# Balbharati Solutions for Science and Technology 9th Standard Maharashtra State Board

## Science and Technology 9th Standard Maharashtra State Board

Author: Balbharati
Publisher: Maharashtra State Bureau of Textbook Production and Curriculum Research
Language: English

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## Balbharati 9th Standard solutions for other subjects

We also provide solutions for other subjects to help you top the exams. These Balbharati solutions are specially curated with respect to the exam pattern and old papers. Find the best questions and solutions here. Click now to access it.

## Chapters covered in Balbharati Solutions for Science and Technology 9th Standard Maharashtra State Board

### Balbharati 9th Standard Science and Technology (9th) Chapter 1: Laws of Motion solutions

Concepts covered in Laws of Motion are Acceleration and Retardation, Balanced and Unbalanced Forces, Conservation of Linear Momentum and Its Principle, Derivation of Displacement - Time Relation by Graphical Method, Derivation of Displacement - Velocity Relation by Graphical Method, Derivation of Velocity - Time Relation by Graphical Method, Displacement - Time Graph or Distance - Time Graph, Distance and Displacement, Equations of Motion by Graphical Method, Graphical Representation of Linear Motion, Motion and Rest, Newton's First Law of Motion, Newton's Second Law of Motion, Newton’s Second Law of Motion in Terms of Rate of Change of Momentum, Newton's Third Law of Motion, Speed, Speed and Velocity, Types of Acceleration, Uniform Circular Motion (UCM), Velocity - Time Graphs

#### Balbharati 9th Standard Science and Technology (9th) Chapter 1: Laws of Motion exercises

ExerciseNo. of questionsPages
Exercise1816 to 17

### Balbharati 9th Standard Science and Technology (9th) Chapter 2: Work and Energy solutions

Concepts covered in Work and Energy are Concept of Energy, Concept of Power, Definition of Work, Free Fall, Introduction of Work, Kinetic Energy, Law of Conservation of Energy, Measurement of Work, Mechanical Energy and Its Different Forms, Potential Energy, Transformation of Energy

#### Balbharati 9th Standard Science and Technology (9th) Chapter 2: Work and Energy exercises

ExerciseNo. of questionsPages
Exercise2128 to 29

### Balbharati 9th Standard Science and Technology (9th) Chapter 3: Current Electricity solutions

Concepts covered in Current Electricity are Conductors and Insulators, Direction of the Electric Current - Conventional and Electronic Flow, Earthing (Grounding), Electrical Resistivity and Electrical Conductivity, Electric Circuit, Electric Current, Electric Fuse, Electricity, Electric Potential (Electrostatic Potential) and Potential Difference, Experimental Verification of Ohm’s Law, Flow of Charges (Electrons) Between Conductor, Ohm's Law, Precautions to Be Taken While Using Electricity, Resistance (R), Resistances in Parallel, Resistors in Series, Symbols and Functions of Various Components of an Electric Circuits, System of Resistors

#### Balbharati 9th Standard Science and Technology (9th) Chapter 3: Current Electricity exercises

ExerciseNo. of questionsPages
Exercise1344 to 45

### Balbharati 9th Standard Science and Technology (9th) Chapter 4: Measurement of Matter solutions

Concepts covered in Measurement of Matter are Atomic Mass, Atomic Size, Atoms: Building Blocks of Matter, Chemical Formula or Molecular Formula, Classification of Molecules, Ions (Radicals) and Its Types, Law of Conservation of Matter, Law of Constant Proportions or Law of Definite Proportions, Laws of Chemical Combination, Mole Concept, Molecular Formula of an Compounds, Molecular Mass, Radicals and Its Types, Symbols Used to Represent Atoms of Different Elements, Valency, Variable Valency

#### Balbharati 9th Standard Science and Technology (9th) Chapter 4: Measurement of Matter exercises

ExerciseNo. of questionsPages
Exercise1757

### Balbharati 9th Standard Science and Technology (9th) Chapter 5: Acids, Bases and Salts solutions

Concepts covered in Acids, Bases and Salts are Acids, Bases (Alkalis), Classification of Acids, Classification of Bases (Alkalis), Classification of Salts, Dissociation of Ionic Compounds, Dissociation of Ions and Electrical Conductivity, Electrolysis, Electrolysis of Water, Electrovalent (or Ionic) Bond, Formation of an Electrovalent (or Ionic) Bond, Indicators, Ionic Compounds and Electrical Conductivity, Properties of Acids, Properties of Bases (Alkalis), Salts, Strength of Acidic or Basic Solutions, Types of Double Displacement: Neutralization Reaction, Water of Crystallization

#### Balbharati 9th Standard Science and Technology (9th) Chapter 5: Acids, Bases and Salts exercises

ExerciseNo. of questionsPages
Exercise4673 to 74

### Balbharati 9th Standard Science and Technology (9th) Chapter 6: Classification of Plants solutions

Concepts covered in Classification of Plants are Biodiversity, Biological Classification, Classification, Kingdom Plantae, Kingdom Plantae: Angiosperms, Kingdom Plantae: Bryophytes (Mosses), Kingdom Plantae: Gymnosperms, Kingdom Plantae: Pteridophytes (Ferns), Kingdom Plantae: Thallophyta (Algae), Kingdom Plantae: Thallophyta (Fungi), New Criteria for Basis of Classification, Phanerogams: Flowering Plants, Taxonomic Hierarchy of Living Organisms: Unit of Classification

