Posts in CBSE Class 10

Consider the structures of the three cyclic carbon compounds

https://youtu.be/kKQP5eyhqD0 A, B and C given below and select the correct option from the following: Analysis of the figures:   The three structures shown in[…]

The table shows the pH and nature (acidic/basic) of four different solutions

https://youtu.be/BgYBoiykPgs Which one of the options in the table is correct ? Option Solution Colour of pH paper Approximate pH value Nature of solution (a)[…]

CBSE Class 10 Science – Chapter 15: Our Environment – Detailed Notes & Explanation

Biosphere A zone having land, water and air where life exists is referred to as biosphere. or The life supporting zone of earth, where atmosphere,[…]

CBSE Class 10 Science – Chapter 9: Heredity And Evolution – Detailed Notes & Explanation

Define: Heridity Heredity is the passing of traits to offspring (from its parent or ancestors). This is the process by which an offspring cell or[…]

CBSE Class 10 Science – Chapter 8: How Do Organisms Reproduce  – Detailed Notes & Explanation

Introduction All organisms produce offspring and thereby maintain their kind. The means by which organisms reproduce vary remarkably between species. Reproduction is an orchestrated process.[…]

CBSE Class 10 Science – Chapter 7: Control And Coordination – Detailed Notes & Explanation

Introduction Living organisms respond and react to their environment. The response to environmental factors (stimuli) such as light, heat, cold and pressure varies in different[…]