Question
Which one of the following is aerobic asymbiotic
N₂-fixing bacteria?Solution
Azotobacter is a genus of free-living bacteria that can fix atmospheric nitrogen in the absence of a symbiotic relationship with plants. It is capable of carrying out nitrogen fixation aerobically, meaning it can fix nitrogen in the presence of oxygen.
Statements:
At least some Chlorine are Bromine
Every Bromine are Sulphur
Each Sulphur are Hydrogen
Conclusions:
...
Statements:
Some Black are Red.
Some Red are White.
Only White is Green.
Conclusion:
I. All Black can be Green.<...
Statements:
All shoes are shirts
Only a few shirts are watches
Some watches are not mobile
Only a few mobile are copy
...Statements:
Some children are parents.
All parents are infants.
Some infants are adolescent.
Conclusions:
I. At least...
Statement:
Only Asha is Jeenat
Some Asha are Charu
Some Charu are not Yash
Conclusion:
I. Some Yash are As...
Read the given statements and conclusion carefully. Assuming the information given in the statement is true, even if it appears to be at variance with ...
Statements:All jackets are collars.
All collars are shirts.
All chains are shirts.
Conclusions:I. No collar is chain.
II. So...
Statements:
All pineapple are peach.
All peach are cherry.
All cherry are papaya.
Conclusions:
I. All cherry are...
Statements:
Only a few Hen are Duck
All Bat are Rat
No Duck is a Bat
Some Rat are Cat
Conclusions:
I. Som...
Statements:
Only a few Facebook are Messenger.
No Messenger is Hangout.
Only a few Snapchat are Whatsapp.
No Whatsapp...
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