6th Grade > Biology
BODY MOVEMENTS MCQs
Total Questions : 100
| Page 5 of 10 pages
Answer: Option B. -> Hindlimb
:
B
Birds are toe-walkers. They use their hind limbs to walk or perch. Their forelimbs or front legs are modified into wings and so are used for flight. Birds do not have teeth or a true jaw. Instead, they have light-weighted beak for eating, feeding their young ones or killing their prey.
:
B
Birds are toe-walkers. They use their hind limbs to walk or perch. Their forelimbs or front legs are modified into wings and so are used for flight. Birds do not have teeth or a true jaw. Instead, they have light-weighted beak for eating, feeding their young ones or killing their prey.
Answer: Option C. -> pivot joint
:
C
∙ Pivotjoint allows us to bend our head forward and backward and turn our head right or left.
∙ Hinge jointallows back and forth movement.
∙ Ball and socket joints allow movement in nearly all directions.
∙ Fixed joints don't permit any movement and are extremely strong.
:
C
∙ Pivotjoint allows us to bend our head forward and backward and turn our head right or left.
∙ Hinge jointallows back and forth movement.
∙ Ball and socket joints allow movement in nearly all directions.
∙ Fixed joints don't permit any movement and are extremely strong.
Answer: Option A. -> pelvic bones
:
A
Pelvic girdle is a bowl-like structure present in lower part of our trunk. It is a weight bearing structure which we sit on. It is made up of four bones, together termed as pelvic bones.
∙They serve as a point of attachment for the lower limbs.
∙They protect digestive organs, excretory organs and reproductive organs.
∙They enable an easy transfer of weight from the upper body to the limbs.
:
A
Pelvic girdle is a bowl-like structure present in lower part of our trunk. It is a weight bearing structure which we sit on. It is made up of four bones, together termed as pelvic bones.
∙They serve as a point of attachment for the lower limbs.
∙They protect digestive organs, excretory organs and reproductive organs.
∙They enable an easy transfer of weight from the upper body to the limbs.
Answer: Option B. -> Cockroach
:
B
Insects such as cockroaches have a hard outer skeleton and is called an exoskeleton. Frogs, snakes and elephants do not have exoskeletons.
:
B
Insects such as cockroaches have a hard outer skeleton and is called an exoskeleton. Frogs, snakes and elephants do not have exoskeletons.
Answer: Option D. -> Shoulder
:
D
∙ The joint present in knee, finger, ankles and elbows is called hinge joint. All these parts allow only back and forth movement.
∙ Shoulder allows movement in nearly all directions due to the presence of ball and socket joint in them.
:
D
∙ The joint present in knee, finger, ankles and elbows is called hinge joint. All these parts allow only back and forth movement.
∙ Shoulder allows movement in nearly all directions due to the presence of ball and socket joint in them.
Answer: Option C. -> X-Ray
:
C
X- rays are techniques used to find out about any possible injuries that might have happened to the bones. The X-rays show the shapes of the bones and joints in the body.
:
C
X- rays are techniques used to find out about any possible injuries that might have happened to the bones. The X-rays show the shapes of the bones and joints in the body.
:
Vertebrate + example : 1 Mark
Invertebrate + example : 1 Mark
The animals which have a backbone are called as vertebrates. Example : Lions, fish, humans, etc
The animals that do not have a backbone are called invertebrates. Example : spiders, snails, bees, etc
:
Differences: 1 Mark each
BONESCARTILAGESThey are hardThey are softThey cannot bendThey can bendThey make the framework of the whole bodyThey are only used in some parts of the body
:
The cranium, which is a part of the skull,covers and protects the brain.
:
There are a total of 33 vertebrae in a human backbone.
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