CBSE 11th Standard Biology Subject Locomotion and Movement Ncert Exemplar 1 Marks Questions 2021
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CBSE 11th Standard Biology Subject Locomotion and Movement Ncert Exemplar 1 Marks Questions 2021
11th Standard CBSE
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Reg.No. :
Biology
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What is the difference between the matrix of bone and cartilage?
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The three tiny bones present in middle ear are called ear ossicles. Write them in correct sequence beginning from ear drum.
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Give the location of ball and socket joint in a human body
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Label the different components of actinfilament in the diagram given below.
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Give the name of the cells/tissues in human body which
(i) exhibit amoeboid movement.
(ii) exhibit ciliary movement.
1 Marks
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CBSE 11th Standard Biology Subject Locomotion and Movement Ncert Exemplar 1 Marks Questions 2021 Answer Keys
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The matrix of the bone is hard due to calcium salts, whereas, the cartilage has slightly pliable matrix due to chondroitin salts.
The matrix of the bone is hard due to calcium salts, whereas, the cartilage has slightly pliable matrix due to chondroitin salts.
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Starting from the eardrum the sequence of the ear ossicles is: Malleus-Incus-Stapes
Starting from the eardrum the sequence of the ear ossicles is: Malleus-Incus-Stapes
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Shoulder joint (between pectoral girdle and head of humerus).
Shoulder joint (between pectoral girdle and head of humerus).
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A-Troponin
B-TropomyosinA-Troponin
B-Tropomyosin -
(i) Macrophages.
(ii) Ciliated epithelium of trachea.(i) Macrophages.
(ii) Ciliated epithelium of trachea.
1 Marks
