Showing posts with label Plants. Show all posts
Showing posts with label Plants. Show all posts

Friday, 27 July 2012

Cross Pollination

The transfer of pollen grains from the anther o fa particular flower to the stigma of another flower of the same kind is called Cross Pollination. Cross pollination can also take place through air.

Self Pollination

The transfer of polllen grains from the anther to the stigma off the same flower is called self pollination.

Saturday, 14 July 2012

California

The California giant kelp is fastest-growing sea weed (15 cm/day & 160ft/year ).

Fungi

* There are about 1,00,000 different species of fungi that have been named.

* Lichens are bio indicators of environmental contamination.

Fungi

Fungi do not have chlorophyll and cannot prepare their own food.
Neem leaves, salt, turmeric and castor oil also prevent pests and micro organism.
Bio-weedicides are the mechanism of using micro organism such as fungi and bacteria to destroy weeds.

Wednesday, 11 July 2012

Plants and Countries

Coffee seeds - Africa

Paddy           - China

Pea and Cabbage - Europe.

Green chilli, potato and tomato - South America.

Germination

Germination is the process by which a plant emerges from the seed.Soil, air , water and sunlight are essential for the germination of seeds.

Photosynthesis

Plants prepare their own food with the help of sunlight, water and carbon-di-oxide using chlorophyll present in their leaves. This process is called photosynthesis.

Saturday, 7 July 2012

Fungi

Children, some fungi are extremely poisonous. Never touch or eat wild fungi without asking an adult first.

Amazon Water Lilly

The Amazon Water Lilly bears leaves measuring upto 7 feet in diameter and flowers berteen 12 and 16 inches.