Grade 3 Syllabus for NSO
Plants and Animals
Different parts of a plant and their functions
A look at the grade 2 lesson
Give us energy to work. They contain carbohydrate and fats.
They are found in foods like rice, pasta, cassava, yam etc. when starchy foods are eaten and digested, simple sugars like glucose are obtained. It is this glucose that the body uses for energy.
There are two major types of carbohydrates:
1. Simple carbohydrates (Sugar)
Cooking improves the flavor of food and also makes the food easier to chew and more digestible. Micro oirganisms present in the food are killed during cooking which makes the food safer to consume. Various methods of cooking are listed below :
Involves cooking the food at the boiling temperature of water ie 100 degree centigrade.
Example : Eggs , potatoes etc
A quick look at the Grade 1 lessons :
Bird, a warm-blooded vertebrate that lays eggs and has feathers and wings.
A look at the grade 2 lessons :
Herbivores : Animals like cows , buffaloes , sheep etc., that eat plants.
Carnivores : Animals like lions, tigers, etc., that prey on and eat other animals.
Omnivores : Animals like bears, crows etc., that eat both plants and animals.
Scavengers : Animals like vultures and jackals that eat dead and left over animals generally preyed on by carnivores.
Before starting lets take a look at the Grade 2 lessons
Responsible for reproduction
Colour and fragarence of flowers attract insects who act as pollinators.
Stems are the aboveground structures that bear the plant’s leaves and flowers. The stem provides a host of services to the plant:
Root is the underground part of the plants body. It fixes the plant within the soil and absorbs water and mineral nutrients from the soil. It also stores excess food.