The current flowing through a resistor connected in an electrical circuit and the potential difference developed across its ends are shown in the given diagrams.

Find the value of resistance of the resistor in ohms.

Name the type of asexual reproduction in which two individuals are formed from a single parent and the parental identity is lost. Write the first step from where such a type of reproduction begins. Draw first two stages of this reproduction.

Identify

(i) PQ (ii) ∠LMR

(iii) NN2 (iv) RS

What will happen to a plant if its xylem is removed?

Colonies of yeast fail to multiply in water, but multiple in sugar solution. Give one reason.