Answer:
An underground cavern collapsed
Explanation:
I did research
Answer:
D. A cyanobacterium
Explanation:
Cyanobacteria have gas vacuoles, thykaloid membranes and carboxysomes
Answer:
C, a decrease in metabolic activity
Explanation:
In times of drought, there would be a reduction in the metabolic activity of an organism.
- Most organisms found in very dry climates have adaptation to accommodate a period of drought.
- Water is essential for the metabolic processes in an organism.
- A deficiency of water will reduce these life activities.
- The organism can become inactive as a result of this.
