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What are plastids and how do chloroplasts help the plant?
Plastids are specialized structures in plant cells involved in storage and food production. The most important plastid, the chloroplast, contains chlorophyll, a green pigment that captures sunlight. Chloroplasts use sunlight, water and carbon dioxide to perform photosynthesis, producing food for theRead more
Plastids are specialized structures in plant cells involved in storage and food production. The most important plastid, the chloroplast, contains chlorophyll, a green pigment that captures sunlight. Chloroplasts use sunlight, water and carbon dioxide to perform photosynthesis, producing food for the plant. This process not only supports the plant but also contributes oxygen to the environment, making chloroplasts vital for life on Earth.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessWhy are plant cells considered more structured than animal cells?
Plant cells are considered more structured due to their rigid cell walls made of cellulose. This gives them a firm, rectangular shape. The large central vacuole also contributes to the cell’s structure and turgidity. In contrast, animal cells lack a cell wall and have a flexible, irregular shape. ThRead more
Plant cells are considered more structured due to their rigid cell walls made of cellulose. This gives them a firm, rectangular shape. The large central vacuole also contributes to the cell’s structure and turgidity. In contrast, animal cells lack a cell wall and have a flexible, irregular shape. This architectural rigidity in plant cells makes their tissues appear more orderly and defined.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessWhat is the role of vacuoles in plant cells?
Vacuoles are storage sacs found in plant and animal cells. In plant cells, the central vacuole is large and filled with cell sap—a mix of water, salts and sugars. It helps maintain internal pressure (turgor), keeps the cell rigid and stores nutrients and waste. By supporting the plant’s structure anRead more
Vacuoles are storage sacs found in plant and animal cells. In plant cells, the central vacuole is large and filled with cell sap—a mix of water, salts and sugars. It helps maintain internal pressure (turgor), keeps the cell rigid and stores nutrients and waste. By supporting the plant’s structure and regulating water balance, vacuoles play a key role in plant health and stability.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessWhat differences are found in the vacuoles of plant and animal cells?
In plant cells, the vacuole is large and centrally located, filled with sap that maintains internal pressure and stores nutrients. Animal cells, on the other hand, contain many smaller vacuoles used for storage and transport. The large vacuole in plants also helps maintain cell shape and structure,Read more
In plant cells, the vacuole is large and centrally located, filled with sap that maintains internal pressure and stores nutrients. Animal cells, on the other hand, contain many smaller vacuoles used for storage and transport. The large vacuole in plants also helps maintain cell shape and structure, while in animals, smaller vacuoles serve more diverse but less dominant roles.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See lessHow does the cell wall support plant cells?
Plant cells have an additional outer layer called the cell wall, made of cellulose. It gives the cell a fixed shape, adds strength and protects against mechanical stress. It also prevents the cell from bursting when water enters. This rigid support helps plants stand upright and maintain structure,Read more
Plant cells have an additional outer layer called the cell wall, made of cellulose. It gives the cell a fixed shape, adds strength and protects against mechanical stress. It also prevents the cell from bursting when water enters. This rigid support helps plants stand upright and maintain structure, especially since they lack a skeleton like animals.
For more NCERT Solutions for Class 8 Science Curiosity Chapter 2 The Invisible Living World: Beyond Our Naked Eye Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/science/
See less