Questions

1. Mutual exclusion (where at least one resource is non-sharable)

2. Hold and wait (where a process holds one resource and waits for other resource)

3. No preemption (where the resources can’t be preempted)

4. Circular wait (where p[i] is waiting for p[j] to release a resource. i= 1,2,…n

j=if (i!=n) then i+1

else 1 )

.mp3 is audio file extension.

Plants grow in size both in height and in grith. Enlargement  of cells already present cannot contribute much to the growth. Only addition of more and more cells could increase the size of the plant considerably.

Claude Bernard was a French physiologist, who first recognised plant stomata opening and closing to maintain homeostasis.

A fossil is a traces or remainings of plants and animals that lived in the past. The fossil record provides evidence of a common ancestor to many species is the option that best describes the fossil record.

Yakshagana is a traditional Indian dance drama form developed in Karnataka state of India.

Many toxic gases along with water vapour are emitted in vocanic eruptions. All such toxic gases include hydrochloric acid, sulfur dioxide, carbon dioxide, hydrogen sulfide and carbon monoxide. Methane is not produced in the volcanic eruptions.

These are a couple of examples of things that retail staff may be expected to get involved with, and they'll be keen to see how much additional training they might need to provide.