LONG ANSWER TYPE QUESTIONS

Author:NCERT

NCERT Biology Solutions for Exercise - LONG ANSWER TYPE QUESTIONS

Simple step-by-step solutions to LONG ANSWER TYPE QUESTIONS questions of Locomotion and Movement from NCERT Exemplar Biology - Class 11. Also get 3D topic explainers, cheat sheets, and unlimited doubts solving on EMBIBE.

Questions from LONG ANSWER TYPE QUESTIONS with Hints & Solutions

HARD
11th CBSE
IMPORTANT

Calcium ion concentration in the blood affects muscle contraction. Does it lead to tetany in certain cases? How will you correlate fluctuation in blood calcium with tetany?

HARD
11th CBSE
IMPORTANT

An elderly woman slipped in the bathroom and had severe pain in her lower back. After X-ray examination doctors told her it is due to a slipped disc. What does that mean? How does it affect our health?

HARD
11th CBSE
IMPORTANT

Explain sliding filament theory of muscle contraction with neat sketches.

HARD
11th CBSE
IMPORTANT

How does a muscle shorten during its contraction and return to its original form during relaxation?

HARD
11th CBSE
IMPORTANT

Discuss the role of Ca++ ions in muscle contraction. Draw neat sketches to illustrate your answer.

MEDIUM
11th CBSE
IMPORTANT

Differentiate between Pectoral and Pelvic girdle.