Questions

Free memory is maintained in linked lists, each of equal sized blocks. Any such block is of size 2^k. When some memory is required by a process, the block size of next higher order is chosen, and broken into two. Note that the two such pieces differ in address only in their kth bit. Such pieces are called buddies. When any used block is freed, the OS checks to see if its buddy is also free. If so, it is rejoined, and put into the original free-block linked-list.

Passive transport Process includes all other process like facilitated diffusion, osmosis and diffusion of a solute across a membrane.

Demoiselles

These are rock pillars which stand as resistant rocks above soft rocks as a result of differential erosion of hard and soft rocks.

Zeugen

A table-shaped area of rock found in arid and semi-arid areas formed when more resistant rock is reduced at a slower rate than softer rocks around it.

A Dreikanter

It is a type of ventifact that typically forms in desert or periglacial environments due to the abrasive action of blowing sand.

A wind gap is a gap through which a waterway once flowed that is now dry as a result of stream capture.

If he was unable to make his shift, I would find a replacement, and stay until the replacement came in.

State Bank of India, the country’s largest public sector bank, has launched a unified integrated app called YONO (You Need Only One) that would offer all kinds of financial and lifestyle products.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    

Ulaanbaatar is the capital of Mongolia