Answer:
Plant Cell Structures
The large central vacuole is surrounded by its own membrane and contains water and dissolved substances. Its primary role is to maintain pressure against the inside of the cell wall, giving the cell shape and helping to support the plant. The cell wall is located outside the cell membrane.
Answer: Hydrosphere is the total mass of water found on the Earth's surface. Atmosphere is the layer of air that envelopes the Earth. Hydrosphere consists of lakes, oceans, rivers, seas, water vapours, underground water and ice sheets of the mountainous regions.
Explanation:
