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WorksheetsF4BIOC14.3 support and locomotion in animals
Total questions: 20
Worksheet time: 10mins
Diagram shows a human arm.
If X was torn off, what happens to the arm?
The fingers cannot grip
The elbow joint loosens
The arm cannot be bent
he lower arm cannot twis
What are the actions of muscles P and Q in a down stroke movement of the wings?
P relax Q relax
P relax Q contract
P contract Q relax
P contract Q contract
why do aquatic vertebrates have a smaller endoskeleton compared to land vertebrates of the same body mass?
they have exoskeleton to support their body weight
they are mostly supported by water bouyancy
their fatty tissues support their weight
they move very slowly and are inactive
Which of the following statement is TRUE about the pigeons that have hollow bones?
they can stand straight
weight decrease
their bones are easily broken
their body support system is more compact
Diagram 1 shows an elbow joint. Which of the following parts labelled A, B, C or D is tough and elastic?
A
C
B
D
Which of the following is true about synovial fluid?
Is a big protein molecule
Hold the muscle to the bone
Will help to soften the joint
Act as lubrication at the joint
In human arm, we have seen how the biceps contracts to bend the elbow, while triceps relaxes. This action is called ___________.
prime mover
antagonist
antagonistic
agonist
Which pair of bones form the ball and socket joint?
Ulna and radius
Humerus and radius
Humerus and ulna
Humerus and scapula
What type of joint is this
gliding
pivot
hinge
ball and socket
Diagram below shows a bending leg. Which of the following muscle actions will straighten the leg?
Quadriceps femoris- Contarcts
Biceps femoris- Contracts
Quadriceps femoris- Contarcts
Biceps femoris- Relaxes
Quadriceps femoris- Relaxes
Biceps femoris- Relaxes
Quadriceps femoris- Relaxes
Biceps femoris- Contracts
Diagram shows a fish.
What is fin L?
dorsal fin
pelvic fin
pectoral fin
caudal fin
Diagram shows the structure of a human forearm.
What happens to the parts P, Q, R and S whiD
Relaxes (P)
Contracts (Q)
Is pushed downwards (R)
Is pushed downwards (S)
Contracts (P)
Relaxes (Q)
Is pushed downwards (R)
Is pushed downwards (S)
Relaxes (P)
Contracts (Q)
Is pulled upwards (R)
Is pulled upwards (S)
Contracts (P)
Relaxes (Q)
Is pulled upwards (R)
Is pulled upwards (S)
Figure 1 shows part of human forelimb.
What are P, Q, R and S in Figure 1?
Ulna (P)
Ligament (Q)
Biceps (R)
Humerus (S）
Scapula (P)
Ligament (Q)
Biceps (R)
RadiusW (S)
Humerus (P)
Tendon (Q)
Triceps (R)
Ulna (S)
Scapula (P)
Tendon (Q)
Triceps (R)
Radius (S)
birds can fly because (more than 1 answer)
they have hollow bones
they have streamlined body
they have tenticles
they have very strong chest bones
When a muscle contracts, it _______
gets longer
gets shorter
gets thinner
grows hair
Which of the statement below is true?
Biceps femoris is an extensor
Quadriceps femoris is an extensor
Tricpes is a flexor
Calf muscle is a flexor
Which statement is not true to explain the leg movement.
The tibialis contracts will bring the heel down to the ground.
The calf muscle contracts to lift the heel
The quadriceps femoris contracts to straighten the leg
The biceps femoris relaxes cause the leg bend at the knee joint
The function of tail in fish is to balance the body in an upright position in water.
TRUE
FALSE
Diagram shows a crawling earthworm. Ciruclar muscle in P ............................ while longitudinal muscles .......................... .
contract ; contract
contract ; relax
relax : contract
relax : relax
Diagram shows a knee joint.
Which of the following tissues joins X to Y?
Ligament
Tendon
Cartilage
Adipose
