GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 127

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 127

1261). Amphibious plants with non-vascular nature group is called as
A). pteridophytes
B). gymnosperms
C). angiosperms
D). bryophytes

Answer: bryophytes


    
1262). Biggest herbarium located in south India is
A). Chennai
B). Coimbatore
C). Mysore
D). Hyderabad

Answer: Coimbatore


    
1263). Smallest flowering plant is
A). Rafflesia
B). Polyalthia
C). Lippia
D). Wolffia

Answer: Wolffia


    
1264). Economic use of the genus arancaria gymnosperm plant is
A). extraction of resin
B). extraction of alkaloids
C). for paper industry
D). ornamental plant

Answer: ornamental plant


    
1265). First plant viruses were discovered in
A). maize
B). tobacco
C). sugarcane
D). tea

Answer: tobacco



1266). The most characteristic feature of arthropoda is
A). compound eyes
B). jointed appendages
C). tracheal system
D). wings

Answer: jointed appendages


    
1267). The most successful vector in higher plants is
A). Ca MV
B). pBR322
C). SV 40
D). Ti-plasmid

Answer: Ti-plasmid


    
1268). One of the following is essential for seed germination
A). high temperature
B). minerals
C). light
D). water

Answer: water


    
1269). The process by which RNA is formed from DNA is called
A). transformation
B). duplication
C). transcription
D). transduction

Answer: transcription


    
1270). Some plants develop fruits without fertilization, this phenomenon is called
A). apocarpy
B). syncarpy
C). parthenocarpy
D). acarpy

Answer: parthenocarpy