Motivation behind learning the chapter. Different Practices for crop yield. Methods and tools for sowing and soil preparation.
Supplying nutrients to crop by fertilisers and manures. Different irrigation methods for water maintenance. Removal of unwanted plants from crop.
Different method in harvesting crop: Harvesting, threshing, winnowing. Storage and marketing crop for economical gains.
Various methods to get good yield from crop. Application of bio technology in agriculture and food processing.
Changes in boy and girl during the age of 11-19. Development of distinguishing characters in boy and girls during adolescence.
Different glands and their secreted hormones. Work of hormones in growth and reproduction. Who is responsible for girl or boy baby?
Personal and Menstrual Hygiene. Diseases due to nutrient deficiency. Sprouting: A semi digested food.
Sex and Substance Abuses and how to prevent. Smoking and bad effects. What is cancer?
Recapturing class 6,7. Motivation for learning basic plant categories. Fungi, their types, and uses as food, medicines.
Categorisation of plants into flowering and non-flowering categories. Features of plant algae, Types and usage of algae.
Features, Types, and Uses of non-flowering plants- Bryophita and Pteridophyta
Flowering Plants: Gymnosperms and Angiosperms, Their Features and Uses in detail.
Detailed internal structure of root, stem, and leaf. Various internal parts root, stem, and leaf and their functions .
Defining and classifying microorganisms. Learning about virus and it's different types
Uses of Microorganisms in Medicine, Agriculture, Food, and daily living.
Various diseases caused by microorganisms in humans, animals, and plants. Preventive steps of food getting spoiled by microbes: Pasturization.
Effect of microbes on surroundings. Uses of virus and bacteria in solving food shortage, disease problems. Social Biology, Algae Bloom and Eutrophication, Bio-Cycle and Biological Nitrogen fixation
Structure of Bones. Movement of body due to movement of bone and muscle.
Defining Pollution. Sources and remedies of air pollution. Acid rain and Ozone depletion as effect of air pollution.
Effect of pollution on surrounding beings. Bio degradable things as a replacement of polythene and other solution for pollution control.
Recapturing the points previously learnt about matter, compound, elements. Different laws followed during a chemical reaction.
Dalton's Atomic Theory based on laws of chemical combination. Electrical nature of matter and need for new theory of atomic structure.
Discovery of protons and electrons using cathod ray tube. Properties of Cathod Rays and Anode Rays.
Positive and Negative charges and Different modes by which it can be transferred between mediums. Lightening: A way of charge transfer and safety measures.
Simple, Parallel, and Series circuits. Different material of these circuits: Flow of electricity in Liquid.
Effects of currents on chemical mixed liquid. Electroplating and Electrorefining as the application of chemical effects of current
Defining heat. Various effects of heat on solid, liquid, and gases. Coduction, convection, and radiation as modes of heat transfer.
Different shapes and functions of cells in our body. Cell organnels as cell constituents. Function and structure of cell Endoplasmic Reticuluma and Ribosome.
Structure and function of Mitochondria, Golgi Apparatus, Lysosomes, Centriole, and Nucleus.
Different types of Epithelial Tissues: Squamous, Columnar, Cuboidal, Ciliated, and Sensory Epithelium. Types of vascular tissues: Erythrocytes, Leucocytes, and Thrombocytes
Different types of Connective Tissue: Adipose and Supportive Tissue. Types of Supportive Tissues: Cartilage, Bone, and Areolar Tissues.Structure and function of nerve tissues. Types, function, and structure of muscle tissues.
Organs as group of tissues. Structure and function of Eye. Organ System as group of organs. structure and function of Kidney.
Body maintenance and chemical changes inside body.
Design of Body of horse, birds, fish. Function of body in flying, swimming, picking food, and running fast.
Variety of plants and wild animals. Importance of these plants and animals for nature.
Endangered species. Cause of deforestation. Steps taken by people and government to protect them from vanishing.
Source and types of coal. Different Petroleum products and separation mechanism.
Source and uses of natural gas. Danger of depleting fossil fuels. Alternate source of Energy.
What is reflection. How is image formed? What happens when light travels from air to water? What is total internal reflection?
How does the sound produce? How does it travel? Noise pollution and it's bad effects.
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