#### Balbharati 9th Standard Science and Technology (9th) Chapter 6: Classification of Plants exercises

ExerciseNo. of questionsPages
Exercise1680

### Balbharati 9th Standard Science and Technology (9th) Chapter 7: Energy Flow in an Ecosystem solutions

Concepts covered in Energy Flow in an Ecosystem are Biogeochemical Cycle, Classification of Animal, Ecosystem, Energy Flow in an Ecosystem, Energy Pyramid, Food Chain, Food Web, Nitrogen Cycle, Structure of an Ecosystem, The Carbon Cycle, The Oxygen Cycle, Tropic Level

#### Balbharati 9th Standard Science and Technology (9th) Chapter 7: Energy Flow in an Ecosystem exercises

ExerciseNo. of questionsPages
Exercise1587

### Balbharati 9th Standard Science and Technology (9th) Chapter 8: Useful and Harmful Microbes solutions

Concepts covered in Useful and Harmful Microbes are Harmful Effects of Microorganisms (Microbes), Microorganisms (Microbes) and Microbiology, Uses of Microorganisms (Microbes)

#### Balbharati 9th Standard Science and Technology (9th) Chapter 8: Useful and Harmful Microbes exercises

ExerciseNo. of questionsPages
Exercise1995

### Balbharati 9th Standard Science and Technology (9th) Chapter 9: Environmental Management solutions

Concepts covered in Environmental Management are Climate, Disaster Management, Factor Affecting Weather and Climate, First Aid and Emergency Action, Five R’s of Waste Management, Harmful effects of solid waste, Meteorology, Monsoon Model and Climate Prediction, Solid Waste Management, Waste and Its Categories, Waste Separation Exercise, Weather

#### Balbharati 9th Standard Science and Technology (9th) Chapter 9: Environmental Management exercises

ExerciseNo. of questionsPages
Exercise20107

### Balbharati 9th Standard Science and Technology (9th) Chapter 10: Information Communication Technology (ICT) solutions

Concepts covered in Information Communication Technology (ICT) are Computer, Importance of information communication in science and technology, Important Components of a Computer, Information Communication Technology, Microsoft Excel, Microsoft Powerpoint, Microsoft Word, Opportunities in the field of computers, Parts of a Computer

#### Balbharati 9th Standard Science and Technology (9th) Chapter 10: Information Communication Technology (ICT) exercises

ExerciseNo. of questionsPages
Exercise15114

### Balbharati 9th Standard Science and Technology (9th) Chapter 11: Reflection of Light solutions

Concepts covered in Reflection of Light are Concave Mirror, Convex Mirror, Divergence and Convergence of Light, Image Formation by Concave Mirror, Image Formation by Convex Mirror, Lateral Inversion, Light, Linear Magnification (M) Due to Spherical Mirrors, Mirror Equation/Formula, Mirrors and Its Types, Plane Mirror and Reflection, Reflection of Light, Rules for the Construction of Image Formed by a Spherical Mirror, Sign Convention for Reflection by Spherical Mirrors, Spherical Mirrors, Types of Reflection

#### Balbharati 9th Standard Science and Technology (9th) Chapter 11: Reflection of Light exercises

ExerciseNo. of questionsPages
Exercise13127

### Balbharati 9th Standard Science and Technology (9th) Chapter 12: Study of Sound solutions

Concepts covered in Study of Sound are Audibility and Range, Characteristics of a Sound Wave, Echoes, Human Ear, Propagation of Sound, Properties of Sounds, Reflection of Sound, Reverberation, SONAR, Sonography, Sound, Speed of Sound in Different Media, Speed of Sound (Velocity of Sound), Ultrasonic Sound Or Ultrasound

#### Balbharati 9th Standard Science and Technology (9th) Chapter 12: Study of Sound exercises

ExerciseNo. of questionsPages
Exercise16137

### Balbharati 9th Standard Science and Technology (9th) Chapter 13: Carbon : An important element solutions

Concepts covered in Carbon : An important element are Allotropy and Allotropes of Carbon, Biogas Plant, Carbon: a Versatile Element, Carbon Dioxide, Chemical Properties of Carbon Compound, Crystalline Allotropes of Carbon: Diamond, Crystalline Allotropes of Carbon: Fullerene, Crystalline Allotropes of Carbon: Graphite, Fire Extinguisher, Hydrocarbons, Importance of Carbon Dioxide, Laboratory Preparation of Carbon Dioxide, Methane, Non-crystalline/Amorphous Forms: Charcoal, Non-crystalline/Amorphous Forms: Coal, Non-crystalline/Amorphous Forms: Cock, Physical Properties of Carbon Compound, Preparation of Carbon Dioxide, Properties of Carbon Dioxide, Saturated and Unsaturated Carbon Compounds, Solubility of Carbon, Special Features of Carbon, The Covalent Bond

