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Chapter 3 – Plant Life

The following Topics and Sub-Topics are covered in this chapter and are available on MSVgo:


You might have studied plant life in your biology class. Everyone owes their life to plants and different organic entities. Truth be told, most life on Earth is conceivable because the sun gives a nonstop inventory of energy to environments. All creatures need energy to power the metabolic responses of development, advancement, and generation. However, organic entities can’t utilise sunlight directly for their metabolic necessities. So it should initially be changed over into substance energy through the interaction of photosynthesis. In this article, we will be discussing everything about photosynthesis. We hope this article will give you knowledge about plant life.

Photosynthesis is the process where light energy is changed over to synthetic energy as sugars. In an interaction driven by light energy, glucose particles are built from water and carbon dioxide, and oxygen is delivered as a result of it. The glucose particles furnish creatures with two essential assets:

For cells, glucose molecules act as a fuel: their synthetic energy can be reaped through measures like cellular respiration and maturation, that produce adenosine triphosphate, a little, energy-conveying particle—for the cell’s quick energy requirements.

Carbon from carbon dioxide and inorganic carbon can be joined into natural particles; this interaction is called carbon fixation, and the carbon in natural atoms is otherwise called fixed carbon. The fixed carbon that is consolidated into sugars during photosynthesis can be utilised to construct different sorts of natural atoms required by cells.

The three main factors that affect Photosynthesis are:-

  1. Light
    It is a known fact that a plant can’t photosynthesise rapidly if adequate light is not present, regardless of whether there is a lot of water and carbon dioxide. Expanding the light force will support the pace of photosynthesis. So, it is one of the most important factors affecting photosynthesis.
  1. Carbon Dioxide
    Regardless of whether there is a lot of light, a plant can’t photosynthesise if there is lacking carbon dioxide. So a proper amount of carbon dioxide is a must.
  1. Temperature
    In the event that a plant is exposed to too much cold, the pace of photosynthesis will diminish. Plants cannot photosynthesise in the event that it gets excessively humid or hot. Ideal temperature will help in proper photosynthesis.
  1. Water
    Water holds a significant role in photosynthesis and its insufficiency can prompt issues in the admission of carbon dioxide. The shortage of water prompts the refusal of stomatal opening to hold the measure of water they can store.
  1. Pollution
    Industrial waste and different particulates may stay in the leaf. This can impede the pores of stomata which makes it hard to absorb carbon dioxide and can adversely affect photosynthesis.

The Significance Of Photosynthesis is:-

  • Photosynthesis is significant for supporting life. It is a definitive wellspring of oxygen and energy for every living organic entity and helps in the smooth working of the food chain.
  •  It helps in the development and advancement of plants.
  • It fixes climatic carbon dioxide and delivers oxygen into the air
  • It is vital for the combination of natural mixtures from inorganic mixtures.
  • It adds to the carbon cycle between the earth, the seas, and creatures.

The Photosynthesis Process happens in two stages:-

Light Reaction

Photosynthesis starts with the light response that is done distinctly during the day within the sight of daylight. The chemical equation for the light reaction is:-

2H2O + 2NADP+ + 3ADP + 3Pi → O2 + 2NADPH + 3ATP

Dark Reaction

It is a light-autonomous cycle where sugar particles are framed from the water and carbon dioxide atoms. The chemical equation for the dark reaction is:-

3CO2 + 6 NADPH + 5H2O + 9ATP → G3P + 2H+ + 6 NADP+ + 9 ADP + 8 Pi

The process of  Respiration In Plants includes utilising the sugars created as a result of photosynthesis in addition to oxygen to deliver energy for plant development. From multiple points of view, respiration in plants is something contrary to photosynthesis. Similarly, during photosynthesis, plants receive oxygen from the atmosphere with the help of stomata.

Photosynthesis In Plants is a very important process through which they develop food for themselves. It is a process through which plants use light energy to convert water and carbon dioxide into oxygen which is very essential for human existence. It also serves a pivotal part in the evolved way of life; the plants make their food utilising the process of photosynthesis, subsequently, acting as the essential producers.

  1. What are the different parts of a plant?
    The different parts of a plant are:
    a) Roots
    b) Stem
    c) Leaves
    d) Flower
    e) Fruits
  2. What are the life processes in plants?
    The life processes in plants include:-
    a) Nutrition
    b) Transportation
    c) Respiration
    d) Growth
  3. What are the two modes of reproduction in plants?
    The two types of reproduction in plants include:-
    a) Asexual such as fragmentation and budding.
    b) Sexual
  4. What is the equation of the process of photosynthesis?
    The equation:-
    6CO2    +   6H2O  —>  C6H12O6  + 6O2
  5. What organelle is the site of photosynthesis in plants?
    It is Chloroplasts.
    Chloroplasts are specific organelles that go about as the site for photosynthesis. Distinctive substance responses happen in various pieces of the chloroplast.

