A. A control group is compared with one or more experimental groups.
I think it’s 6
These six essential nutrients are nitrogen, phosphorus, potassium, magnesium, sulfur and calcium. The cool thing about these key nutrients is that they help create new cells, which then organize into plant tissue. Without these nutrients, growth and survival would not occur.
The plastic has been recycled
Pls give me brainliest btw
2. The populations of predators are dependent on the populations of their prey.
Answer:redox reactions; organic
Explanation: