Transcript 7 Grade SOL Review Texas Test Questions th

7th Grade SOL Review
Texas Test Questions
1. Grasses are considered —
Secondary consumers
Primary consumers
Decomposers
Producers
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2. Which of the following processes helps
the body maintain chemical balance?
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B.
C.
D.
Tears washing away dust from the eyes
Rib bones protecting internal organs
Hair growing faster in winter months
Cells using sugar in the blood
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3. The single-celled organisms shown below
live in water. What is the main function of the
structures identified by the arrows?
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B.
C.
D.
Absorbing water
Removing wastes
Helping with motion
Getting food
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4. Before the quarry was dug, the land
contained more vegetation. What impact has
this change most likely had on the local
ecosystem?
A. Larger predator populations
B. Lower number of producers
C. A greater number of herbivores
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D. A smaller amount of available carbon
dioxide
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5. At the quarry, soil was removed to get to
the rock layers underneath. Which part of
the environment was probably least affected
by this soil being removed?
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B.
C.
D.
Air
Groundwater
Runoff water
Plants
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6. A woman running in a marathon requires
a constant supply of oxygen to her muscles.
Which cells carry oxygen to muscle tissue?
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B.
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D.
Artery cells
Red blood cells
Nerve cells
Lung cells
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7. Evidence suggests that dinosaurs became
extinct when a large meteorite struck in the area of
the Yucatán Peninsula. Scientists hypothesize that
this enormous impact killed all the dinosaurs, even
those on the other side of Earth, because the —
Debris thrown into the atmosphere blocked
sunlight
Heat flash from the impact immediately
vaporized all life forms
Impact blasted the atmosphere surrounding
Earth into space
Intense heat completely boiled away the
oceans
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8. For rabbits, having long hair is an
advantage over having short hair in
environments with —
A. High levels of rain
B. A large number of competitors
C. Low temperatures
D. Few predators
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9. Which of the following is least affected
by seasonal environmental conditions?
The pattern in a tiger’s fur
The dropping of tree leaves
The sprouting of acorns
The migration of gray whales
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B.
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10. Which molecule in the equation
represents food energy made by plants?
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B.
C.
D.
Carbon dioxide
Water
Glucose
oxygen
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11. The picture below shows four varieties of the same
species of grass that grow in a prairie ecosystem. Which
variety has the best chance of surviving a long period of dry
weather?
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B.
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D.
Variety 1
Variety 2
Variety 3
Variety 4
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12. Glossy leaves are smooth and shiny. What
percent of offspring from the cross shown below
will have glossy leaves?
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13. During primary ecological succession,
the initial formation of soil helps establish —
Grasses
Mushrooms
Shrubs
Trees
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