Question

A student observes trout, a type of fish, living in two pond X and pond Y. the average size of trout in pond X is larger than the average size of trout in pond Y.The student makes a list of factors that could affect of the trout in each pond.

Determine which factors are enironmental and which are hereditary.


(4 points)
Environment or Hereditary
pond x is three times the size of pond Y.
the trout in pond x have different genes that the trout in pond Y.
There is more food available for the trout in pond X than in pond Y.
Pond has a different species of predator that preys on trout than pond Y.

Answer 1

Here’s the classification of the factors based on whether they are environmental or hereditary:

| Factor | Environment or Hereditary |
|---------------------------------------------------------------------|-----------------------------|
| Pond X is three times the size of Pond Y. | Environmental |
| The trout in Pond X have different genes than the trout in Pond Y. | Hereditary |
| There is more food available for the trout in Pond X than in Pond Y.| Environmental |
| Pond has a different species of predator that preys on trout than Pond Y.| Environmental |