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2018 Grade 8 Intermediate-Level Science Test Questions 1-10
Test Description: Use your knowledge of Science to answer all questions. Good Luck.
Instructions: Answer all questions to get your test result.
Helpful Hint
The diagrams below represent two types of cells, an animal cell and a plant cell.
1) Which type of cell uses energy to carry out life processes?
A
both a plant cell and an animal cell
B
plant cell, only
C
neither a plant cell nor an animal cell
D
animal cell, only
Helpful Hint
A diagram representing the levels of organization within an organism is shown below
2) Which level of organization is identifi ed by X?
A
organ system
B
cell
C
organ
D
tissue
Helpful Hint
The diagrams below show models of the circulatory systems of a fish and frog.
3) A student compared these diagrams. The student found that each of these organisms had a heart to pump blood. Which statement is supported by the student’s findings?
A
All animals have identical circulatory systems.
B
Some organisms are composed of one cell, while others are multicellular.
C
The circulatory system in most organisms removes solid wastes from their bodies.
D
Many multicellular animals have similar organs and specialized systems.
Helpful Hint
The diagram below represents the life cycle of a butterfly.
4) This life cycle represents the process of
A
separation from parent
B
asexual reproduction
C
metamorphosis
D
extinction
5) Water and carbon dioxide are waste products released as a direct result of
A
mechanical digestion
B
cellular respiration
C
asexual reproduction
D
natural selection
6) The primary function of a plant’s roots is to
A
produce seeds
B
absorb water
C
perform photosynthesis
D
exchange gases
7) Genes are a part of a
A
chromosome
B
cell wall
C
vitamin
D
hormone
8) Compared to the amount of genetic information contained in a normal human body cell, the amount contained in a normal human sperm cell is
A
the same
B
twice as much
C
one-half as much
D
one-fourth as much
Helpful Hint
The diagram below represents a pedigree chart.
9) Which type of information is organized by this chart?
A
population growth for pea plants
B
energy flow in an ecosystem
C
the passing of a trait from one generation to another
D
the number of chromosomes in an organism
10) A change in an animal’s DNA, leading to a variation in a species, is called
A
a mutation
B
an infection
C
sexual reproduction
D
selective breeding
*select an answer for all questions
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