Answer:
1)qualitative
2)controlled
3)Theory
4)independent
5)quantitative
An inference is an assumption and an observation is data you collected
Answer:
Biologists measure the number of trophic levels in an ecosystem so as to check its stability and health.
Explanation:
Trophic levels are the feeding position in a food chain such as primary producers, consumers, etc. They are positions that an organisms occupies in a food chain (series of steps in which organisms transfer energy by eating or being eaten);- what it eats and what eats it.
Theoretically there is no any limit to the number of trophic levels in a food chain or number of organisms that live on each level.
Hello There!
<span>Mendel believed that during the formation of gametes, the pair of genes controlling a trait separate. He called this the principle of segregation.
</span>
Hope This Helps You!
Good Luck :)
- Hannah ❤