GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 174

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 174

1731). 'Sirenin' is a sex hormone produced by
A). alga
B). fungus
C). lichen
D). bacterium

Answer: fungus


   
1732). Which one of the following is a total stem parasite?
A). Cuscuta
B). Drosera
C). Viscum
D). Vanda

Answer: Cuscuta


   
1733). The plant which was successfully used in the production of edible vaccine is
A). pea
B). mango
C). potato
D). cabbage

Answer: cabbage


   
1734). Identify the characteristic feature of a prokaryotic cell:
A). Presence of cell wall
B). Presence of 80s ribosome
C). Absence of genetic material
D). Presence of 70s ribosome

Answer: Presence of 70s ribosome


   
1735). During respiration the oxidative phosphorylation takes place in
A). matrix of chloroplast
B). matrix of mitochondrion
C). inner membrane of mitochondrion
D). grana of chloroplast

Answer: inner membrane of mitochondrion


1736). Mitochondria are present in all cells, except
A). yeast
B). bacteria
C). fungi
D). algae

Answer: bacteria


   
1737). The plant group which yields 'Taxol' belongs to '
A). Bryophyte
B). Gymnosperm
C). Pteridophyte
D). Lichen

Answer: Gymnosperm


   
1738). Alga used for hydrocarbon production is
A). Gracilaria
B). Chlorella
C). Botryococcus
D). Sargassum

Answer: Botryococcus


   
1739). The law which is based upon the Dihybrid cross is
A). Law of Dominance
B). Law of Segregation
C). Law of Independent Assortment
D). Law of purity of Gametes

Answer: Law of Independent Assortment


   
1740). The ratio of di hybrid cross is
A). 1 : 2 : 1
B). 3 : 1
C). 1 : 1
D). 9 : 3 : 3 : 1

Answer: 9 : 3 : 3 : 1