Beached whales 1. Every year, aquatic mammals such as dolphins and whales get beached or stranded in shallow water.   2. When whales are stranded, they are unable to support themselves and will die because their weight will crush their...

  1. The main support for a plant is the stem.   2. The stem has to support its own weight and that of the leaves, flowers and fruits. Therefore, the stem has to be strong.   3. Plants are sometimes classified into woody and...

  1. Animals have support systems to help raise their body above the ground so that their movement becomes easier.   2. The support system also maintains the shape of the body.   3. Multicellular animals are supported and...