Plant is important to human and animals because they provide air , ____, medicine and ____. Germination of seed needs ____, air and suitable ____. When plants grow,the number of leaves , the size of leaf, the ____ of plant and the circumference of the stem will ____. Water, air and ____ are basic needs of plants. ____ help plants to grow and stay healthy.

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Opciones

Cambiar plantilla

¿Restaurar actividad almacenada automáticamente: ?