Question one: Complete the following:
1- Urinary system consists of ………, ……… and ……… .
kidney – ureters – urinary bladder
2- The two kidneys have ……… shape and exist in ……… cavity.
bean – abdomen
3- The waste materials can be ……… or ……… or ……… .
gases – liquids – solids
4- The two ureters transfer ……… to ……… .
urine – urinary bladder
5- The body gets rid of carbon dioxide and water vapour by ……… .
lungs
6- Nitrogen wastes include……… and ……… .
uria – uric acid
7- The body can get rid of exess salt by ……… through ……… .
skin – sweat
8- The solid waste materials are stored in ……… .
large intestines
9- Sweat increases in ……… .
summer
Question two: Write one function for:
1- The kidney
Filters blood from urine
2- The ureter
Transfers urine to urinary bladder.
3- The urinary bladder.
Keeps the urine temporary.
4- Large intestines.
Store solid waste materials.
5- Sweat gland.
Filters sweat and excess salts.
Question three: Give reasons for:
1- We should not keep waste materials inside our body.
Because body will not use them and they are dangerous and poisons.
2- Skin has a role in excretion.
Because it helps in getting rid of excess salts.
3- Two kidneys are the most important organ in urinary system.
Because they filter the urine from blood.
4- We shouldn't keep urine in our body for long time.
Because it is dangerous substance that harms the body.
5- The sweat has a salty taste.
Because it contains excess salts from body.
6- We should avoid spicy food.
To keep the urinary system healthy.
Question four: Write scientific term:
1- Process of getting rid of waste materials outside of body.
Excretion
3- The gland that filters sweat from blood.
Sweat gland
4- Two glands of bean shaped exist inside cavity of abdomen near the backbone.
Two kidneys
5- The organ that gets rid of carbon dioxide and water vapour.
Lungs
Question one: Complete the following:
1- The circulatory system consists of ………, ………and ……… .
heart – blood vessels – blood
2- The heart consists of ……… chambers.
four
3- The heart consists of ……… sides.
two
4- The heart is a ……… muscular organ.
hollow
5- The upper room of heart is called ……… while the lower room is called ……… .
atrium – ventricle
6- The ……… separates atrium from ventricle.
Valve
7- The heart pumps ……… to all body parts.
blood
8- The heart pulses are called ……… .
heart beats
9- The blood vessels are divided into ………, ……… and ……… .
arteries – veins – blood capillaries
10- The artery transfers blood from ……… to ……… .
heart – body parts
11- The vein transfers blood from ……… to ……… .
body parts – heart
12- The blood capillaries spread in all ……… and ……… .
body cells – tissues
13- The blood capillaries join between ends of ……… and ……… .
arteries – veins
14- Blood consists of ………, ……… , ……… and ……… .
red blood cells – white blood cells – platelets – plasma
15- The blood is ……… liquid that transfers ……… and ……… to all body parts.
red – oxygen – digested food Question two:
Write one function for:
1- Heart
Pumping blood to all body parts.
2- Valve
Making blood move from atrium to ventricle only.3- Blood platelets
Helping forming blood clot.
4- Plasma
Transferring digested food.
5- Red blood cells
Carrying oxygen for cells and get carbon dioxide out.
6- White blood cells
Attacking microbes.
7- Arteries
Transferring blood from heart to body parts.
8- Vein
Transferring blood from body parts to heart
9- Blood capillaries
Transferring food and oxygen to all body cells and tissues.
Question three: Give reasons for:
1- Heart acts as a pump.
Because it pushes blood to all body parts.
2- There is a valve between atrium and ventricle.
To make blood move in one direction (from atrium to ventricle).
1- Urinary system consists of ………, ……… and ……… .
kidney – ureters – urinary bladder
2- The two kidneys have ……… shape and exist in ……… cavity.
bean – abdomen
3- The waste materials can be ……… or ……… or ……… .
gases – liquids – solids
4- The two ureters transfer ……… to ……… .
urine – urinary bladder
5- The body gets rid of carbon dioxide and water vapour by ……… .
lungs
6- Nitrogen wastes include……… and ……… .
uria – uric acid
7- The body can get rid of exess salt by ……… through ……… .
skin – sweat
8- The solid waste materials are stored in ……… .
large intestines
9- Sweat increases in ……… .
summer
Question two: Write one function for:
1- The kidney
Filters blood from urine
2- The ureter
Transfers urine to urinary bladder.
3- The urinary bladder.
Keeps the urine temporary.
4- Large intestines.
Store solid waste materials.
5- Sweat gland.
Filters sweat and excess salts.
Question three: Give reasons for:
1- We should not keep waste materials inside our body.
Because body will not use them and they are dangerous and poisons.
2- Skin has a role in excretion.
Because it helps in getting rid of excess salts.
3- Two kidneys are the most important organ in urinary system.
Because they filter the urine from blood.
4- We shouldn't keep urine in our body for long time.
Because it is dangerous substance that harms the body.
5- The sweat has a salty taste.
Because it contains excess salts from body.
6- We should avoid spicy food.
To keep the urinary system healthy.
Question four: Write scientific term:
1- Process of getting rid of waste materials outside of body.
Excretion
3- The gland that filters sweat from blood.
Sweat gland
4- Two glands of bean shaped exist inside cavity of abdomen near the backbone.
Two kidneys
5- The organ that gets rid of carbon dioxide and water vapour.
Lungs
Question one: Complete the following:
1- The circulatory system consists of ………, ………and ……… .
heart – blood vessels – blood
2- The heart consists of ……… chambers.
four
3- The heart consists of ……… sides.
two
4- The heart is a ……… muscular organ.
hollow
5- The upper room of heart is called ……… while the lower room is called ……… .
atrium – ventricle
6- The ……… separates atrium from ventricle.
Valve
7- The heart pumps ……… to all body parts.
blood
8- The heart pulses are called ……… .
heart beats
9- The blood vessels are divided into ………, ……… and ……… .
arteries – veins – blood capillaries
10- The artery transfers blood from ……… to ……… .
heart – body parts
11- The vein transfers blood from ……… to ……… .
body parts – heart
12- The blood capillaries spread in all ……… and ……… .
body cells – tissues
13- The blood capillaries join between ends of ……… and ……… .
arteries – veins
14- Blood consists of ………, ……… , ……… and ……… .
red blood cells – white blood cells – platelets – plasma
15- The blood is ……… liquid that transfers ……… and ……… to all body parts.
red – oxygen – digested food Question two:
Write one function for:
1- Heart
Pumping blood to all body parts.
2- Valve
Making blood move from atrium to ventricle only.3- Blood platelets
Helping forming blood clot.
4- Plasma
Transferring digested food.
5- Red blood cells
Carrying oxygen for cells and get carbon dioxide out.
6- White blood cells
Attacking microbes.
7- Arteries
Transferring blood from heart to body parts.
8- Vein
Transferring blood from body parts to heart
9- Blood capillaries
Transferring food and oxygen to all body cells and tissues.
Question three: Give reasons for:
1- Heart acts as a pump.
Because it pushes blood to all body parts.
2- There is a valve between atrium and ventricle.
To make blood move in one direction (from atrium to ventricle).