. of an object in relation to the time. [rest – position – mass – size] 2- The speed is the ………………….. traveled in a second in a certain direct. [mass – distance – volume – force]</p><p>3- By increasing the effective force of an object, its speed …………….. </p><p>[stills constant – decreases – increases – become at rest]</p><p>-20-</p><p>[5] Put ( √) or ( × ):-</p><p>1- Speed is determined by knowing the distance only.( )</p><p>2- Speed of an object increases by the increasing of the force affecting it. ( )</p><p>3- The measuring unit of speed is the meter. ( )</p><p>4- The change in the position of an object in relation to time is speed. ( )</p><p>[6] What is meant by:- 1- Motion:- …………………………………………………………………………</p><p>2- Speed :- …………………………………………………………………………. </p><p>[7] Who am I ?</p><p>1- I was the pioneer in water tools industry. </p><p>……………………………………………………………………………………………</p><p>2- I made a type of telescopes called “The reflecting telescope.”</p><p>……………………………………………………………………………………………</p><p>3- I was the leaser of the industrial revolution and I invented the steam engine.</p><p>……………………………………………………………………………………………</p><p>-21-</p><p>Quiz 8 Lesson Eight :- Forms of energy [1] Complete:- 1- Energy is the ability to do ……………………… 2- From forms of energy ……………….. , …………… and …………..</p><p>3- Sound is produce due to …………………… of objects. </p><p>4- On rotation of spring ………………… energy changes into …………………… energy.</p><p>5- When rub your hands together ………………….. energy changes into …………………… energy. 6- In …………………….. , kinetic energy changes into electric energy.</p><p>7- In electric lamp, …………….. energy changes into …………….. energy.</p><p>8- In electric motor, ……………… energy changes into …………… energy.</p><p>9- In solar cells …………………… energy changes into …………….. energy.</p><p>10-By magnifying lens, ……………………. Energy changes into ……………….. energy.</p><p>-22-</p><p>[2] What happen when ? 1- Sun rays falls on the lens that put over a paper?</p><p>……………………………………………………………………………………………….</p><p>2- Rub your hand together?</p><p>……………………………………………………………………………………………….</p><p>3- A piece of rubber is pulled and fixed from its ends then leaving it?</p><p>……………………………………………………………………………………………</p><p>[3] Write the scientific term:-</p><p>1- The energy that produced from vibration of object. </p><p>(……………………….)</p><p>2- The ability to do work. (……………………….)</p><p>3- Tool used to change light energy to heat energy. </p><p>(……………………….)</p><p>4- Tool that used to change light energy to kinetic energy. </p><p>(……………………….) 5- Equipment that change kinetic energy into electric energy. </p><p>(……………………….)</p><p>-23-</p><p>[4] Mention the changes of energy in the following cases:-</p><p>Used energy Produced energy 1- Solar healer ……………………….. ……………………….. 2- Solar cells ……………………….. ……………………….. 3- Battery ……………………….. ……………………….. 4- Dynamo ……………………….. ……………………….. 5- Electric motor ……………………….. ……………………….. 6- Radio ……………………….. ……………………….. 7- Electric fan ……………………….. ……………………….. 8- Violin ……………………….. ………………………..</p><p>Best of Luck Chemist/ Mrs. Suzan Fawzy</p><p>For more questions, please open web site www.sfls_heliopolise.com </p><p>-24-</p><p>Quiz 9 Lesson Nine :- Sources of Energy [1] Complete:- 1- The sun is the main source of …………………… on the surface of Earth. 2- ………………….. is necessary for growth of plants and human life. 3- Sun heat is responsible for the …………………… of water of seas, oceans and rivers forming ……………………… 4- ……………………….. is the main source in the formation of petroleum and coal.</p><p>5- The sun generating wind that rotates ………………… for generating ……………………….</p><p>6- Solar heaters is used for …………………………</p><p>7- Petroleum is formed from the decomposing of ……………… under the effect of high …………………….. and …………………</p><p>8- From renewable resources of energy are …………………. , ……………………… and ……………………</p><p>9- ………………… , …………………… and …………………. are from non- renewable resources of energy. </p><p>10-…………………………. gas is one of the more cleanest forms of fuel. -25-</p><p>[2] Put ( √) or ( × ):-</p><p>1- Solar energy provides us by heat to warm our bodies. ( )</p><p>2- Car motor works by natural gas or benzene. ( )</p><p>3- Wind is one of non- renewable resources of energy. ( ) 4- San and petroleum from renewable resource of energy ( )</p><p>5- Fuel is the main source of generating wind helping us in getting electricity. ( )</p><p>[3] Choose the correct answer:-</p><p>1- From renewable resource of energy ……………… </p><p>[wind – coal – petroleum – natural gas]</p><p>2- from non-renewable resource of energy ……………….. </p><p>[wind – sun – water falls – coal ] </p><p>5- …………………. Changes light energy into electric energy </p><p>[solar heater – solar cells – motor]</p><p>6- ……………….. is the main factors in the formation of the fuel that is used in machine operation </p><p>[natural gas – petroleum – sun ] </p><p>7- ………………….. is the rising of water level of sea </p><p>[ebb – tide – water falls] </p><p>-26- [4] Give reason :-</p><p>* It’s perfumed to use natural gas other than coal?