Answer:
Radio waves, microwaves, infrared and visible light can all be used for communication.
Answer:
Either small fish or zookplanton
Explanation:
Explanation:
It contains chlorophyll which the plant uses for photosynthesis when there is sunlight.
Transpiration also occurs on the leaves.
Answer:
The process of respiration is similar in all organisms, whether plants or animals – carbon dioxide is given out and oxygen is used up, and a lot of energy is produced. In plants, specific organs for breathing are absent. The exchange of gases, however, occurs by the process of diffusion.
Explanation:
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Using the network of arteries, veins and capillaries, blood carries carbon dioxide to the lungs (for exhalation) and picks up oxygen. From the small intestine, the blood gathers food nutrients and delivers them to every cell.