Question

Science and Technology 10th Standard Balbharti Practical Note Book.

Science Part 2

Practical Number 12

Multiple Choice Question

Q. 5.) The seeds recipe rate at the time of germination while showing this experiment a test tube with KOH is kept in the conical flask to _____________.
a). seed oxygen is necessary for respiration.
b). create space in the conical flask by absorbing CO2.
c). absorb water from the seed and dry them
d). make the air in the conical flask, acidic.

Answer 1

answer. b) create space in the conical flask by absorbing Co2

Answer 2

Pawan is one of the most intelligent boys, is itself is a positive sentence. A positive sentence is the one that gives us information about some fact. But the essence of a positive sentence is satisfied only when there is no use of negative words like no, never or not that can negate the fact. Therefore, the sentence is a positive one.