Biology 1st Paper CQ-Combined Board(Rajshahi, Cumilla, Chattogram, Barishal)-2018

What is phospholipid?

"Lichen is the best example of symbiosis" - Give reasons.

Classify 'P' on the basis of functions.

The position and structure of 'Q' and 'R' of the stem are different in respect of the plants Parts. Analyze.

What is genome?

What is suicidal bag? Explain it.

Show the making procedure of compound 'F' with structural formula.

Compound 'F' and 'G' mentioned in the stem are structurally same, they are functionally different- Analyze it.

What is prothallus?

What do you mean by latency period?

Draw a labelled diagram of latency structure of 'D'.

Which one is advanced between two plant groups of above stem? Explain.

What is germ cell?

What do you mean by equational division?

Explain the chemical structure of 'A'.

'B' is made with the help of 'A'- Explain it.

What is mesosome?

Why the alternation of generation is important in the life cycle of Plasmodium?

Describe the structure of chemical substance of 'P' part of fig: 'A' of the stem.

In the mentioned stem 'B' may or may not be destroyed by 'A'- Analyze it.