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Nervous System

ICSE · Class 7 · Biology

Complete topic list for Nervous System in ICSE Class 7 Biology. Key concepts, sub-topics, and what to focus on for board exams.

70 questions36 flashcards5 concepts

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4 Topics · ICSE Class 7 Biology

Topics in Nervous System

1

1. Coordination and Nervous Coordination

  • Coordination means the interaction of body activities according to the needs of the body, inside or outside.
  • Two types of coordination are nervous coordination and chemical coordination.
  • Nervous coordination is brought about by the nervous system, which includes the brain, spinal cord, nerves, and sense organs.
2

2. Neuron: The Structural and Functional Unit

  • A neuron is the structural and functional unit of the nervous system.
  • A neuron has three main parts: cyton, dendrites, and axon.
  • Cyton is the main cell body and contains a nucleus.
3

3. Types of Neurons and Nerves

  • There are three types of neurons: sensory neurons, motor neurons, and association neurons.
  • Sensory neurons carry impulses from sensory cells or sense organs to the spinal cord or brain.
  • Motor neurons carry messages from the brain or spinal cord to effectors such as glands or muscles.
4

4. Human Nervous System

  • The human nervous system has two main divisions: the central nervous system and the peripheral nervous system.
  • The central nervous system consists of the brain and spinal cord.
  • The brain lies within the skull.

Key Concepts

Central concept: Nervous System

CoordinationNeuronNervesHuman nervous systemBrainSpinal cordPeripheral nervous systemAutonomic nervous system

Frequently Asked Questions

What are the important topics in Nervous System for ICSE Class 7 Biology?
Nervous System covers several key topics that are frequently asked in ICSE Class 7 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Nervous System — ICSE Class 7 Biology?
Understand the core concepts first, then work through the 70 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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All 8 chapters — ICSE Class 7 Biology Syllabus

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