Coral reefs are one of the oldest ecosystems on earth
true or false ?

True

Reason -

Coral reefs are the highest bio diversified ecosystems on the planet earth. The extent of biodiversity is much higher than that of tropical rain forests. They occupy only 1% of the ocean floor but but provide homage to more than 25% of marine life. The oldest coral reef was found some 4000 years ago consisting of only black coral on ocean bed

dogs is better and probably lizards.

homeostasis is the tendency towards a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. and this is how it applies to the integumentary system. back to top. skin functions in homeostasis include protection, regulation of body temperature, sensory reception, water balance, synthesis of vitamins and hormones, and absorption of materials. when body temperature falls, the sweat glands constrict and sweat production decreases.