</p><p>……………………………………………………………………………………………… ……………………………………………………………………………………………….</p><p>[5] Classify the following resources into renewable and non- renewable resources:-</p><p>Sun – coal – water falls – wind – petroleum – natural gas – wind – rising ebb and tides </p><p>Best of Luck Chemist/ Mrs. Suzan Fawzy For more questions, please open web site www.sfls_heliopolise.com </p><p>-27-</p><p>Quiz 10 Lesson Ten:- The electricity [1] Complete:- 1- Types of electricity are …………………….. electricity and …………………. Electricity. 2- From home equipments that works by electricity are ………………………. and ……………………..</p><p>3- The components of electric circuit are ……………………. , …………………….. , …………………… and ……………………</p><p>4- Current electricity is the …………………….. flow through connecting wires for ………………….. distance. 5- Rubbing objects generates ……………………. electricity.</p><p>6- In the electric circuit ………………. is the source of electric current </p><p>[2] What is meant by :- 1- Static electricity. ……………………………………………………………………………………. 2- Current (dynamic) electricity. ……………………………………………………………………………………. 3- Electric circuit. …………………………………………………………………………………….</p><p>-28-</p><p>[3] What happens when:-</p><p>1- Rubbing your hair by a comb.</p><p>……………………………………………………………………………………. 2- Removing the battery from a closed electric circuit.</p><p>……………………………………………………………………………………. [4] Give reasons:-</p><p>1- Attracting small bits of paper to a ruler that was rubbed your hair.</p><p>……………………………………………………………………………………. 2- Battery is the main part of the electric circuit.</p><p>…………………………………………………………………………………….</p><p>[5] Write the scientific term:-</p><p>1- It is the source of electric current in the electric circuit. </p><p>(…………………………)</p><p>2- It is used to close and open the electric circuit. </p><p>(…………………………)</p><p>3- They are used to transfer electric current from battery to </p><p> lamp. (…………………………)</p><p>4- It is the path of electric current. (…………………………)</p><p>-29- Practical Science Primary 4 -30- Lesson one</p><p>Experiment [1] Animal cell</p><p>- Label the following figure :- 3 1 1) ………………..</p><p>4 2)………………..</p><p>3)………………. 2</p><p>4) ……………….</p><p>______Experiment [2] </p><p>Label the following diagram:- Plant cell</p><p>1) ……………….. 1</p><p>2 3 2)……………….. </p><p>4 3)……………….</p><p>4) ………………. -31-</p><p>Lesson (2) : </p><p>The Digestive system</p><p>Experiment (3)</p><p>(A) This figure represents …………………</p><p>(B) Label the following diagram:-</p><p>1- ……………… 1</p><p>2-………………</p><p>3- ……………….</p><p>2</p><p>3</p><p>-32-</p><p>Lesson (3) : </p><p>The respiratory system</p><p>Experiment (4)</p><p>Label the following diagram:-</p><p>1- ………………………… 2</p><p>1 2- …………………………</p><p>3</p><p>3- …………………………</p><p>4- …………………………</p><p>4</p><p>-33-</p><p>Lesson (4) : </p><p>The importance of sunlight Experiment (5)</p><p>Classify the following into : producer consumer and decomposer</p><p>1- Dog → ………………… </p><p>2- Lion → …………………</p><p>3- Corn plant → …………………</p><p>4- Yeast fungus → …………………</p><p>5- Green algae → ………………… -34-</p><p>Lesson (5) : </p><p>Energy paths through living organisms </p><p>Experiment (6)</p><p>Re-arrange the following food chains:-</p><p>1- Rat → green plant → snake</p><p>2- Green plant → snake → rabbit</p><p>3- Water beetle → fish → green algae → shark </p><p>4- Deer → lions → green plant -35-</p><p>Unit (2) Lesson (1) : </p><p>Force and its Effect </p><p>Experiment (7)</p><p>Write the name of the force that moves the following:-</p><p>1-A bicycle → ………………………..</p><p>2-A wheel barrow → ………………………..</p><p>3-A kite → ……………………….. 4-A car → ………………………..</p><p>-36-</p><p>Unit (2) Lesson (2) : </p><p>Forms of energy and their changes</p><p>Experiment (8)</p><p>Complete the following:- 1- The electric fan changes ………………….. energy into …………………… energy.</p><p>2- The radio changes ………………….. energy into ……………….. energy.</p><p>3- The violin changes kinetic energy into …………………… energy.</p><p>-37-</p><p>Unit (2) Lesson (3) : </p><p>Sources of Energy Experiment (9)</p><p>Classify the following into renewable and non-renewable sources of energy</p><p>1- Wind → ……………………….. </p><p>2- Natural gas → ………………………..</p><p>3- Petroleum → ………………………..</p><p>4- Water falls → ………………………..</p><p>5- The sun → ……………………….. -38- Unit (2) Lesson (4) : </p><p>The electricity </p><p>Experiment (10)</p><p>A)What happens when :-</p><p>1- Rubbing a plastic ruler by a piece of wool</p><p>………………………………………………………………………………………</p><p>2- Removing the battery from a closed electric circuit </p><p>………………………………………………………………………………………</p><p>3- Closing a charged balloon to a wall </p><p>……………………………………………………………………………………… 4- We use the electric current at home for performing an </p><p> activity. </p><p>………………………………………………………………………………………</p><p>-39-</p>