Questions

A 40% solution of Formaldehyde known as Formalin is used in the preservation of biological specimens because of its hardening action on proteins. 

Defence Research and Development Organisation (DRDO) has developed an unmanned, remotely operated tank which has three variants - surveillance, mine detection and reconnaissance in areas with nuclear and bio threats. It is called Muntra. 

Polymers are complex molecules composed of random sequences of atoms is the only statement which is not true regarding polymers.

Italian sonnets have 14 lines and are written in iambic pentameter. They are divided into two sections: the octave and the sestet. The octave of an Italian sonnet consists of the first eight lines of the poem. It follows an ABBAABBA rhyme pattern.

Active voice is used when the subject performs the action stated by the verb.

Mutex is the short form for ‘Mutual Exclusion object’. A mutex allows multiple threads for sharing the same resource. The resource can be file. A mutex with a unique name is created at the time of starting a program. A mutex must be locked from other threads, when any thread that needs the resource. When the data is no longer used / needed, the mutex is set to unlock.