Match the term with the definition: Malleability
Flammability
Heat of combustion
Toxicity

A) How easily a substance can be set on fire
B) How much heat is given off when a substance is burned
C) The ability of a solid to bend or be hammered into a new shape
D) The ability of a substance to damage or harm an organism

(Please Help)

Which ocean zone has the most abundant primary producer and why a) the abyssopelagic zone ,du to the absence of light and cold water temperatureb) the bathypelagic zone, due to the absence of light and cold water temperaturec) the mesopelagic zone ,due to uts high light availability and warm water temperature d) the epipelagic zone,due to its high light availability and warm water temperature