The difference is really simple, it's basically whether it's an plant or animal
Answer:
oxygen
Explanation:
A limiting factor is any condition whose decrease, increase, absence or presence is able to limit/stop population growth. Examples of limiting factors include abiotic conditions (e.g., temperature, water, oxygen, CO2, etc) or biotic conditions (e.g., food, mate, etc). There are many aquatic species that require high levels of oxygen (e.g., fish), thus being it a limiting factor for these species.
The correct answers of this question is options A and C. Types of context clues are direct explanation or variation, and restatement or synonym. Context clues are hints that a writer gives to explain a difficult word. Other types are antonyms, interference and punctuation.
It is important because they are used to produce sugar during the dark reaction