EVERYDAY SCIENCE

SCIENCE

CELL BIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Why is the vacuole larger in a plant cell?
A
Plants have more room for it.
B
For storage of food and holding shape
C
To deliver water to the cells from roots
D
They use water more efficiently than an animal cell.
Explanation: 

Detailed explanation-1: -Plant cells are known to have bigger vacuoles than that of animal cells as they need to store food and water. This is because the plant don’t possess the ability to move freely like that of animals. Thus, they possess large vacuoles as a reservoir in unfavorable conditions.

Detailed explanation-2: -A vacuole is a membrane-bound cell organelle. In animal cells, vacuoles are generally small and help sequester waste products. In plant cells, vacuoles help maintain water balance. Sometimes a single vacuole can take up most of the interior space of the plant cell.

Detailed explanation-3: -Expert-Verified Answer The plant cells have large vacuoles because plants cannot change its place from one place to another to take nutrients from the surroundings. So they need to store water and food in their cell in a vacuole.

Detailed explanation-4: -Plant cells have a cell wall, as well as a cell membrane. The cell wall provides structural support and protection. This gives the plant cells their distinct rectangular or pentagonal shape.

Detailed explanation-5: -The main functions of vacuoles include maintaining cell acidity and turgor pressure, regulating the storage and transport of substances, controlling the transport and localization of key proteins through the endocytic and lysosomal-vacuolar transport pathways, and responding to biotic and abiotic stresses.

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