2022 Grade 8 Intermediate-Level Science Test Questions 11-20 Question Preview (ID: 59886)
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Which process is represented by the diagram below?
a) photosynthesis
b) metamorphosis
c) digestion
d) succession
Which group of organisms may undergo an evolutionary change in the shortest period of time?
a) birds
b) bacteria
c) human beings
d) flowering plants
In a pond, algae (plant-like organisms) absorb sunlight and the fish in the pond eat tadpoles. These are both examples of how pond organisms
a) get their energy
b) escape their predators
c) remove waste products
d) produce new offspring
In order to perform photosynthesis, a leaf must absorb sunlight and take in
a) carbon dioxide
b) nitrogen
c) oxygen
d) methane
In which part of a leaf cell does photosynthesis take place?
a) chloroplast
b) nucleus
c) cell membrane
d) cell wall
Two different species of animals live in the same area of a park and eat the same food to survive. Which term describes the relationship between these two species of animals?
a) regulation
b) conservation
c) succession
d) competition
Some species of plants may replace others over time, resulting in a long-term gradual change in an area. This long-term process is referred to as
a) ecological succession
b) climate change
c) environmental degradation
d) ozone depletion
Global warming will most likely cause a change in
a) Earth’s revolution
b) Earth’s rotation
c) ocean water levels
d) ocean tide times
About how long does it take the Moon to revolve once around Earth?
a) a day
b) a week
c) a month
d) a year
Which kind of rock is most likely to contain fossils?
a) igneous
b) sedimentary
c) metamorphic
d) volcanic
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