8th biology-cbse

8th Biology-CBSE

    Delivery time:5-7 Days
  • Description

Pebbles presents “CBSE 8th Std Biology”, an audio visual educational help tool to the students to understand the complex subject matter easily. The DVD limelights spectacular animations on various details and Biological concepts covering multifaceted aspects of the latest educational trends backed by commanding voice over by media professionals. The animated explanations have an intrinsic approach captivating the young minds effortlessly. A must on hand for the young and aspiring students, the DVD covers the following:

Crop Production - Food from plants, crop production, Fish, preparation of soil, Loosening of the soil, Testing of Sugar, Germination of Seeds, Friendly earthworms, leveling, applying fertilizers, chemical fertilizers, Harmful effects of fertilizers, sowing of seeds, Using seed drills, separation & irrigation of seeds, weeding, Pests, Crop rotation, common pests, Use of herbicides, Harvesting of crops, Storage of crops, Hybridization & emasculation, Biological nitrogen, Food from animals

Microorganisms - Curd formation, indus, Fermentation, yeast, Curd and yogurt, Fermentation of sugar, Microbes and its uses, Fungi, Algae, Protozoa, Microorganisms, viruses, Harmful microorganisms, Microbial impacts, Detection -food spoilage, Food preservation, Expiry dates, Methods of food preservation

Life and Environment- Structure of Ecosystem, Producers, Food Chain, Food Web, Air Pollution, Sources of air Pollution

Cell - History & Structure of the cell, Nucleus, ostrich egg, Unicellular and multicellular, Levels of organization, Organism to the biological world, Cell-shape and size, variation in size, Adaptation of Bird, viewing cells, A generalized cell, Cell organelles, Plant tissues, The shape of the cell

Biodiversity - Biodiversity-terms, Conservation of biodiversity, Loss of biodiversity, Extinct and thretened species, Endangered species, Steps of conservation, Poaching, Zoological parks, Botanical gardens, Endemic species, Species endemic to India, Migration

Reproduction - Pituitary Gland, Pancreas, Ovaries, Thyroid Gland, Adrenal Gland, Why Reproduce, Puberty, Human Reproductive System, Care After Birth, Male Reproductive Organs, Menstrual Cycle, Female Reproductive Organs, Sex of a Baby, Process of Fertilization, Metamorphosis,Sexually Transmitted Diseases, Egg Hatch, Baby inside the Womb

Soil - Composition of Soil, Soil Profile