Answer:
The correct option is B.
Explanation:
Lichens is regarded as a mutual relationship between a mycobiont and photobiont, the relationship is targeted at enhancing their survival in extreme environments. The mycobiont is a fungal while the photobiont is usually a green alga or a mycobacterium. Each of the organism has their specific tasks; the mycobiont provides suitable habitat for the photobiont while the photobiont provide energy for the whole system.
Explanation:
A preditor-prey system, the 2 species are related by; co-evolution(because preditors eat prey that is available and plentiful, for example a rodent species.
also, the population cycle because rodents live for a short period of time in the wild, but reproduce quickly. example; spring and summer seasons is when food is most plentiful for all species of wildlife,
Answer:
the second one
Explanation:
Its photosynthesis, the process of oxygen in plants
One of the difference is that fishes have single circulation but humans have double circulation of blood.