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High School Physics

  • Alternating Current
  • Atoms
  • Communication Systems
  • Current Electricity
  • Dual nature of Radiation and Matter
  • Electric Charges and Fields
  • Electricity
  • Electromagnetic Induction
  • Electromagnetic Waves
  • Electron Beams and Radioactivity
  • Electrons and Photons
  • Electrostatic Potential and Capacitance
  • Fluid Pressure
  • Force and Acceleration
  • Force And Laws Of Motion
  • Gravitation
  • Internal Energy
  • Kinetic Theory
  • Law of motion
  • Light – Reflection And Refraction
  • Magnetic Effects Of Electric Current
  • Magnetism and Matter
  • Management Of Natural Resources
  • Mechanical properties of Fluids
  • Mechanical properties of Solids
  • Motion
  • Motion in a plane
  • Motion in a straight line
  • Moving Charges and Magnetism
  • Nuclear Energy
  • Nuclei
  • Oscillations
  • Our Environment
  • Paths of Heat
  • Physical world
  • Ray optics and optical instruments
  • Semiconductor Devices
  • Semiconductor Electronics: Materials, Devices and Simple Circuits
  • Simple Machines
  • Sound
  • Sources Of Energy
  • Specific and Latent Heats
  • Spherical Mirrors
  • Static Electricity
  • Systems of Particles and Rotational motion
  • Thermal properties of matter
  • Thermodynamics
  • Units and Measurement
  • Vectors, Scalar Quantities and Elementary Calculus
  • Wave Optics
  • Waves
  • Work, Power and Energy

High School Chemistry

  • Acids, Bases and Salts
  • Alcohols, Phenols and Ethers
  • Aldehydes, Ketones and Carboxylic Acids
  • Aliphatic and Aromatic Hydrocarbons
  • Alkyl and Aryl Halides
  • Amines
  • Analytical Chemistry 
  • Atomic Structure
  • Atoms And Molecules
  • Basic concepts of Chemistry
  • Biomolecules
  • Carbon And Its Compounds
  • Carboxylic acids and Acid Derivatives
  • Chemical Bonding and Molecular Structures
  • Chemical Energetics
  • Chemical Equilibria
  • Chemical Kinetics
  • Chemical Reactions And Equations
  • Chemical Reactions and Their Mechanisms
  • Chemistry in Everyday Life
  • Chemistry of p-Block elements
  • Chemistry of Transition and Inner Transition
  • Classification of Elements
  • Coordination Compounds
  • Cyanide, Isocyanide, Nitro compounds and Amines
  • Electrochemistry
  • Electrolysis
  • Elements, Compounds and Mixtures
  • Environmental Chemistry
  • Equilibrium
  • Ethers and Carbonyl compounds
  • Haloalkanes and Haloarenes
  • Hydrocarbons
  • Hydrogen
  • Ideal solutions
  • Introduction to Organic Chemistry
  • Ionic equilibria
  • Matter
  • Matter Around Us
  • Matter In Our Surroundings
  • Metallurgy
  • Metals And Non-Metals
  • Mole Concept and Stoichiometry
  • Natural Resources
  • Organic Chemistry – Basic Principles
  • Periodic Classification of Elements
  • Physical and Chemical Changes
  • Physical and Chemical Properties of Water
  • Polymers
  • Preparation, Properties and Uses of Compounds
  • Principles and Processes of Isolation of Elements
  • Redox Reactions
  • Relative Molecular Mass and Mole
  • States of Matter
  • Structure Of The Atom
  • Study of Compounds
  • Study of Gas Laws
  • Study of Representative Elements
  • Surface Chemistry
  • The d-block and f-block elements
  • The Gaseous State
  • The p-Block Elements
  • The Periodic Table
  • The s-Block Elements
  • The Solid State
  • Thermodynamics

High School Biology

  • Absorption and Movement of Water in Plants
  • Adolescent Issues
  • Anatomy of Flowering Plants
  • Animal Kingdom
  • Bacteria and Fungi-Friends and Foe
  • Biodiversity and Conservation
  • Biofertilizers
  • Biological Classification
  • Biomedical Engineering
  • Biomolecules
  • Biotechnology and its Applications
  • Biotic Community
  • Body Fluids and Circulation
  • Breathing and Exchange of Gases
  • Cell – Unit of Life
  • Cell Cycle and Cell Division
  • Cell Division and Structure of Chromosomes
  • Cell Reproduction
  • Cellular Respiration
  • Chemical Coordination and Integration
  • Circulation
  • Control And Coordination
  • Crop Improvement
  • Digestion and Absorption
  • Diversity In Living Organisms
  • Ecosystem
  • Environmental Issues
  • Excretory Products and their Elimination
  • Flowering Plants
  • Genes and Chromosomes
  • Health and Diseases
  • Health and Its Significance
  • Heredity And Evolution
  • Heredity and Variation
  • How Do Organisms Reproduce?
  • Human Diseases
  • Human Eye And Colourful World
  • Human Health and Disease
  • Human Population
  • Human Reproduction
  • Hygiene
  • Improvement In Food Resources
  • Integumentary System- Skin
  • Kingdom Fungi
  • Kingdom Monera
  • Kingdom Protista
  • Life Processes
  • Locomotion and Movement
  • Microbes in Human Welfare
  • Mineral Nutrition
  • Molecular Basis of Inheritance
  • Morphology of Flowering Plants
  • Neural Control And Coordination
  • Nutrition in Human Beings
  • Organism and Population
  • Photosynthesis
  • Photosynthesis in Higher Plants
  • Plant Growth and Development
  • Plant Kingdom
  • Pollination and Fertilization
  • Pollution; Sources and its effects
  • Principles of Inheritance and Variation
  • Reproduction and Development in Angiosperms
  • Reproduction in Organisms
  • Reproductive Health
  • Respiration in Human Beings
  • Respiration in Plants
  • Respiratory System
  • Sexual Reproduction in Flowering Plants
  • Strategies for Enhancement in Food Production
  • Structural Organisation in Animals
  • Structural Organisation of the Cell
  • The Endocrine System
  • The Fundamental Unit Of Life
  • The Living World
  • The Nervous System and Sense Organs
  • Tissues
  • Transpiration
  • Transport in Plants

