Food web with three food chains. Arrows point from one organism to the next in the chain. Chain 1: kelp, kelp crab, sea otter. Chain 2: kelp, sea urchin, sea otter. Chain 3: kelp, sea urchin, horn shark, elephant seal. Which organisms are secondary consumers? Check all that apply.

▪️Kelp
▪️Kelp Crab
▪️Sea Otter
▪️Sea Urchin
▪️Horn Shark
▪️Elephant Seal

Of seawater increases with decrease in the temperature. therefore, the cold water sinks to the deeper layers at the bottom

Read each description below and determine to which stage of sleep each pertains. then click and drag each box into the appropriate category below.

Recently, crops of vegetables such as lettuce and green onions have been contaminated, while they are still on the farm, with bacteria that cause food poisoning. how will science influence the way the government responds to prevent an increase in food-borne diseases? because science has shown that lettuce and green onions are not nutritionally valuable, the government may pass laws that ban the sale of lettuce and green onions. because science has shown that there is no way to prevent bacterial contamination, the government may pass laws that punish businesses that buy lettuce and green onions. because science has shown that the washing of hands prevent the spread of infectious diseases among people, the government may pass laws that require hand washing by everyone who handles food. because science has shown there are ways to find the source of the contamination, the government may pass laws that require farm practices that reduce the contamination of lettuce and green onions.