Tuna Are Predatory Fish That Consume Smaller,carnivorous Fish That Have

question 34

Multiple Choice

Tuna are predatory fish that consume smaller,carnivorous fish that have fed on zooplankton.The zooplankton had fed on phytoplankton.You eat tuna,you are what level of the food chain?

• A)the second trophic level
• B)the third trophic level
• C)the fourth trophic level
• D)the fifth trophic level

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Definitions:

Ovaries

The female reproductive organs in animals and plants where ova or eggs are produced; in animals, they also produce hormones like estrogen and progesterone.

Endometrium

The inner lining of the uterus, which thickens during the menstrual cycle in preparation for possible implantation of an embryo.

Trophoblast

The outer cell layer of a late blastocyst, which in placental mammals gives rise to the chorion and to the fetal contribution to the placenta.

Blastocyst

An early stage of mammalian embryonic development, characterized by a sphere of cells surrounding a fluid-filled cavity and an inner cell mass that will develop into the fetus.