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Fundamental Unit Of Life-Cell
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5 Questions MCQ Test | Fundamental Unit Of Life-Cell
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Detailed Solution for Fundamental Unit Of Life-Cell - Question 1
The animal cell is heterotrophic, i.e., cannot synthesize their own food. They have to obtain food from other organisms. Plant cells possess chloroplast using which they can synthesize their own food material, i.e., they are autotrophic. Therefore, their mode of nutrition differs.
Detailed Solution for Fundamental Unit Of Life-Cell - Question 2
Exosmosis. noun. The passage of a fluid through a semipermeable membrane toward a solution of lower concentration, especially the passage of water through a cell membrane into the surrounding medium.Plasmolysis is the process in which cells lose water in a hypertonic solution. The reverse process, cytolysis, can occur if the cell is in a hypotonic solution resulting in a lower external osmotic pressure and a net flow of water into the cell.
Detailed Solution for Fundamental Unit Of Life-Cell - Question 3
A hypotonic solution consists of more amount of solvent and less amount of solute in it. Water is free to move in and out of the cell through a process called osmosis. But in this case more amount of water will enter the cell than leave. Hence, the cell will swell up. Therefore, option (C) is correct.
Detailed Solution for Fundamental Unit Of Life-Cell - Question 5
Blue-green algae or cyanobacteria is a prokaryotic organism, i.e., it lacks well defined nucleus, whereas diatoms, algae and yeast all are eukaryotic organism, i.e., they show the presence of true nucleus and cell membrane bound organelles.
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