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NCERT solutions for Class 11 Biology chapter 21 - Neural Control and Coordination

Biology Textbook for Class 11

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NCERT Biology Class 11

Biology Textbook for Class 11 - Shaalaa.com

Chapter 21: Neural Control and Coordination

Chapter 21: Neural Control and Coordination solutions [Pages 328 - 329]

Q 1.1 | Page 328

Briefly describe the Given structure - Brain

Q 1.2 | Page 328

Briefly describe the Given structure - Eye

Q 1.3 | Page 328

Briefly describe the Given structure - Ear

Q 2.1 | Page 328

Compare the following: Central neural system (CNS) and Peripheral neural system (PNS)

Q 2.2 | Page 328

Compare the following:  Resting potential and action potential

Q 2.3 | Page 328

Compare the following: Choroid and retina

Q 3.1 | Page 328

Explain the following processes:

Polarisation of the membrane of a nerve fibre

Q 3.2 | Page 328

Explain the following processes:

Depolarisation of the membrane of a nerve fibre

Q 3.3 | Page 328

Explain the following processes:

Conduction of a nerve impulse along a nerve fibre

Q 3.3 | Page 328

Explain the following processes:

Transmission of a nerve impulse across a chemical synapse

Q 4.1 | Page 328

Draw labelled diagrams of the following - Neuron 

Q 4.2 | Page 328

 Draw labelled diagrams of the following: Brain 

Q 4.3 | Page 328

Draw labelled diagrams of the following: Eye

Q 4.4 | Page 328

 Draw labelled diagrams of the following: Ear

Q 5.1 | Page 329

Write short notes on the following: Neural coordination

Q 5.2 | Page 329

Write short notes on the following: Forebrain 

Q 5.3 | Page 329

Write short notes on the following: Midbrain

Q 5.4 | Page 329

Write short notes on the following: Hindbrain 

Q 5.5 | Page 329

Write short notes on the following: Retina 

Q 5.6 | Page 329

Write short notes on the following Ear ossicles

Q 5.7 | Page 329

Write short notes on the following: Cochlea 

Q 5.8 | Page 329

Write short notes on the following: Organ of Corti (i) Synapse

Q 6.1 | Page 329

Give a brief account of: Mechanism of synaptic transmission

Q 6.2 | Page 329

Give a brief account of: Mechanism of synaptic transmission

Q 6.3 | Page 329

Give a brief account of:  Mechanism of hearing

Q 7.1 | Page 329

Answer briefly:

How do you perceive the colour of an object?

Q 7.2 | Page 329

Which part of our body helps us in maintaining the body balance?

Q 7.3 | Page 329

How does the eye regulate the amount of light that falls on the retina?

Q 8.1 | Page 329

Explain the following

Role of Na+ in the generation of action potential.

Q 8.2 | Page 329

Explain the following:

Mechanism of generation of light-induced impulse in the retina.

Q 8.3 | Page 329

Explain the following:

Mechanism through which a sound produces a nerve impulse in the inner ear.

Q 9.1 | Page 329

Differentiate between: Myelinated and non-myelinated axons

Q 9.2 | Page 329

Differentiate between: Dendrites and axons

Q 9.3 | Page 329

Differentiate between: Rods and cones

Q 9.4 | Page 329

Differentiate between: Thalamus and Hypothalamus

Q 9.5 | Page 329

Differentiate between: Cerebrum and Cerebellum

Q 10.1 | Page 329

Answer the following:

Which part of the ear determines the pitch of a sound?

Q 10.2 | Page 329

Answer the following:

Which part of the human brain is the most developed?

Q 10.3 | Page 329

Answer the following:

Which part of our central neural system acts as a master clock?

Q 11 | Page 329

The region of the vertebrate eye, where the optic nerve passes out of the retina, is called the

(a) fovea

(b) iris

(c) blind spot

(d) optic chaisma

Q 12.1 | Page 329

Distinguish between: afferent neurons and efferent neurons

Q 12.2 | Page 329

Distinguish between: impulse conduction in a myelinated nerve fibre and unmyelinated nerve fibre

Q 12.3 | Page 329

Distinguish between: aqueous humor and vitreous humor

Q 12.4 | Page 329

Distinguish between: blind spot and yellow spot

Q 12.5 | Page 329

Distinguish between cranial nerves and spinal nerves.

Chapter 21: Neural Control and Coordination

NCERT Biology Class 11

Biology Textbook for Class 11 - Shaalaa.com

NCERT solutions for Class 11 Biology chapter 21 - Neural Control and Coordination

NCERT solutions for Class 11 Biology chapter 21 (Neural Control and Coordination) include all questions with solution and detail explanation. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has the CBSE Biology Textbook for Class 11 solutions in a manner that help students grasp basic concepts better and faster.

Further, we at Shaalaa.com provide such solutions so that students can prepare for written exams. NCERT textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.

Concepts covered in Class 11 Biology chapter 21 Neural Control and Coordination are Neural System, Human Neural System, Generation and Conduction of Nerve Impulse, Reflex Action and Reflex Arc, Sensory Perception, Sense Organs, Eye - Parts of an Eye, Concept of the Ear, Neuron as Structural and Functional Unit of Neural System, Transmission of Impulses, Concept of Central Neural System, Eye - Mechanism of Vision, The Ear - Mechanism of Hearing, Neural Control and Coordination Questions.

Using NCERT Class 11 solutions Neural Control and Coordination exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 11 prefer NCERT Textbook Solutions to score more in exam.

Get the free view of chapter 21 Neural Control and Coordination Class 11 extra questions for Biology and can use Shaalaa.com to keep it handy for your exam preparation

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