How Important is the presence of an Air bladder in Pisces?

Air bladder is

Presence of RBC in urine is called

How is the presence of cyanobacterial in the paddy fields beneficial to rice crop?

How would you test the presence of starch in leaves?

Chloroform easily gets converted to poisonous phosgene in the presence of air and sunlight. Which of the following substances is added to prevent the formation of phosgene?

Polysepalous represents the presence of

Cumene on oxidation in the presence of air followed by treatment with dil acid gives :

Describe an activity to show that the rusting of iron occurs in the presence of air and moisture.

An element occupies group number 15 and period number 2 reacts with hydrogen under high pressure and in the presence of a catalyst it terms a hydride (A). In presence of excess of air and in the presence of platinum it forms an oxyacid (B). Identify the element & A and B.