GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 122

GENERAL SCIENCE BIOLOGY ONE LINERS FOR TNPSC UPSC SSC SET 122

1211). The gas evolved by leaves during photosynthesis is
A). hydrogen
B). oxygen
C). nitrogen
D). chlorine

Answer: oxygen


    
1212). After fertilization ovary is transformed into
A). fruit
B). embryo
C). seed
D). all of these

Answer: fruit


    
1213). Green tress of the forests are generally called as
A). forest burial ground
B). food chain primary producers
C). saline water
D). woods

Answer: food chain primary producers


    
1214). Streptomycin was discovered by
A). Waksman
B). Duggar
C). McGuire
D). Buskholder

Answer: Waksman


    
1215). Kelp is
A). red algae
B). brown algae
C). blue-green algae
D). all of these

Answer: brown algae


1216). Habitat of penicillium is
A). fresh water
B). rock
C). hill area
D). organic substance

Answer: organic substance


    
1217). Monocotyledons are characterised by
A). fibrous root system
B). tap root system
C). prop root system
D). epiphytic roots

Answer: fibrous root system


    
1218). Typhoid is caused by
A). fungi
B). virus
C). bacteria
D). protozoa

Answer: bacteria


    
1219). The ovules in gymnosperms are
A). enclosed inside the ovary
B). exposed
C). both (A) and (B)
D). enclosed inside the fruit

Answer: exposed


    
1220). Cell division useful for gamete formation is
A). mitosis
B). meiosis
C). amitosis
D). direct cell division

Answer: meiosis