The ocean water is salty due to elements, ions and compounds dissolved in it. The constant erosion and breaking down of rocks causes elements, ions and compounds to be continuously washed away to the ocean, through streams and rivers. Though salt keeps coming into the ocean in this manner, it gets removed too through sprays […]
• Common name : False Rockcress • Scientific name : Aubrietadeltoidea • Family : Brassicaceae • Native land : European mountains This belongs to the cabbage family and is a perennial plant. But it is widely planted in rock gardens worldwide as an ornamental plant. It forms a low cushion of evergreen leaves, literally smothered
• Common name : Aster Zigzag • Scientific name : Symphyotrichum prenanthoide • Family : Asteraceae • Native land : Eastern North America and Eastern Canada The plant is named after the curious twist in its leaves. It is a perennial flowering plant. It is among the last flowers of autumn. This plant grows in
• Common name : Hart’s-tongue Fern • Scientific name : Aspleniumscolopendrium • Family : Aspleniaceae • Native land : Michigan and New York, Japan and Europe It is an evergreen fern. It has an unusual, almost tropical appearance, with wide, leathery-green fronds that are strap-shaped. Plants form a low clump, best suited for rock gardens
• Common name : Poplar, Quaking Aspen • Scientific name : Populustremula • Family : Salicaceae • Native land : Northern Hemisphere Poplar is a slender deciduous tree that grows up to 30 metres tall. It displays a smooth, grey-green bark, random branching, rich green leaves that turn brilliant yellow during autumn. Poplar trees are
• Common name : Garden Asparagus • Scientific name : Asparagus officinalis • Family : Asparagaceae • Native land : Eastern Mediterranean and Asia Minor areas It is a spring vegetable, a flowering perennial. It is available from early September to March. An asparagus plant can grow up to 39–59 inches tall. It has stout
The presence of water vapour in the air is called humidity. Too much or too little humidity can be dangerous. Humidity is found in all places, but it varies. For example, when a can of ice-cold water is put on the table and allowed to stand for some time, moisture appears on the outside. Moisture
• Common name : Common Milkweed, Pleurisy Root • Scientific name : Asclepiassyriaca • Family : Apocynaceae • Native land : Eastern half of the United States and Southern Great Plains It is a native perennial plant. It grows best in rich sandy or gravelly loam soils. It contains a sticky white sap that is
• Common name : Goatsbeard • Scientific name : Aruncusdioicus • Family : Rosaceae • Native land : Northern hemisphere in North America, Europe, and Asia The word ‘Aruncus’ comes from the Greek word aryngos (goat’s beard) and refers to the feathery plume of flowers. It is a herbaceous, perennial plant. It is found along
Nails grow from the skin and are composed of a substance called ‘keratin’. Keratin is a tough-dead protein, horn-like in nature. Nails are closely attached to the skin. The exposed part of the nail is very thick, but as we go below the skin, near the root of the nail, we find that it is
• Common name : Arugula, Salad Rocket • Scientific name : Erucasativa • Family : Brassicaceae • Native land : Mediterranean region, from Morocco and Portugal in the west to Syria, Lebanon and Turkey in the east It is an edible annual plant, commonly known as salad rocket. It is one of the nutritious green
• Common name : Artichoke • Scientific name : Cynarascolymus • Family : Asteraceae • Native land : Mediterranean region It is one of the popular winter season, edible flower buds. It is a perennial plant. The ideal growing conditions for artichoke are cool and moist summers and mild winters. It grows up to 1.5-2.0
We cannot imagine a world without light. Light lets us see. Light was first studied by Sir Isaac Newton. He said that light consisted of minute particles which are shot out from the source of light. Another theory was suggested by Huygens. He said that light is in a form of ‘wave’ or ‘pulse’. Light
• Common name : Thrift • Scientific name : Armeriamaritima • Family : Plumbaginaceae • Native land : Eurasia, North Africa, and the American Pacific coast It is a perennial garden flower. There are about 80 species of this plant. Armeria got the name ‘thrift’ because of its ability to grow well even in harsh
• Common name : Woods Sorrel • Scientific name : Oxalis arenaria • Family : Oxalidaceae • Native land : South America It is a perennial herb. Wood sorrel has adapted to grow in forest shade. It is a fragile rhizome with creeping characteristics. Its leaves have long stalks with three leaflets and flowers have