Maharashtra Board Class 8 English Solutions
English Balbharati Std 8 Answers Solutions Unit 1 Kumarbharati Textbook Solution of 8th Class English Maharashtra Board Author: Kumarbharati Publisher: Maharashtra State Bureau of Textbook Production...
Solids in different categories based on the nature of intermolecular forces operating in them
=> Potassium sulphate :- Ionic bond is formed,wherein potassium loses electrons & sulphate gains electrons => Tin :- Tin can form two ions Sn 2+ or Sn4+ now depending on what form it is in and...
Chemical and Ionic Equilibrium
Equilibrium Equilibrium is the state of a process in which the properties like temperature, pressure, and concentration etc of the system do not show any change with passage of time. => In all...
Electromagnetism in Physics (Faraday’s Law)
Faraday’s Law is a fundamental law of electromagnetism. This law has widespread applications in various fields including industries, electrical machines etc. some of the major ones are listed below:...
Conversions in Organic Chemistry
=> Haloalkanes can give you every possible functional group. They can also help you in increasing the chain size. So you might want to convert your starting material to haloalkanes and then go to...
Microbes in human welfare
1.curd also known as lactobacillus or lactic acid bacteria(LAB) with high nutritional quality by increasing vitamin B12. 2.large holes in Swiss cheese are due to production of a large amount of CO2...
An Ovum surrounded by Sperms
(ii) Penetration of sperm: => (a) The ovum secretes a chemical substance called fertilizin, which has a number of spermophillic sites on its surface where the sperm of species specific type can be...
Chemical and Ionic Equilibrium
Equilibrium Equilibrium is the state of a process in which the properties like temperature, pressure, and concentration etc of the system do not show any change with passage of time. => In all...
Genetic Terminology
▪️ Allele :- An alternative form of a gene ▪️ morph :- A silent gene ▪️ Angelman syndrome :- a rare genetically inherited form of mental retardation ▪️ Autosome :- Synonymous with somatic chromosomes...
Lipids
(2) These are esters of fatty acids and alcohol. (1) Term lipid was coined by Bloor. (3) They are hydrophobic insoluble in water but soluble in benzene, ether and chloroform. (4) Lipids are...
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(i) ????????? or ????????? ??????????? by which atmospheric air is drawn in and ??? rich alveolar air is ???????? ???. (ii) ????????? of ????? (O2 and CO2) across ???????? ????????. (iii) ?????????...
Archaebacteria
(Archae-ancient; bacteria) are special since, they live in some of the most harsh habitats such as extreme salty areas (halophiles), hot springs (thermoacidophiles) and marshy areas (methanogens)....
Human Brain
Introduction => The brain of a human being is the central organ of the nervous system. => The human brain consists of three parts namely the cerebrum, the brainstem and the cerebellum. => The brain...
Synthetic Fibres and Plastics
Introduction => The clothes that we wear are made up of fabrics and the fabrics are made from fibers, which is obtained from natural or artificial sources. => The natural source of fibers is cotton,...
Role of nutrients and their deficiency Symptoms
=> Nitrogen ▪️Impart green colour to plant encourages vegetative growth ▪️ Nitrogen is essential constituent of protein ▪️ Constituent of Protoplasm of chlorophyll and coenzyme. ▪️ Play important...
Postulates of kinetic theory of gases
A gas consists of large number of tiny particles called molecules. Volume occupied by gas molecules, is negligible as compared to the total volume of gas. here is continuous rapid random motion of...
Chemical Coordination and Regulation
Properties of hormones (a) These are secreted by endocrine gland (biogenic in origin). (b) Their secretions is released directly into blood (except local hormones e.g. gastrin). (c) These are carried...
Animal Tissue
The tissue found in animals have comparatively some different properties than the plant tissue. Types of Animal Tissue Animal Tissues are divided as:− => Epithelial Tissue => Connective Tissue =>...
Thermal Properties of Matter
Heat:- Heat is the agent which produces in us the sensation of warmth and makes bodies hot. It is form of energy. The part of thermal energy which flows from one body to the other due to temperature...
Human Reproduction- Significance of fertilization
(a) It provides stimulus for the egg to complete its maturation. (b) It activates the ovum to develop into a new individual by repeated mitotic division. (c) Fertilization restores the diploid number...