Key characteristics indicating a creature is alive include growth, reproduction, responsiveness to stimuli, and the ability to maintain internal stability. These traits are essential for distinguishing living creatures from non-living things.
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Shells do not move because they are hard, non-living structures. Movement in living creatures is generally facilitated by their muscles and other biological systems, while the shell remains stationary for protection.
No, a shell alone cannot be considered a living part of a snail. The shell is a non-living structure produced by the living snail and serves as protection and support.
Living creatures maintain homeostasis by regulating internal conditions such as temperature, pH, and hydration. They use feedback mechanisms to adjust their internal environment, ensuring stable conditions despite external changes.
Sunlight is not necessary for seed germination, but it becomes important for the growth of the seedling after germination. Seeds primarily need water, oxygen, and the right temperature to germinate. NCERT Book Curiosity Science Class 6 Chapter 10 Living Creatures: ...