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WorksheetsONLINE TEST 5 XII BOTANY 1 TO 5
Total questions: 50
Worksheet time: 2hrs 40mins
The embryo culture initiated by
L.Guignard
Hanstein
Kolreuter
Hanning
The unit of reproductive structure used in propagules is called
Bisporous
Diaspores
reproductive Bud
Embryo
A scion and stock having the same thickness is cut obliquely and the Scion is fit into the stock and bound with tape is a
Bud grafting
Approach grafting
Tongue grafting
Crown grafting
Which one of the following layer has hygroscopic cells?
Epidermis
Endothecium
Model layers
Tapetum
Find mismatch
Orthotropous - Polygonaceae
Anatropous - Meliaceae
Campylotropous - Papillionaceae
Amphitropous - Aristolochiaceae
Find incorrect statement
When the pollen deposits on another flower of different plant of the same species is called xenogamy.
Group of cells found at the base of the ovule between the chalaza and embryo sac is called hypostase
If all the 4 mega spores are involved in embryo sac formation is called tetrasporic(Eg.Allium)
Endothelium is otherwise called integumentary tapetum is present in Asteraceae
The stigmas mature earlier than the stamens of the flower is called
Herkogamy
Protogyny
Protoandry
Dichogamy
Odd one out
Cantharophily - Beetle
Mellitophily - Bees
Psychophily - Butterfly
Malacophily - Moths
which one is incorrect?
Obturator may originate from different regions of the ovule. For eg
Placenta - Euphorbiaceae
Funiculus - Anacardiaceae
Style Thymelaceae
Ovary wall - Acanthaceae
The Changes of before and after fertilization
Ovary - fruit
Egg - Zygote
Integument - Perisperm
Secondary nucleus - endosperm
The branch of genetics which deals with hereditary in groups of individuals for traits which is determined by a new genes called
Transmission genetics
Molecular genetics
Population genetics
Quantitative genetics
Which one of the following is not a dominant trait?
Green cotyledon
Green pod
Inflated pod
Purple flower
SBEI is a/an
Stock exchange
Protein
Allele
Liquid branching enzyme
How many gametes and zygotes are formed in trihybrid cross?.
4 and 32
8 and 62
6 and 64
8 and 64
The ratio 1:2:1 is related to
Codominance
Incomplete dominance
Monohybrid
All the above
Find the correct one
Recessive epistasis: ----- 12:3:1
Inhibitor genes -------15:1
Duplicate genes with cumulative effect------9:6:1
Supplementary genes : ---9:7
Odd one out
Incomplete dominance
Co dominance
Pleiotropic genes
Dominant epistasis
Cytoplasmic male sterility is found in
Sorgum vulgare
Sea maize
Mirabilia jalaba
Cucubita pepo
Who reported a lethal gene in Snapdragon?
Knoll
Baur
Bateson
Correns
The genotype wwGg can produce
White fruit
Yellow fruit
Green fruit
Purple fruit
Chromosome theory of inheritance was proposed by
Bateson and punnet
Sutton and Boveri
Knoll and Ruska
Roux and Montgomery
The number of chromosomes in Apple
80
1262
4
34
Trans and Cis arrangement of genes are
Ab/aB and AB/ab
AB/ab and Ab/aB
AB/aB and AB/ab
AB/AB and ab/ab
Complete and incomplete linkage was observed in
Cucubita and Drosophila
Maize and Pisum
Antirhynum and Paddy
Drosophila and Maize
Pairing starts from middle of the chromosome is called
Metacentric synapsis
Procentric synapsis
Paracentric synapsis
Random synapsis
Find mismatch regarding organism and linkage groups
Mucor -2
Maize - 10
Sweet pea -7
Neurospora -8
The unit of distance in a genetic map is called
Map unit
Topson
Morgan
Decibel
The plant grown under good conditions develop as female and those grown under stress condition developed into males
Carica pappaya
Nicotiana
Equisetum
Sphaerocarpos
The following one is not related to SHARBATI SONARA
Wheat
Mexican variety (SONARA 62)
Gamma rays
M.S.Swaminathan
2n + 1 + 1 is
Tetrasomy
Double diploidy
Double trisomy
Pentasomy
Arabidopsis telomere sequence is
TATAGGG
TTTGGGG
AAATCCC
TTTAGGG
Modification at the 5 ' end of the primary RNA transcript (hn RNA) with methyl guanosine triphosphate is called
Tailing
Capping
Splicing
Polydenylation
"The DNA sequences which can move from one position to another position in a genome" was first reported by
H Sturtevant
C.E.Allen
Robin Holliday
Mc clintok
Find mismatch
Seyler - Invertase
Kohler - Monoclonal antibodies
Nathens - Restriction enzymes
Protein - Karl Ereky
Find incorrect statement
Conventional biotechnology is otherwise called kitchen technology
The first transgenic animal mammalian sheep, Dolly developed by nuclear cloning by Ian wilmet
Metabolites produced for the maintenance of life process of microbes are known as primary metabolites
Ethanal ,citric acid l,actic acid, acetic acid and tetracycline are secondary metabolites
Odd one out
UAA
UAG
UGA
AUG
Read the following statements and select the unrelated one.
DNA codes are referred to as triplet codes and those in mRNA is called as CODONS
A ribosome has one binding site for mRNA and two for tRNA
Transcription start site contains about 25 bp upstream the sequences TATAAT known as Hotness box
Topoisomerase breaks DNAs hydrogen bonds and removes positive supercoiling ahead of replication fork.
The stain used in Agarose gel electrophoresis
Sudan block
Ethidium bromide
Janus brown
Methylene blue
Introduction of foreign nucleic acid into cells by non-viral methods is called
Infection
Transformation
Transfection
Transmission
Basta herbicide tolerant gene PPT was isolated from
Murray's pappaya
Moringa tinctoria
Streptomyces hygroscopicus
Medicago sativa
The expansion GFP is
GRASS FLUORESCENT PLANT
GREEN FLUORESCENT PROTEIN
GREEN FOSSIL PLANT
GREEN FORMS PRODUCTIVITY
In plant tissue culture growing the explant inoculated into culture tubes at
22 to 28 degree Celsius
Illumination of light 2600 Lux
Photo period 5 to 8 hours
Relative humidity of about 80 percentage
Find mismatch
Digoxin - cardiac tonic
Vincristine - Anti carcinogenic
Capsaicin - Analgesic
Codeine - Papaver sominiferum
The chemical is used to prepare synthetic seeds
Calcium alginate
Sodium alginate
Agarose gel
All the above
GEAC expanded as
Genetic engineering and conservation of forest
Global engineering appraisal committee
Global endangered animal protection commission
Genetic engineering appraisal committee
Cryopreservation temperature is
196 degree Celsius
- 176 degree Celsius
176 degree Celsius
- 196 degree Celsius
Who produced test tube fertilization in flowering plants?
Kanta
Steward
Haberlandt
Takebe
The formation of clumps of cells in fusion of protoplast culture by ............ions
Magnesium
Suphur
Calcium
Hydrogen
The tissue taken from a selected plant transfer to a culture medium often to establish a new plant is called
Differentiation
Re differentiation
Dedifferentiation
Explant
A recombinant DNA molecule containing unrelated genes are called
Cloning site
BAC
Shuttle vector
Chimeric DNA
