Lesson T1.2.3
T1.2.3 Muscles and antagonistic pairs Quiz: KS3 Biology, Unit 1
20 questions
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Lesson T1.2.3, Muscles and antagonistic pairs: 20 multiple choice questions for the KS3 Biology (National Curriculum), Unit 1: Structure and function of living organisms, written with Revision Ninja.
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The 20 questions
-
What does the term antagonistic mean when describing muscles?
- Identical action
- Opposing directions
- Permanent contraction
- Uncontrolled twitching
-
Which pair of muscles operates antagonistically in the upper arm?
- Quadriceps and hamstrings
- Deltoid and pectorals
- Gastrocnemius and soleus
- Biceps and triceps
-
What happens to the arm joint when the biceps muscle contracts?
- Stays rigid
- Straightens at elbow
- Bends at elbow
- Rotates fully
-
What happens to the arm joint when the triceps muscle contracts?
- Bends at elbow
- Twists inwards
- Lifts sideways
- Straightens at elbow
-
Why must skeletal muscles always work in antagonistic pairs?
- Bones are flexible
- Muscles only push
- Muscles lack strength
- Muscles only pull
-
Which muscle pair controls the movement of the lower leg?
- Biceps and triceps
- Gastrocnemius and soleus
- Hamstring and quadriceps
- Deltoid and pectoral
-
What movement occurs when the triceps contracts and biceps relaxes?
- Arm rotates
- Shoulder lifts
- Elbow bends
- Elbow straightens
-
What happens to the antagonistic partner when a muscle contracts?
- Relaxes and lengthens
- Stays rigid
- Contracts and shortens
- Breaks down
-
Which type of force does a muscle produce?
- A bending force only
- A twisting force only
- A pushing force
- A pulling force
-
How do muscles in the body work to cause movement?
- Contracting and relaxing
- Stretching and twisting
- Expanding and shrinking
- Pushing and pulling
-
What happens to the length of a muscle when it contracts?
- It doubles in size
- It stays the same
- It becomes longer
- It becomes shorter
-
What process provides energy for antagonistic muscles to move a joint?
- Fermentation
- Photosynthesis
- Respiration
- Digestion
-
Which body part does the hamstring muscle move?
- The lower leg
- The neck
- The fingers
- The upper arm
-
What is the mechanical action of a contracting muscle on a bone?
- It pushes
- It pulls
- It lengthens
- It twists
-
Which muscles cause the leg to straighten at the knee?
- Quadriceps
- Hamstrings
- Triceps
- Biceps
-
Which type of joint allows movement in only one direction?
- Ball and socket
- Hinge joint
- Pivot joint
- Fixed joint
-
Which movement is caused when a cyclist's quadriceps contract?
- Pointing the toe
- Rotating the hip
- Straightening the knee
- Bending the knee
-
Which structure joins a muscle to a bone?
- Cartilage
- Joint capsule
- Tendon
- Ligament
-
What happens to a muscle when it is relaxed?
- It stiffens
- It shortens
- It lengthens
- It thickens
-
Which sequence straightens and then bends the forearm?
- Triceps only
- Triceps then biceps
- Biceps then triceps
- Biceps only
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