Question : In a galvanic cell, the half-cell in which oxidation takes place is called ______, and it has a negative potential concerning the solution.

Option 1: cathode

Option 2: diode

Option 3: triode

Option 4: anode

Question : Working efficiencies of P and Q for completing a piece of work are in the ratio 3 : 4. The number of days to be taken by them to complete the work will be in the ratio.

Option 1: 3 : 2

Option 2: 2 : 3

Option 3: 3 : 4

Option 4: 4 : 3

Question : Directions: Select the correct option to indicate the arrangement of the following words in a logical and meaningful order.
1. Tissue
2. Population
3. Organ
4. Cell
5. Organism

Option 1: 4, 1, 3, 2, 5

Option 2: 1, 4, 3, 2, 5

Option 3: 4, 1, 3, 5, 2

Option 4: 1, 4, 2, 5, 3

Question : A can complete $\frac{2}{3}$ of a work in 4 days and B can complete $\frac{3}{5}$ of the work in 6 days. In how many days can both A and B together complete the work?

Option 1: $3$

Option 2: $2$

Option 3: $3\frac{3}{4}$

Option 4: $2\frac{7}{8}$

Question : Which one of the following has a maximum tendency to form M³ ion?

Option 1: N

Option 2: Bi

Option 3: P

Option 4: As