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Control of cottony cushion scale, Icerya purchasi on fruit trees by its predatory vedalia beetle, Rodolia cardinalis in Nilgiris. The predator was imported from California in 1929 and from Egypt in 1930 and multiplied in the laboratory and released.
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance...
All foxes cannot be huts. No look is a hut.
Statements: All actors are directors.
Some directors are dancers.
All dancers are writers.
Statement:
Only a few P are Q Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â
Only a few Q are R Â Â Â Â Â Â Â Â Â Â Â Â...
Statements : All aeroplanes are helicopters.
Some helicopters are kites.
All jets are kites.
Conclusions : I. Some kites not bein...
Statements: Some guitars are harmoniums.
No harmonium is a sitar.
Conclusions: I. Some guitars are not sitars.
II. Some sitars ar...
Statements:
All Shark are Fish.
No Fish is a Whale.
Some Whale are Dolphin.
Conclusion:
Some Whale are Sharks i...
Statements:
All shoes are shirts
Only a few shirts are watches
Some watches are not mobile
Only a few mobile are copy
...Statements: No sun is a core.
       Some cores are earths.
Conclusions: I. Some cores are not suns.
    II. So...
Statement:
Some buckets are mugs.
Some mugs are tubs.
All tubs are plastics.
No plastics is a white.
Conclusion: <...
