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