BOTANY

Morphology is a branch of botany which deals with the study of external form and structure of plants.
The hormone present in coconut water is cytokinin.
Chemotropism means plant’s growth in response to a chemical.
I. R-8, Aswathy, Annapurna, Jaya, Rohini, Triveni, and Karthika are the hybrid varieties of rice.
H-97 and H-165 are the hybrid varieties of Tapioca.
Tomatoes originated in South America and are sometimes called ‘love apples ‘.It’s scientific name is Lycopersicon esulentum.
Phloem is a conducting tissue in plants, which is meant for the conduction of food material.
Xylem is a vascular tissue in plants, meant for the conduction of water and mineral salts.
Auxin is plant hormone.
Cellulose is natural polymer occurring in the walls of plant cells.
Sclerenchyma is a dead mechanical tissue. It gives rigidity and strength to the plants body.
Phototropism –Tendency of plants to grow towards the source of light.
Geotropism –Tendency of plants grow in response to the stimulus of gravity.
Hydrotropism-Tendency of plants to grow in response to the stimulus of water.
Gregor Johann Mendel- (1822-1884) an Australian botanist and monk formulated the basic theory of heredity.
Mitochondria are the Power-house of a cell.
Eucalyptuses are the most common type of trees in Australia Australians refers to eucalyptus as ‘gum trees’.
Red data book is a collection of endangered species of wild animals and plants.
The largest living tree is a giant sequoia called “General Sherman”. It is 274 ft tall and 103 ft round its base.
The development of the fruit without fertilization is called parthenocarpy. E.g. orange, grape, apple.
Alkaloid present in tea is Theine.
The name Bougainvillea comes from Louis Antoine de Bougainville, an admiral in the French Navy who discovered the plant in Brazil in 1768.
Alkaloid present in coffee is Caffeine.
Cotton is known as the ‘miracle hair’
A plant with a single leaf –Amorphophallus
A plant propagated by leaf –Bryophyllum
Cotton fiber is made up of Cellulose.
Cabbage is called the ‘pride of India’
The oldest plant on earth is ferns.
The plant kingdom is divided into four groups.
Pollination effected by bats is called chiropteriphyly.
Crescograph was invented by Jagadish Chandra Bose.
Bribal Sahni is India’s well known Palaeobtanist.
Carrots’ are beneficial in the treatment of eczema.
Fruit tissues of the olive tree contaiains olive oil.
Eucalyptus leaves produces eucalyptus oil.
Most plant drugs are alkaloids.
When a plant bears both male and female flowers, most plant drugs are alkaloids.
The yellow pigment present in maize is zca xanthin.