important capter science 10 plzz ans fast..
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Important Topics:
Modes of asexual reproduction
Structure of flower
Fertilisation in plants
Male and female reproductive system
Mendelian crosses
Sex determination
Difference between acquired and inherited traits
Homologous and analogous organs
Ecosystem and its components
Food chain and food webs
Depletion of ozone layer
Need for Management of Natural Resources
Importance And Conservation Of Forest
Steps To Make Water Available To All
Covalent bonding in carbon compounds
Allotropy
Catenation and tetravalency
Saturation and unsaturation in carbon compounds
Structure and formulas of carbon compounds
Structural isomers
Functional groups
Homologous series
Nomenclature
Chemical properties of carbon compounds
Properties of ethanol and ethanoic acid
Soaps and detergents: Advantages and disadvantages
Döbereiner’s Triads
Newlands’ Law of Octaves
Mendeleev’s periodic table
Modern Periodic Table
Trends in the Modern Periodic Table
Image Formation by Spherical Mirrors
Refraction of Light through Glass Slab
Image Formation by Spherical Lenses
Lens Formula, Magnification and Power
Human Eye Structure
Defects in Vision and Corrections
Dispersion
Atmospheric Refractions
Scattering of Light
Ohm’s Law and Numericals Based on It
Factors Affecting Resistance of a Conductor
Series and Parallel Combination of Resistances
AC Generator and DC Motor
Domestic Electric Circuits
Electromagnet
Sources of Energy
Balancing Chemical Equations
Types of Reactions
Decomposition Reaction
Displacement Reaction
Redox Reaction
Acids and Bases Reactions with Metals
Neutralisation Reactions
Chemicals From Common Salt
Bleaching Powder
Washing Soda
Water of Crystallisation
The Reactivity Series
Extraction of Metals
Refining of Metals
Photosynthesis
Digestion in Humans
Aerobic and Anaerobic Respiration
Human Heart and Double Circulation
Transport in Plants
Human Brain and Its Components
Reflex Action
Human Endocrine System
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All chapter are important in Science .