If a Fossil Is Found on Top of Two Layers

question 89

Multiple Choice

If a fossil is found on top of two layers of rock with relative dates of 570 mya and 530 mya,what is its approximate age?

• A) 570 mya.
• B) 530 mya.
• C) 560 mya.
• D) 550 mya.
• E) 540 mya.

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Definitions:

Adrenal Medulla

A part of the adrenal gland that produces adrenaline and noradrenaline, hormone important for the fight-or-flight response.

Ovulation

The phase in the female menstrual cycle where a mature egg is released from the ovary into the fallopian tube for potential fertilization.

Corpus Luteum

A temporary endocrine structure in female ovaries that secretes progesterone, which is crucial for establishing and maintaining pregnancy in females.

LH

Luteinizing hormone, a hormone secreted by the anterior pituitary gland involved in regulating the menstrual cycle and ovulation in females, and testosterone production in males.