Frank ICSE Solutions for Class 9 Biology – Sources of Wastes PAGE NO:208 Solution 1. Examples of domestic waste are left over food items, faeces and urine, broken nails. (Write any two)Solution 2. Waste is a product of human activity, generated from a …

What is BiodiversityOur planet is full of different types of plants and animals. They live in a variety of places like forests, grasslands, rainforests, deserts, oceans, and polar regions.The number and variety of plants, animals, and other organisms th…

How Do Birds FlyMost birds are capable of flying. Birds can also walk, run, or hop on the ground. Some birds like swan and duck can even swim in water.The following features help birds to fly. Birds have streamlined bodies, which make it easier for them…

Wind Is Caused By The Uneven Heating Of The EarthWind is the movement of air (usually in a horizontal direction) in the atmosphere. It is caused by a difference in temperatures between different ‘ regions on the Earth. This temperature difference occurs …

Conservation of Forest ResourcesPrevention of further depletion of forests is called conservation of forests. Few measures that could be followed to conserve our forests are given below.Afforestation: People should be made aware of the damages caused by …

Interdependence Of Plants And AnimalsA forest is home to many types of plants, animals, and microorganisms. The various organisms are interconnected and together form a biotic community or biota.All animals depend on plants for food, directly or indirect…

What are the Characteristics of WindWind has two important characteristics—direction and speed. The direction of wind can be gauged using an instrument called the wind vane. It is also called a weather vane. Every wind vane has two parts, the front and …

The Layers Of A Typical RainforestForests are home to a variety of plants and animals. Several trees, shrubs, mosses, and mushrooms, birds and mammals, spiders, frogs, and snakes grow and live in forests. Human beings, too, depend on forests for a variet…

What Is A Cyclone And How It Is FormedCyclones (or hurricanes) develop over the warm moist waters of the oceans near the equator. The water heats up the atmosphere above it. Warm air rises and cooler air from the surroundings rushes in to take its place.…

Conservation Of WaterIndia is still not in the ‘water stressed’ category but the day is not far when we will be facing a water crisis. We need to think of various ways to strictly avoid wastage. Since only a small percentage of water on our planet is us…