GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 103

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 103

1021). ln Botany,the Latin names are used because
A). Latin is a simple language
B). in whole world there would be only one name for one plant
C). it is easy to write
D). most of the names in other languages are not correct

Answer: in whole world there would be only one name for one plant


   
1022). The flowers are variously coloured to
A). prepare food
B). store food
C). attract insects
D). receive sunlight

Answer: attract insects


   
1023). Agar-Agar is derived from
A). Gelidium
B). Batrachospemum
C). chara
D). Cladophora

Answer: Gelidium


   
1024). The plant which is used as medicine for jaudice is
A). phyllanthus emblica
B). phyllanthus niruri
C). phyllanthus madras patensis
D). phyllanthus indicus

Answer: phyllanthus emblica


   
1025). The most commonly used higher plant vector for gene transfer is
A). pBR 322
B). CaMV
C). Transposon
D). Ti plasmid

Answer: Ti plasmid


1026). Genetic material of virus is/are
A). DNA only
B). RNA only
C). DNA (or) RNA
D). DNA and RNA

Answer: DNA (or) RNA


   
1027). Primary organs of photosynthesis are
A). stems
B). roots
C). vessels
D). leaves

Answer: leaves


   
1028). The abundance of blue green algae in paddy fields results in saving on
A). irrigation
B). phosphorus
C). potash
D). none of these

Answer: none of these


   
1029). Sessile leaves are seen in
A). Nerium
B). Mangifera
C). Calotropis
D). Hibiscus

Answer: Calotropis


   
1030). Angiosperms are
A). crypotogams
B). non flowering point
C). spermatophytes
D). non- spermatophytes

Answer: spermatophytes