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CHAPTER-1&2: SOME ORGAN SYSTEMS, ORGAN SYSTEMS THAT HELP US TO
CLASS- V Date-3.7.14
Q1 FILL IN THE BLANKS
i. --------------------------- pairs of ribs make up the ribcage.
ii. Doctors use a ----------- to hear our heartbeat.
iii. An -------------is a pair of the body that has a particular function.
iv. The spinal cord is a thick bunch of -----------
v. The bones of the spine are called--------------
Q 2 WRITE ‘TRUE’ OR ‘FALSE’
i. The brain and the spinal cord send messages through nerves.
ii. The large intestine digests food.
iii. Mucus produced by the nose helps to filter dust.
iv. The muscles in our heart and food pipe are voluntary muscles.
v. The pockets in the lungs fill up with air when we exhale.
Q3 CHOOSE THE RIGHT ANSWER
i. The skull has
a) 21 bones b) 2 bones c)44 bones
ii. The teeth we use for biting are called
a) Canines b) Incisors c) Premolars.
iii. The opening through which faeces pass out of the body is the
a) Anus b) Urethra c) Ureter.
iv. The joints at the knee ,ankle, and elbow are
a) Hinge joint b) Ball and socket joints c) Gliding joint.
v. Air enters the lungs through the
a) Arteries b) Ureters c) Bronchi
Q 4 ANSWER IN ONE WORD
i. I am a very hard substance that makes up your skeleton.
ii. I mix up and break down your food after you chew and swallow it.
iii. I Support your body and keep it tall and straight.
iv. We filter your blood and keep it clean.
v. We are hard and thin and we protect your important body parts inside your chest.
Q 5 DRAW AND LABEL THE FOLLOWING DIAGRAMS
i. Digestive System
ii. Types Of Teeth
iii. The Excretory System
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