Friday, August 31, 2012

7th - Nutrition in plants and animals

7th - Nutrition in plants and animals - Types of nutrients & Expt

7th - Total & Partia parasite

Some plants are total parasite while some are partial parasite. 

A total parasite fully depends on other plants for their nutrition. For example - Cuscuta.

Partial parasite - 

Partial parasite is a parasite that receives a part of its nutrients from host. For example; Mistletoe bears green leaves. It synthesises its own food, but receives water and mineral from host plant.other e.g. Loranthus

8th - Worksheet - Double circulation labellings