EOCT Review Question Preview (ID: 11745)


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Sea turtles are classified as vertebrates because they have
a) a backbone
b) two germ layers
c) radial symmetry
d) a brain

The process by which the order of bases in messenger RNA (mRNA) codes for the order of amino acids in a protein is called
a) translation
b) transcription
c) replication
d) nondisjunction

Predators often feed on weak or sick animals in the ecosystem. The role of the predator is described as its
a) community
b) habitat
c) niche
d) population

Sodium chloride (table salt) is an example of which of the following?
a) an element
b) a radioactive isotope
c) a chemcial compund
d) a chemical formula

Athletes are concerned with how much protein they need because of the requirement of growing muscles.Which of the following are the basic building blocks of protein?
a) nitrates
b) amino acids
c) monosaccharides
d) nucleotides

Members of which of the following groups of organisms have an internal skeleton?
a) mollusks
b) jellyfish
c) insects
d) fish

What is the diploid chromosome number in a human body cell?
a) 23
b) 32
c) 44
d) 46

A.I. Oparin and J.B.S. Haldane suggested that Earth's ocenas once contained large amounts of organic molecules that gave rise to precells.What is Oparin and Haldanes idea known as?
a) big bang theory
b) cell theory
c) primordial soup model
d) evolutionary model

Fungi have filamentous bodies, are heterotropihc, and have cell walls that contain chitin. Which of these are examples of fungi?
a) bacteria
b) molds
c) algae
d) amobas

Which of the following is an example of micro-evolution in organisms?
a) speciation
b) bio-magnification
c) habitat selection
d) pesticide resistance

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