Free Support and Movement MCQs with Answers

• A. Snail
• B. Starfish
• C. Jellyfish
• D. Earthworm

Explanation: Jellyfish are known for using jet propulsion to move. They contract their bell-shaped body, expelling water to push themselves forward.

• A. Irregularly striped and spindle shaped with one nucleus per cell
• B. Unstriped and spindle shaped with one nucleus per cell
• C. Unstriped, branched and voluntary in action
• D. Striped, cylindrical and voluntary in action

Explanation: The correct answer is Option B: 'Unstriped and spindle shaped with one nucleus per cell.' This describes the smooth muscle tissue that is…

• A. Blood
• B. Liver
• C. Spleen
• D. Muscles

Explanation: Myoglobin is an oxygen binding protein present in all muscle fibers. It is an iron-containing protein similar to haemoglobin and gives the…

• A. at the back of the upper part of the leg
• B. at the front of the upper part of the leg
• C. at the back of the lower part of the leg
• D. at the front of the lower part of the leg

Explanation: The hamstring muscles are actually located at the back of the thigh, not the front of the lower leg.

• A. Option A
• B. Option B
• C. Option C
• D. Both A and B
• E. Both A and C

Explanation: Smooth muscles are present in the walls of internal organs such as the stomach, intestine, bladder, etc.

• A. Smooth muscles
• B. Cardiac muscles
• C. Skeletal muscles
• D. All of these

Explanation: The floor of the chest is called diaphragm which is a sheet of skeletal muscles.

• A. Sarcolemma
• B. Sarcoplasmic reticulum
• C. Sarcomere
• D. Myofilament

Explanation: The correct answer is the sarcolemma, which is the modified cell membrane surrounding each muscle fiber.

• A. Cylindrical, multinucleate
• B. Spindle shaped, uninucleate, involuntary
• C. Branched, striated
• D. Striated, multinucleate

Explanation: Smooth muscles are spindle-shaped, non-striated, involuntary with single nucleus.

• A. Smooth muscles
• B. Cardiac muscles
• C. Skeletal muscles
• D. Glandular muscles

Explanation: Muscles in the body are categorized into three main types: Smooth, Cardiac, and Skeletal.

• A. It is an extensor muscle
• B. Its insertion is on tibia
• C. Originate from pelvic girdle and top of femur
• D. Originate from ilium and femur

Explanation: The hamstring muscles are a group of three muscles located at the back of the thigh.

• A. Muscle Fatigue
• B. Tetany
• C. Cramps
• D. Oxygen debt in muscles

Explanation: Muscle Fatigue: This option is the correct answer. The condition described, where lactic acid builds up in thigh muscles, causing…

• A. Gliding joint
• B. Ball and socket joint
• C. Pivot joints
• D. Hinge joint

Explanation: Factual recall. The hip joint and the shoulder joints are examples of ball and socket joints.

• A. Maxilla, Zygomatic
• B. Palatine, Inferior concha
• C. Nasal, Lacrimal
• D. Mandible, Vomer

Explanation: Option A: The maxillae are the largest bones in the face and form the upper jaw. The zygomatic bones are the cheekbones.

• A. Fibers
• B. Tracheids
• C. Sclereids
• D. Vessels
• E. Both A and C

Explanation: There are two types of sclerenchyma: (1) fibers, which are long, very narrow cells with sharply tapering end walls; and (2) sclereids…

• A. Coccygeal and lumbar
• B. Sacral and lumbar
• C. Sacral and coccygeal
• D. Sacral and thoracic

Explanation: The single sacrum is formed by the fusion of five sacral vertebrae. Similarly, the coccyx or tailbone, results from the fusion of four…

• A. Carpals
• B. Metacarpals
• C. Phalanges
• D. Tarsal
• E. Radius

Explanation: In the palm of the hand, there are metacarpal bones, as shown below:

• A. Fibrous joints
• B. Sliding joints
• C. Pivot joints
• D. Hinge joints
• E. Gliding joints

Explanation: Bones of the skull are joined by fibrous joints, which are immovable and fixed types of joints.

• A. Hydrotropism
• B. Chemotropism
• C. Geotropism
• D. Thigmotropism
• E. Phototropism

Explanation: Thigmotropism is a directional growth movement that occurs as a mechanosensory response to a touch stimulus.

• A. False feet developed in some unicellular organisms
• B. Small hairlike structures present on the unicellular organisms
• C. Long, tube like structures coming out of the mouth
• D. Suckers which are attached to the walls of intestines

Explanation: A pseudopod or pseudopodia is a temporary arm-like projection of a eukaryotic cell membrane that emerges in the direction of movement.

• A. Sarcolemma
• B. Plasma membrane
• C. Sarcoplasm
• D. Myofibrils

Explanation: 'Sarco-' literally means "muscle". This prefix is used in terms of normal cell biology to indicate that the term is related to the…