MEDIUM
7th West Bengal Board
IMPORTANT
Earn 100
Why are diffusion and osmosis required in the germination of seed?
Important Questions on Morphological Diversity and Functions of Living Components of Environment
EASY
7th West Bengal Board
IMPORTANT
At the same temperature diffusion is slower in gas than in liquid.
MEDIUM
7th West Bengal Board
IMPORTANT
Rate of diffusion decrease with decrease in temperature.
EASY
7th West Bengal Board
IMPORTANT
During diffusion, molecules move from a region of higher concentration to one of lower concentration.
MEDIUM
7th West Bengal Board
IMPORTANT
During osmosis, solute molecules cannot cross the semipermeable membrane.
MEDIUM
7th West Bengal Board
IMPORTANT
Some concentrated sugar solution was added to the water. Sugar molecules will spread through water. So the difference in concentration of sugar between different parts of the solution will decrease progressively.
EASY
7th West Bengal Board
IMPORTANT
What are the components which are necessary for the germination of seed? Which of these are gaseous and which are liquid?
EASY
7th West Bengal Board
IMPORTANT
Sweat is liquid like water. So, which substance comes out of the body in the highest amount? In which season we sweat more? What functions does water perform here?
EASY
7th West Bengal Board
IMPORTANT
What uneasiness do you feel when you get thirsty?
