GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 123

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 123

1221). Herbicide is used to kill
A). the unwanted insects
B). the unwanted animals
C). the weeds
D). the Underwater plants

Answer: the weeds


    
1222). Tap ropt is
A). negatively geotropic
B). diageotropic
C). positively geotropic
D). positively phototropic

Answer: positively geotropic


    
1223). Seedless fruits are seen in
A). banana
B). grapes
C). pineapple
D). all of these

Answer: all of these


    
1224). Most advanced plants in the plant kingdom are
A). angiosperms
B). gymnosperms
C). cryptogams
D). all of these

Answer: angiosperms


    
1225). Fibres are taken from plant as
A). sclerenchyma cells
B). parenchyma cells
C). collenchyma cells
D). none of these

Answer: sclerenchyma cells


 

1226). The process in which fruit is formed without fertilisation is known as
A). parthenogenesis
B). parthenocarpy
C). amitosis
D). oogenesis

Answer: parthenocarpy


    
1227). Calotropis is an example of the following phyllotaxy
A). opposite and decussate
B). spiral
C). whorled
D). alternate

Answer: opposite and decussate


    
1228). Phylloclade is a modified
A). stem
B). leaf
C). root
D). flower

Answer: stem


    
1229). Which of the following diseases is likely to spread in the entire community. If a leaky septic tank contaminates the water supply?
A). Cholera
B). Cancer
C). Tuberculosis
D). Leprosy

Answer: Cholera


    
1230). Where would the bacterium E.coli be readily found?
A). soil
B). ponds
C). human intestine
D). refuse dumps

Answer: human intestine