NCERT Solutions for Class 9 Science Chapter 7 Diversity in Living Organisms

Equivalent Fractions: A fraction represents a part of the whole. Fractions that represent the same value but may have different numerators and denominators are known as...

State Functions: The volume of water in a pond can increase naturally by rainwater or by artificially supplying water through pipes. The volume of water...

Proper Fraction: Fractions are divided into three categories in mathematics: proper fractions, improper fractions, and mixed fractions. A fraction has a numerator and denominator. If...

Fraction in Simplest Form: The simplest form of a fraction is one with a reasonably prime numerator and denominator. It signifies that the numerator (upper...

Pascal’s Law is a principle in fluid mechanics that tells us how pressure at various points inside a stationary liquid changes when the pressure at some...

Food Fads: How often have you seen advertisements for "super products" that claim to cure incurable ailments or provide other seemingly unattainable benefits? The claims...

Basis of Classification of Living Organisms: The biological world is enormously diverse. There are so many varieties of living organisms on the earth, therefore it...

Vegetative Propagation: Roots are not the only source of growth for plants. Reproduction in plants can happen from leaves, stems, and even other plant parts....

Modes of Reproduction: Animals use different modes to reproduce. Reproduction plays a major role in the process that involves the birth of an individual. Different...

Coordinate Compounds: A complex compound that has a central metal atom or ion that has a fixed number of atoms or molecules bound to it...

Action of Ammonium Hydroxide on Metallic Salt Solutions: Elements in chemical compounds are identified by certain analyses. In chemistry, two types of analysis are there:...

Absolute Zero and Absolute Scale of Temperature: Ever imagined what could be the lowest temperature? Is it possible to attain this temperature? Yes, there exists...

Price and Cost: The term“price” is the process of fixing the manufacturer’s value in exchanging services and goods. Cost is the cost of producing a product or...

Gait of Animals: All living organisms move from one place to another place in search of food, shelter, and to protect themselves from their enemies....

Ellingham Diagrams: Based on enthalpy and entropy values, the Gibbs equation allows us to predict the spontaneity of a process. H.G.T Ellingham proposed the Ellingham diagram to...

Trigonometry Formulas: Trigonometry is the branch of Mathematics. It deals with the relationship between a triangle's sides and angles. The students can learn basic trigonometry...

Properties of Whole Numbers: We begin to count the numbers as \(1,2,3,4, \ldots \). They come naturally when we start counting. Hence, mathematicians call them...

Hormones: As a child is born, he or she experiences a rapid change in the body related to growth and development. A child grows to...

Intermolecular Forces and Thermal Energy: Intermolecular forces are the forces of attraction that exist between the molecules of a substance (gaseous, liquid, or solid). These...

Buffer Solutions: A steady \({\rm{pH}}\) is required for the proper functioning of many chemical and biological systems, including our blood, for reactions to take place....

Ideal Gas: Chemists worldwide dreamt of having an equation describing a gas molecule's relation to its environmental parameters such as temperature or pressure. However, they...

Applications of Thermodynamics: In everyday conversation, when individuals talk about work, they usually mean putting effort into something. We might "work on a school project"...

Close Packed Structures and Packing Efficiency: We all know that all substances in the universe are made up of atoms. Each atom is considered a...

Reactions in Solutions: A solution is a homogeneous substance consisting of a solute and a solvent. Mostly, water act as a universal solvent and forms...

Phytochrome: Light plays a vital role in photosynthesis. Similarly, it is also very essential for plant growth and development. Light controls multiple developmental processes in...

Periodic Classification of Elements: You must have noticed in a retail shop, to make it easier to find related items, the shopkeeper arranges them together...

Principle of Calorimetry: When we talk about energy, we generally talk about the kinetic energy and potential energy of an object as a whole. Kinetic...