Start with your producers, or plants (grasses, flowers, etc.). Then your 1st level consumers (herbivores), like grasshoppers, mice, etc. Then your second level producers (carnivores and omnivores) that eat the herbivores (like birds). And keep going, knowing each of the levels get eaten by each other. 10% of energy is transferred in each level. An example might be...
Grass > Mice > Hawk > Vulture
Answer: Second-hand smoke is very dangerous. It has many bad effects on people but especially children, and infants. These effects include of frequent asthma attacks, ear infections, and even sudden death syndrome. In conclusion, there are many bad effects of second-hand smoke in children, and infants.
Explanation:
You need to sleep suck it up go to school you need your edumication