Predicted

Question 1

Answer 1

Question 2

Answer 2

Question 3

Answer 3

Question 4

.

Answer 4

(RNA is a singular strand of DNA)

Question 5

Answer 5

Question 6

Phytoming pros and cons?

Answer 6

Phytomining
Pros-
-cleans Contaminated soil
-can remove low grade ore from area not suitable for traditional methods
-less damage to environment
-plants remove carbon from atmosphere same time
Cons-
-slow as plants need to grow
-extra step like electrolysis or displacement reactions which requires energy
-burning plants add carbon to atmosphere

Question 7

Bioleaching Pros and cons?

Answer 7

Pros
-cleans contaminated water
-can remove low grade ore from area not suitable for traditional methods
-little damage to environment
Cons
-toxic soultion produced
-extra step needed to extract the copper uses more energy