Those microscopic organisms perform what 2 processes that help pave the way for lichen by creating organic material. A. Carbon Dioxide and Nitrogen Fixation
B. Oxygen and Carbon Fixation
C. Oxygen and Carbon Dioxide Fixation
D. Nitrogen and Oxygen Fixation

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.

b is the answer and if you need further with anything message me

i guess because love can be toxic ‍♂️

it can affect the plants by how hot or cold the temperature

explanation:

it can affect the plants by how hot or cold the temperature is and the amount of precipitation can affect the plants cause it needs to have reasonable amount