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2018 Semester 1 Exam Review
Test Description: Review for the 2018 fall semester.
Instructions: Answer all questions to get your test result.
1) What is the correct order of the human body from smallest to largest?
A
cell, organ, tissue, system, organism
B
tissue, cell, organ, system, organism
C
cell, tissue, organ, system, organism
D
organism, system, organ, tissue, cell
2) We take in __________ and rid of the gas ___________. This takes place in the __________system.
A
carbon dioxide; oxygen; circulatory
B
carbon dioxide; oxygen; respiratory
C
oxygen; carbon dioxide; endocrine
D
oxygen; carbon dioxide; respiratory
3) Which of the following needs to maintain homeostasis in our bodies?
A
internal temperature
B
stress and physical balance
C
water balance
D
all of the above
4) Which statement summarizes the differences between a plant cell and an animal cell?
A
Animal cells lack cell walls but have chloroplasts. Plant cells have ribosomes, which are rarely found in animal cells.
B
Plant cells lack cell walls but have chloroplasts. Animal cells have ribosomes, which are rarely found in plant cells.
C
Plant cells have cell walls and chloroplasts. Animal cells have lysosomes, which are rarely found in plant cells.
D
Animal cells have cell walls and chloroplasts. Plant cells have lysosomes, which are rarely found in animal cells.
5) What structures and materials are found in all cells?
A
Cell wall, nucleus, mitochondria, and lysosomes
B
Cell membrane, nucleus, cytoplasm, and other organelles
C
Cell wall, nucleus, chloroplasts, and other organelles
D
Cell membrane, nucleus, chloroplasts, and mitochondria
6) What is the energy transformation that takes place when we eat, starting with the energy that comes with food?
A
chemical becomes mechanical and thermal
B
electrical becomes mechanical and sound
C
mechanical becomes electrical
D
chemical becomes electromagnetic and thermal
7) How can genetic mutations be passed to offspring?
A
All of the above.
B
In sex cells
C
In body cells
D
Through environmental factors
8) Which type of reproduction involves the joining of sperm and egg?
A
Acquired
B
Asexual
C
Inherited
D
Sexual
9) Plant roots grow down as a response to which stimulus?
A
Moisture
B
Gravity
C
Touch
D
Light
10) A plant's growth response toward or away from a stimulus is called
A
photoperiodism
B
germination
C
a tropism
D
a dormancy
11) Which of the following traits is influenced by both inheritance and environmental factors?
A
the ability to sing well
B
the ability to cough
C
natural hair color
D
dyed hair color
12) What is the function of a nucleus?
A
To provide oxygen to living things.
B
To use sunlight to create glucose through photosynthesis.
C
To speed up the break down of organic compounds.
D
To direct all of the cell's functions and carry information from parents to offspring.
13) The Venus flytrap is a carnivorous plant that catches and digests insects and spiders. A fly lands on a leaf and the leaf jaws snap shut, trapping the fly. The plant is most likely responding to which stimulus?
A
The fly's shadow.
B
The chemicals in the fly's feet.
C
The fly's touch.
D
The odor of the fly.
14) Which situation would result in the most genetically diverse offspring?
A
Bees bring pollen from the flower of one plant to the flower of another.
B
An amoeba in a freshwater pond reproduces through cell division.
C
A piece of potato containing a bud is removed and planted.
D
An orchid pistil receives pollen from a stamen of the same flower.
15) What does the digestive system and respiratory system have in common?
A
They work together to deliver oxygen to the body.
B
They both remove solid waste from the body.
C
They both take in needed materials from outside the body.
D
They control the body's growth, development, and energy processes.
16) Which system filters toxins out of the blood and removes liquid wastes?
A
respiratory
B
excretory
C
endocrine
D
digestive
17) delivery system in the body
A
circulatory
B
reproductive
C
digestive
D
nervous
18) Which system creates hormones in glands?
A
circulatory
B
integumentary
C
endocrine
D
reproductive
19) Why must cells remove harmful wastes?
A
All of the above.
B
The build-up of harmful wastes can be poisonous to the body.
C
The build-up of harmful wastes can disrupt homeostasis.
D
If waste materials build up, then materials the cell needs cannot enter.
20) When cells are damaged, new cells are created by cell division. How does the cell theory support this fact?
A
It states that all living things are made up of one or more cells.
B
It states that all cells have a nucleus which divides.
C
It states that the basic units of structure and function are cells.
D
It states that cells come from previously existing cells.
*select an answer for all questions
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