Kerala PSC LDC Ranked List 2018Click Here

BOTANY Questions - 002

1 A Pigment responsible for photomorphogenetic responses is –phytochrome
2 The disease’die back of shoots’ is caused due to the deficiency of the micro element- Copper
3 Anomocytic type of stomata is the feature of -Ranunculaceae
4 Father of gene therapy- Anderson
5 Smallest living cell- RBC


6 In flurascent microscope the radiations pass through a filter called- exciter
7 Which is the smallest dicot plant- Arcuthobium
8 Tetrand formation occurs in which stage of meosis-Pachytene
9 Chiasmata was first observed by- Janson
10 Which plant has longest fibre- Linum usitatissimum
11 A xerophyte bryophyte- Porella 
12 The scaly membraneous perianth of graminae - lodicule
13 The vector which can multiply in more than one host- Shuttle vector
14 A plasmid with phage gene is called- plasmid
15 The stomata which guard cell have lost their power are-Potomogeton type
16 First bioinsectiside to be developed in commercial scale- sporeine
17 How many meotic divisions are need for the development of 64 spores-16
18 Split genes are discovered by- Sharp & Robertis
19 Amino acid known as bacterial aminoacid – Diamino pimelic acid
20 Rephano brassica is an example for - allopolyploid
21 Recently discovered non-leguminous nitrogen fixing bacteria-Acatobacter paspali
22 Type of RNA having least secondary structure :- mRNA
23 Largest organell of a plant cell- Vacuole
24 One mole of glucose yield how many kilojoule of energy- 2868KJ(686 k cal)
25 The absorption band shown by chlorophyll in violet – blue regionSoret band
26 Late blight of potato is caused by- phytophthora infestans
27 Which plant is called water fly trap- Aldrovanda 28 Queen of essantial oil-Rose oil
29 Gymnosperm having single ovule in a female cone- Taxus
30 Damping off seedling is due to the fungi- pythium debaryanum
31 Intra nuclear mitosis is know as – karyochoresis
32 The structure that is produced by the parasitie fungi to adhere to the host cell- Appresorium
33 Heterothallism was first reported in mucor by:- Blackslee
34 W art disease of Potato is caused by- Synchitrium
35 A flurascent dye used to stain DNA-Ethydium Bromide
36 Which is the smallest virus-Foot & mouth virus
37 An eight celled cubical shaped bacteria-Sarcinia
38 An out growth from the surface of seed having large oil storing,cells which are helpful in seed dispersal-Elaiosomes
39 The linkage in starch is x-1,4 glucosidic linkage
40 The railway sleepers are made from-Cedrus deodra
41 Sudden appearance of ancesstral charectors in present day organisms is called-Atavism
42 First isolated restriction endonuclease is-Hind-II
43 Darwinism was published in the year-1859
44 DNA formed from RNA by riverse transcription :- cDNA
45 A Part of DNA which codes for a single polypeptide chain-Cistron
46 Father of plant physiology- Stephen Hales
47 The chemical which blocks PQ binding site of P.S.II-DCMU
48 The simplest biological light energy transducer :- Bacteriorhodopsin
49 Reagent used in RNA extraction is – Guanadinium thiocyanate
50 The basepairs present in one turn of A DNA- II Base pairs
  FREE E-Mail Alert
Get Free Updates:
*Please click on the confirmation link sent in your Spam folder of Email*
Next Post »
Thanks for Your Visit, Visit Again. DISCLAIMER :- If any of the information available on this blog violates or infringes any of your copyright protection, leave a comment . This blog makes no representations as to accuracy, completeness, correctness or validity of any information on this site and will not be liable for any errors, or delays in this information. The information contained in this blog is subject to change without notice. All the content avilable on this blog is informational purpose only.Reproduction and republishing of contents from here to any other websites or blogs is strictly prohibited.
Template By Kunci Dunia
Back To Top