Water temperature influences the onset of fish spawn, aquatic vegetation growth and the biological demand for oxygen in ponds. Temperature increases it holds less oxygen. Also water stratification.
C is your answer :)
And also C and D are true but its C.
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Biochemical- apart of the second defense system
Answer:
circulatory system
Explanation:
carries oxygen, water, and nutrients to cells throughout your body. Wastes from the cells are eliminated by your respiratory system, your excretory system, and your skin. Your nervous system controls all these activities with electrical impulses.