#### Balbharati 9th Standard Science and Technology (9th) Chapter 13: Carbon : An important element exercises

ExerciseNo. of questionsPages
Exercise31149

### Balbharati 9th Standard Science and Technology (9th) Chapter 14: Substances in Common Use solutions

Concepts covered in Substances in Common Use are Chemicals from Common Salt (Uses of Salt), Hazards of Radioactive Substances and Radiation, Preparation and Uses of Baking Soda, Preparation and Uses of Bleaching Powder, Preparation and Uses of Washing Soda, Properties of Alpha Particles, Properties of Beta Particles, Properties of Gamma Radiations, Radioactivity, Radioactivity as Emission of Alpha, Beta, and Gamma Radiations, Safety Precautions While Using Nuclear Energy, Salts, Soap, Some Chemical Substances in Day to Day Life, Types of Radioactivity, Uses of Radioactivity, Water of Crystallization

#### Balbharati 9th Standard Science and Technology (9th) Chapter 14: Substances in Common Use exercises

ExerciseNo. of questionsPages
Exercise35162

### Balbharati 9th Standard Science and Technology (9th) Chapter 15: Life Processes in Living Organisms solutions

Concepts covered in Life Processes in Living Organisms are Central Nervous System (CNS), Central Nervous System (CNS): Structure of Human Brain, Control and Co-ordination, Control and Co-ordination in Animals, Control and Co-ordination in Plants, Dialysis Or Artificial Kidney, Excretion in Plants, Excretion: Substances to Be Eliminated, Function of the Kidney - “Production of Urine”, Human Endocrine Glands, Human Excretory System, Human Nervous System, Kidney and Its Internal Structure, Kidney Tubule (Nephrons), Major Division of the Nervous System, Neuron (Or Nerve Cell) and Its Types, Peripheral Nervous System (PNS), Reflex and Reflex Action, Root Pressure, The Human Brain, The Spinal Cord, Transpiration, Transportation of Water and Food in Plants, Water and Mineral Absorption by Root

#### Balbharati 9th Standard Science and Technology (9th) Chapter 15: Life Processes in Living Organisms exercises

ExerciseNo. of questionsPages
Exercise25178

### Balbharati 9th Standard Science and Technology (9th) Chapter 16: Heredity and Variation solutions

Concepts covered in Heredity and Variation are Chromosomes - The Carriers of Heredity, Deoxyribonucleic Acid (DNA) and Its Structure, Genes and Genetic, Genetic Disorder, Gregor Johann Mendel – Father of Genetics, Heredity, Inheritance, Inheritance of One Gene (Monohybrid Cross), Inheritance of Two Genes (Dihybrid Cross), Mendelian Inheritance - Mendel’s Laws of Heredity, Ribonucleic acid (RNA), Types of Chromosomes

#### Balbharati 9th Standard Science and Technology (9th) Chapter 16: Heredity and Variation exercises

ExerciseNo. of questionsPages
Exercise22193

### Balbharati 9th Standard Science and Technology (9th) Chapter 17: Introduction to Biotechnology solutions

Concepts covered in Introduction to Biotechnology are Agritourism, Animal Husbandry (Livestock), Animal Tissues, Biotechnology, Commercial Applications of Biotechnology, Complex Permanent Tissue: Phloem Structure and Function (Conducting Tissue), Complex Permanent Tissues, Complex Permanent Tissue: Xylem Structure and Function (Conducting Tissue), Connective Tissue, Dairy Farming, Epithelial Tissue, Meristems or Meristematic Tissues, Muscular Tissue, Nervous Tissue, Permanent Tissue, Plant and Animals Tissue, Plant Tissues, Poultry Farming, Sericulture, Simple Permanent Tissues (Supporting Tissue), Tissue Culture, Tissues - “The Teams of Workers”

#### Balbharati 9th Standard Science and Technology (9th) Chapter 17: Introduction to Biotechnology exercises

ExerciseNo. of questionsPages
Exercise24208

### Balbharati 9th Standard Science and Technology (9th) Chapter 18: Observing Space : Telescopes solutions

Concepts covered in Observing Space : Telescopes are Astrosat, Different Forms of Light, Indian Space Research Organization (ISRO), Telescope, Types of Telescope: Optical Telescope, Types of Telescope: Radio Telescope, Types of Telescope: Telescopes Used in Space

#### Balbharati 9th Standard Science and Technology (9th) Chapter 18: Observing Space : Telescopes exercises

ExerciseNo. of questionsPages
Exercise13214

## Balbharati Solutions for Science and Technology 9th Standard Maharashtra State Board

9th Standard Balbharati solutions answers all the questions given in the Balbharati textbooks in a step-by-step process. Our Science and Technology tutors have helped us put together this for our 9th Standard Students. The solutions on Shaalaa will help you solve all the Balbharati 9th Standard Science and Technology (9th) questions without any problems. Every chapter has been broken down systematically for the students, which gives fast learning and easy retention.

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