EASY
11th CBSE
IMPORTANT
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With respect to the rib cage, explain true ribs.

Important Questions on Locomotion and Movement

EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 1
With respect to rib cage, explain floating ribs.
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 2
In old age, people often suffer from stiff and inflamed joints. What is this condition called? What are the possible reasons for these symptoms?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 3
Exchange of calcium between bone and extracellular fluid takes place under the influence of certain hormones. What will happen if more of Ca++is in extracellular fluid?
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 3
Exchange of calcium between bone and extracellular fluid takes place under the influence of certain hormones. What will happen if very less amount of Ca++ is in the extracellular fluid?
MEDIUM
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 4
Name at least two hormones which result in fluctuation of Ca++ level.
EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 5

Rahul exercises regularly by visiting a gymnasium. Of late, he is gaining weight. What could be the reason? Choose the correct answer and elaborate.
(a) Rahul has gained weight due to the accumulation of fats in the body.
(b) Rahul has gained weight due to increased muscle and less fat.
(c) Rahul has gained weight because his muscle shape has improved.
(d) Rahul has gained weight because he is accumulating water in the body.

EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 6

Radha was running on a treadmill at a great speed for 15 minutes continuously. She stopped the treadmill and abruptly came out. For the next few minutes, she was breathing heavily/fast. What happened to her muscles when she did strenuous exercise?

EASY
11th CBSE
IMPORTANT
NCERT Exemplar Biology - Class 11>Chapter 20 - Locomotion and Movement>SHORT ANSWER TYPE QUESTIONS>Q 6
Radha was running on a treadmill at a great speed for 15 minutes continuously. She stopped the treadmill and abruptly came out. For the next few minutes, she was breathing heavily/fast. How did her breathing rate change?