Advertisements
Advertisements
प्रश्न
How does Paramecium obtain is food?
उत्तर
Cilia are found all over the body of Paramecium. The cilia begin beating rhythmically in a particular direction as soon as they come into contact with a food particle in the immediate vicinity, pushing the food towards the mouth opening.
APPEARS IN
संबंधित प्रश्न
The pH of rainwater is 7.
The colour of universal indicator solution is ____________.
(a) red
(b) blue
(c) green
(d) greenish yellow
Give the tests to identify Acids and Bases.
Rain is called acid rain when it:
Assertion: Fresh milk in which baking soda is added, takes a longer time to set as curd.
Reason: Baking soda decreases the pH value of fresh milk to below 6.
The pH of the gastric juices released during digestion is
pH stands for ______ in a solution.
Correct the wrong statement given below:
The pH value of the base is lesser than 7.
Acid present in tomato is ______.
Rohit has solution X, Y and Z that has pH 2, 7 and 13 respectively.
Which solution will liberate ammonia gas when reacted with ammonium chloride?