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Test Description: Review
Instructions: Answer all questions to get your test result.
1) Which sequence best represents increasing complexity?
A
tissues → cells → organelles → organs
B
organism → cells → tissues → organelles
C
cells → organelles → organs → organism
D
cells → organelles → organs → organism
2) The cytoplasm in a single-celled organism and the circulatory system in a human both
A
distribute blood to all of the parts of the organism
B
break down molecules into smaller components
C
release energy to be used by the organism
D
transport substances throughout the organism
3) A hydrangea plant has blue flowers when grown in acidic soil, but has pink flowers when grown in basic soil. A clone of the pink-flowered plant is grown in acidic soil and produces blue flowers. This change in flower color is most likely due
A
sexual reproduction in the plants, resulting in variation
B
genes being expressed in different ways due to environmental conditions
C
asexual reproduction in the plants, resulting in variation
D
a gene mutation that occurred after the clone was produced
4) A normal sequence of DNA bases in a single human skin cell is CATGGC. If this sequence replicates in this cell and becomes GATGGC, this alteration will most likely be passed to
A
every cell that develops from it
B
all skin cells of this person
C
offspring of the human
D
all human body cells
5) Information in segments of human DNA can be expressed by a bacterial cell as a result of
A
genetic engineering
B
sexual reproduction
C
genetic variability
D
random mutation
6) Natural selection and its evolutionary consequences provide a scientific explanation for
A
the amount of precipitation in a rain forest
B
predictions about the rate of global warming
C
the fossil record of ancient life-forms
D
the amount of soil used to grow certain crops
7) Photosynthesis and respiration are alike in that they both
A
occur within mitochondria
B
require the Sun as a direct source of energy
C
result in the production of glucose molecules
D
require specific catalysts
8) The reproductive cycle in females is regulated primarily by
A
estrogen and testosterone
B
progesterone and testosterone
C
estrogen and progesterone
D
progesterone and insulin
9) One function of the male reproductive system in mammals is to
A
allow for delivery of gametes needed for reproduction
B
produce insulin necessary for sexual reproduction
C
transport eggs necessary for fertilization
D
provide protection for the developing zygote
10) A zygote develops into a multicellular organism through
A
genetic engineering and natural selection
B
mitosis and specialization
C
mitosis and meiosis
D
recombination and communication
*select an answer for all questions
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