Advertisements
Advertisements
प्रश्न
The Biological/technical term for The process of uptake of mineral ions against the concentration gradient using energy from the cell
उत्तर
Active transport
संबंधित प्रश्न
Describe the role played by protein pumps during active transport in plants.
How water absorbed by the roots is important for the plants?
is the following statement true (T) or false (F)? Mark T or F
‘Girdling experiment’ demonstrates food synthesis in plants.
Which experiment demonstrates the transport of food material in plants by phloem?
Name the following:
Movement of ions from the region of lower concentration to higher concentration by using energy (ATP).
Identify the CORRECT statement about the active absorption of water.
Pumps are related to
In a passive transport across a membrane, when two different molecules move in opposite direction and independent of each other, it is called as ______.
What is Active transport?
Three cylinders of potato were carefully dried on blotting paper and weighed. Each piece weighed 3 grams. Each one was placed in the beaker as shown below:
Answer the following questions:
- After 48 hours, which potato cylinder would be the heaviest?
- The movement of which substance is mainly responsible for the weight change in the potato cylinders?
- Name and define the process which is responsible for the movement of the substance mentioned in answer (b).
- Write specific names of the processes which occur in beakers B and C. [kinds of processes defined in answer (c)].
- Would there be any difference in the weight of the potato cylinder in beaker A after 48 hours? Give reason.
