Phenol is an antiseptic and disinfectant used in a variety of settings. • Phenol is an antiseptic and disinfectant. It is active against a wide range of micro-organisms including some fungi and viruses but is only slowly effective against spores. Phenol has been used to disinfect skin and to relieve itching. Hence Assertion is true. • Exposure to phenol may cause irritation to the skin, eyes, nose, throat, and nervous system. • Some symptoms of exposure to phenol are weight loss, weakness, exhaustion, muscle aches, and pain. Severe exposure can cause liver and/or kidney damage, skin burns, tremor, convulsions, and twitching. Hence Reason is false.
Some plastics are not elastics. Some rubbers are not fibres. Some elastics are not fibres.
Statement:
All Mathematics are Economics
Only a few Mathematics are Chemistry
No Chemistry is Physics
Conclusion:
I. ...
Statements: No apple is an orange.
All oranges are grapes.
...
Statements:
No poem is a story.
All stories are novels.
All novels are articles.
Conclusions:
I. All articles are...
Statements:All circles are rectangles.
No rectangle is a square.
Conclusions:I. No square is a rectangle.
II. Some rectangles are...
Statements:
All A are B
All B are C
Some C are D
Conclusion:
I. All B are A
II. Some D are A
Statements:
No construction is building.
No building is foundation.
Every foundation is apartment.
Conclusions:
I. So...
Statements:
Only buses are cars
Only a few buses are trains
No train is a bike
Conclusions:
I. Some cars is being bik...
Statement:
All arts are physics
All accounts are physics
Conclusion:
I. Some physics are arts.
II. Some accou...
Statements: All Bikes are Cars.
Some Cars are scooty.
Conclusions: I. Some Bikes are scooty.
II. Some Cars are Bikes.
III...
