Explanation For 1-16 Questions
#1. Lawn is an area covered with green grass. It is termed as green carpet.
#2. The Japanese rock garden or Zen garden has miniaturized look with skillfully sculptured rocks, pruned trees, beautifully created river, hills and hillocks.
#3. The first floribunda is a result of the cross between Hybrid Teas × Perpetual polianthas in 1924. The cultivar was Rodhatte.
#4. Sulphuric Acid is an odorless, colorless chemical. It is soluble in water. It has exothermic nature and can’t be used as flower preservative.
#5. Cobalt-60 and Caesium- 130 are radioactive atomic source. These atomic/gamma rays are used for mutation breeding in plants in atomic garden.
#6. Lawn is a green carpet. It is a special feature of any home garden. The ideal area of a lawn under home garden should be up to 30%.
#7. Fern is a member of vascular plants which produces spores. Flower and seeds are absent.
#8. Pitchi or Coimbatore- 1 is developed by TNAU by mutation.
#9. Lines in Hogarth course are curved and serpentine shaped. Originated during 18th century. It is an art originated from William Hogarth’s painting.
#10. Bottom heating is very essential to bougainvillea. It is a necessary process to regulate soil temperature. Temperature should be 25-29 degree Celsius.
#11. Sours is a disease caused by fusarium. It is common in tulip.
#12. Blue False Indigo is a flowering plant in the family fabaceae.
#13. Scientific research suggests that the the cut flower should be exposed to red or blue light about 2000-2500 lux.
#14. The bonsai of bonsai is known as Mamie. Standard size of a Mamie is 2 – 6 inch.
#16. In passive hydroponics capillary mat is used as nutrient reservoir. Maintenance of a large quantity of plant is possible with passive hydroponics.
#20. Pot-porris is a special floral arrangement in which mixture of smelling leaves, spices, seeds, roots and essential oils are filled in sachets.