What precaution should have been taken to prevent the sol...
The diagram below is an illustration of the growth of a plant in a water culture. After a few days, the solution turned green and the plant died. Use this to answer this question.
What precaution should have been taken to prevent the solution from turning green?
use a non-green plant for the experiment
aerate the solution daily
cover the culture vessel with opaque paper
keep cotton wool around the seedling to make it dry
Correct answer is C
No explanation has been provided for this answer.
The corolla is partly represented by ...
Which of the following substances is not an excretory product in mammals? ...
A climax community is characterized by ...
The ability of some individuals to taste phenylthiocarbamide (PTC) is a ...
Blood clotting is a function of ...
In humans, excreting hypertonic urine is associated with the ...
which of the following disease is rarely spread by a housefly? ...
A man suffering from obesity must avoid meals containing ...