Locomotion and Movement Objective Questions
- Metacarpals are present in
(a) wrist
(b) palm
(c) digits
(d) thigh
Answer: (b) palm
- The elements associated with muscle contraction are
(a) Mg and Ca
(b) Mg and Cl
(c) Na and Ca
(d) Ca and K
Answer: (c) Na and Ca
- What happens in osteoporosis?
(a) Decrease in progesterone
(b) Increase in progesterone
(c) Decrease in estrogen
(d) Both 2 and 3
Answer: (c) Decrease in estrogen
- Coris cycle operates in
(a) Cartilage
(b) Muscle
(c) Liver
(d) Liver and muscle
Answer: (d) Liver and muscle
- One of the following is true of muscle contraction.
(a) H-zone expands
(b) I-band expands
(c) A-Band remains constant
(d) The sarcomeres expands
Answer: (c) A-Band remains constant
- Which cavity is formed by the fusion of coxal bones?
(a) Glenoid cavity
(b) Acetabulum
(c) Acromion
(d) Scapula
Answer: (b) Acetabulum
- Which is a part of pectoral girdle?
(a) Acetabulum
(b) Ilium
(c) Sternum
(d) Glenoid cavity
Answer: (d) Glenoid cavity
- A skeletal muscle which decreases the angle between two bones and bends a joint is
(a) Flexor
(b) Abductor
(c) Extensor
(d) Adductor
Answer: (a) Flexor
- Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it?
(a) Iris – Involuntary smooth muscle
(b) Heart wall – Involuntary unstriated muscle
(c) Biceps of upper arm – Smooth muscle fibres
(d) Abdominal wall – Smooth muscle
Answer: (a) Iris – Involuntary smooth muscle
- Largest bone in human body is
(a) Ulna
(b) Femur
(c) Humerus
(d) Tibia
Answer: (b) Femur
- Which one of the following pairs is wrong about cardiac muscles?
(a) Location – only in the heart
(b) Function – Pumping of blood
(c) Gap junctions – No
(d) Striated – Yes
Answer: (c) Gap junctions – No
- What is the ion necessary for muscle contraction?
(a) Cl
(b) Ca
(c) Na
(d) K
Answer: (b) Ca
- Which one of the following is correct pairing of a body part and the kind of muscle tissue that moves it?
(a) Iris – Involuntary smooth muscle
(b) Heart wall – Involuntary unstriated muscle
(c) Biceps of upper arm – Smooth muscle fibres
(d) Abdominal wall – Smooth muscle
Answer: (a) Iris – Involuntary smooth muscle
- Bones formed by ossification of a tendon is called
(a) Dermal bone
(b) Sesamoid bone
(c) Membrane bone
(d) Cartilage
Answer: (b) Sesamoid bone
- Which joint occurs between humerus and radioulna?
(a) Ball and socket joint
(b) Sliding
(c) Pivot
(d) Hinge joint
Answer: (d) Hinge joint
- Hyoid is a
(a) cavity
(b) cartilage
(c) bone
(d) fluid
Answer: (c) bone
- ______ connect the ends of bones together.
(a) Ligaments
(b) Tendons
(c) Muscles
(d) cartilages
Answer: (a) Ligaments
- _______ is used to capture prey in Hydra.
(a) Cilia
(b) Flagella
(c) Tentacles
(d) Forelimbs
Answer: (c) Tentacles
- Ilium, ischium, and pubis join at the ______ to form coxal bone.
(a) Acetabulum
(b) Ilium
(c) Sternum
(d) Glenoid cavity
Answer: (a) Acetabulum
11th biology chapter 20, अध्याय-20 प्रचलन एवं गति, 11th biology chapterwise objective questions in english medium, 11th biology chapterwise objective questions, कक्षा 11 जीवविज्ञान, class 11 biology chapter 20 notes pdf download, biology class 11 chapter 20 ncert solutions, Science Sangrah Official, science sangrah class 11 biology, class 11 biology chapter 20 important questions, class 11th biology chapter 20 ncert solutions, class 11 biology chapter 20 notes pdf, class 11 biology chapter 20 question answers, biology chapter 20 class 11, biology chapter 20 class 11 ncert solutions, biology chapter 20 class 11 notes, biology class 11 chapter 20 question answers, class 11th biology chapter 20 ncert in hindi, Chapter-20 Locomotion and Movement, class 11th biology chapter 20, class 11th biology chapter 20 notes,