செவ்வாய், செப்டம்பர் 27

தாவரவியல் - GENERAL STUDIES - Q & A


1. Which metal is present in green leaves? Magnesium
2. Pollinium found in the family Asclepiadaceae and Orchidaceae
3. Legume root nodule contains a protein pigment known as Leghaemoglobin
      4. From the following,which one is edible fungi? Agaricus
      5. Which type of cell gives mechanical support to the plant?Sclerenchyma
      6. A sequence of nucleotides that specifies a particular polypeptide chain is called as gene
      7. Cell wall is chemically made up of lignin, pectin and cellulose
      8. Endocarp of fruit wall is innermost layer of fruit wall
      9. Which group of organism is responsible for enriching soil fertility is an area? Micro-organisms
     10. Amphibious plants with non-vascular nature group is called as bryophytes
11. Biggest herbarium located in south India is coimbatore
12. Smallest flowering plant is wolffia
13. Economic use of the genus araucaria gymnosperm plant is ornamental plant
14. First plant viruses were discovered in tobacco
15. The most characteristic feature of arthropoda is jointed appendages
16. The most successful vector in higher plants Ti-plasmid
17. one of the following is essential for seed germination water
18. The process by which RNA is formed from DNA is called transcription
19. Some plants develop fruits without fertilization, this phenomenon is called parthenocarpy
20. Phylloclade is a modified stem


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