High School Math

  • Algebra – Arithmatic Progressions
  • Algebra – Complex Numbers and Quadratic Equations
  • Algebra – Linear Inequalities
  • Algebra – Pair of Linear Equations in Two Variables
  • Algebra – Polynomials
  • Algebra – Principle of Mathematical Induction
  • Algebra – Quadratic Equations
  • Binomial Theorem
  • Calculus – Applications of Derivatives
  • Calculus – Applications of the Integrals
  • Calculus – Continuity and Differentiability
  • Calculus – Differential Equations
  • Calculus – Integrals
  • Geometry – Area
  • Geometry – Circles
  • Geometry – Conic Sections
  • Geometry – Constructions
  • Geometry – Introduction to Euclid’s Geometry
  • Geometry – Three-dimensional Geometry
  • Geometry – Lines and Angles
  • Geometry – Quadrilaterals
  • Geometry – Straight Lines
  • Geometry – Triangles
  • Linear Programming
  • Matrices and Determinants
  • Mensuration – Areas
  • Mensuration – Surface Areas and Volumes
  • Number Systems
  • Number Systems – Real Numbers
  • Permutations and Combinations
  • Probability
  • Sequence and Series
  • Sets and Functions
  • Statistics 
  • Trignometry – Height and Distance
  • Trignometry – Identities
  • Trignometry – Introduction

Middle School Science

  • Acids, Bases And Salts
  • Air and Its Constituents
  • Basic Biology
  • Body Movements
  • Carbon and Its Compounds
  • Cell – Structure And Functions
  • Changes Around Us
  • Chemical Effects Of Electric Current
  • Chemistry in Your Life
  • Coal And Petroleum
  • Combustion And Flame
  • Components Of Food
  • Conservation Of Plants And Animals
  • Crop Production And Management
  • Electric Current And Its Effects
  • Electricity And Circuits
  • Elements and Compounds
  • Fibre To Fabric
  • Food production and management
  • Force And Pressure
  • Forests: Our Lifeline
  • Friction
  • Fun With Magnets
  • Garbage In, Garbage Out
  • Getting To Know Plants
  • Health and Hygiene
  • Heat
  • Hydrogen
  • Life Processes: Nutrition in Animals and Plants
  • Light, Shadows And Reflections
  • Materials: Metals And Non-Metals
  • Matter and Its States
  • Metals and Non-metals
  • Micro Organisms: Friend And Foe
  • Motion And Measurement Of Distances
  • Motion And Time
  • Nutrition In Animals
  • Nutrition In Plants
  • Organization in Living Things
  • Our Environment
  • Physical And Chemical Changes
  • Pollution and conservation
  • Pollution Of Air And Water
  • Reaching The Age Of Adolescence
  • Reproduction In Animals
  • Reproduction In Plants
  • Respiration In Organisms
  • Rocks and Minerals
  • Separation Of Substances
  • Simple Machines
  • Soil
  • Some Natural Phenomena
  • Sorting Materials Into Groups
  • Sound
  • Stars And The Solar System
  • Structure of Atom
  • Synthetic Fibers And Plastics
  • The Living Organisms And Their Surroundings
  • Transfer of Heat
  • Transformation of Substances
  • Transportation In Animals And Plants
  • Universe
  • Waste-water Story
  • Water: A Precious Resource
  • Weather, Climate And Adaptations Of Animals To Climate
  • Winds, Storms And Cyclones

Middle School Math

  • Addition
  • Area and Its Boundary
  • Boxes and Sketches
  • Data Handling
  • Fun With Numbers
  • Heavy and Light
  • How Many
  • Long And Short
  • Mapping
  • Measurement
  • Money
  • Multiplication and Factors
  • Multiply and Divide
  • Numbers
  • Parts and Wholes
  • Pattern Recognition
  • Patterns
  • Play With Patterns
  • Rupees And Paise
  • Shapes And Angles
  • Shapes And Designs
  • Shapes and Space
  • Similarity
  • Smart Charts
  • Squares
  • Subtraction
  • Tables And Shares
  • Tenths and Hundredths
  • Time
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