Please refer to Assignments Class 11 Biology Locomotion And Movement Chapter 20 with solved questions and answers. We have provided Class 11 Biology Assignments for all chapters on our website. These problems and solutions for Chapter 20 Locomotion And Movement Class 11 Biology have been prepared as per the latest syllabus and books issued for the current academic year. Learn these solved important questions to get more marks in your class tests and examinations.
Locomotion And Movement Assignments Class 11 Biology
Question. Acromian process is a part of :
(a) Clavicle bone
(b) Coxal bone
(c) Humerus bone
(d) Scapula bone
Answer
D
Question. Select the true statement :
(A) H-zone is present in the middle of I-band
(B) A-band is present in the middle of sarcomere.
(C) During contraction of mucle, I-bands get reduced
(D) The light bands contain actin and myosin protein
(a) A, B
(b) B, C
(c) C, D
(d) A, B
Answer
B
Question. Which of the following can be taken as a character of skeletal muscle fibre?
(a) Excitability
(b) Extensibility
(c) Contractibility
(d) All of these
Answer
D
Question. Which joint is present between atlas and axis :
(a) Saddle joint
(b) Gliding joint
(c) Pivot joint
(d) Hinge joint
Answer
C
Question. Which statement is not correct :
(a) The number of cervical vertebrae are seven in almost all mammals.
(b) Number of floating ribs in human are two pairs.
(c) Number of cranial bones in human are 22.
(d) Number of vertebrochondral ribs in human are 3 pairs.
Answer
C
Question. Which points are incorrect with the regarding of white muscle fibres.
(A) Number of mitochondria are high
(B) Amount of sarcoplasmic reticulum is low
(C) Myoglobin content is low
(D) Depend on anaerobic process for energy
(E) Appear pale or whitish.
(a) A, B
(b) C, D
(c) D, E
(d) B, C
Answer
A
