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8th March 2016, 04:11 PM
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Join Date: May 2012
Re: IX CBSE Science Sample Paper

As per your demand here I am providing you get Sample Question Paper of
Science(Theory ) of Class –IX Term II










Here I am also providing you syllabus of Science (Theory) of Class –IX Term
II


Unit I: Matter - Its Nature and Behaviour

Particle nature, basic units: atoms and molecules. Law of constant
proportions. Atomic and molecular masses.

Mole Concept: Relationship of mole to mass of the particles and numbers.
Valency. Chemical formula of common compounds.

Structure of atom: Electrons, protons and neutrons; Isotopes and isobars.

Unit II: Organization in the Living World

Biological Diversity: Diversity of plants and animals - basic issues in
scientific naming, basis of classification. Hierarchy of categories / groups,
Major groups of plants (salient features) (Bacteria, Thalophyta, Bryo phyta,
Pteridophyta, gymnosperms and Angiosperms). Major groups of animals
(salient features) (Non-chordates upto phyla and chordates upto classes).

Health and Diseases: Health and its failure. Infectious and Non-infectious
diseases, their causes and manifestation. Diseases caused by microbes
(Virus, Bacteria and protozoans) and their prevention, Principles of treatment
and prevention. Pulse polio programmes.

Unit III: Motion, Force and Work

Floatation: Thrust and pressure. Archimedes' principle, buoyancy,
elementary idea of relative density.

Work, energy and power: Work done by a force, energy, power; kinetic and
potential energy; law of conservation of energy.

Sound: Nature of sound and its propagation in various media, speed of
sound, range of hearing in humans; ultrasound; reflection of sound; echo and
SONAR. Structure of the human ear (auditory aspect only).

Unit IV: Our environment

Physical resources: Air, Water, Soil. Air for respiration, for combustion, for
moderating temperatures; movements of air and its role in bringing rains
across India. Air, water and soil pollution (brief introduction). Holes in ozone
layer and the probable damages.

Bio-geo chemical cycles in nature: Water, oxygen, carbon and nitrogen.


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