In the following diagram of the energy flow in an ecosystem, what does symbol 1 represent? Heat
Heat
1
Producers
2
Inorganic
Nutrients
Decomposers
Heat
OA. heat
OB. sunlight
OC.
consumers
n

Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the

Drag each label to the correct location on the table. each label can be used more than once. decide whether each statement describes saturated fat, unsaturated fat, or both saturated and unsaturated fats.

As a result of wildfires, in grasslands. a) tree growth increases b) grass growth increases c) soil quality decreases d) invertebrate variety decreases