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Tenth Grade (Grade 10) Science Questions

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Grade 10 :: Evolution by Drv00d00
During a study session about evolution, one of your fellow students remarks, "The giraffe stretched
its neck while reaching for higher leaves; its offspring inherited longer necks as a result." Which
statement is most likely to be helpful in correcting this student's misconception?
  1. Characteristics acquired during an organism's life are generally not passed on through genes.
  2. Spontaneous mutations can result in the appearance of new traits.
  3. Only favorable adaptations have survival value
  4. Disuse of an organ may lead to its eventual disappearance.
  5. If the giraffes did not have to compete with each other, longer necks would not have been passed on to the next generation.
Grade 10 :: Matter by Alyyy
Grade 10 :: Properties of Matter by medicaljedi
What is mass?
  1. The quantity of matter in an object
  2. The volume of an object
  3. The amount of atoms in an object
  4. The density of an object
Grade 10 :: Cell Structure and Function by busser1
Grade 10 :: Botany by HSimpson74
Phyte/phyto=
  1. vessel
  2. plant
  3. animal
  4. light
Grade 10 :: Scientific Method by Sassylou63
Grade 10 :: Scientific Method by styspeck
If data from repeated experiments does not support the hypothesis, what is the scientist's next step?
  1. Give up
  2. Revise the hypothesis
  3. Repeat the experiment
  4. Overturn the theory
Grade 10 :: Atomic Structure by vjoule97
The three particles that make up an atom are
  1. protons, neutrons, and isotopes.
  2. neutrons, isotopes, and electrons.
  3. positives, negatives, and electrons.
  4. protons, neutrons, and electrons.
Grade 10 :: Periodic Table and Elements by Qalam
Grade 10 :: Evolution by MarcBeinder
A population of salamanders that live in a river require clear, fresh water to survive. A flood causes tons of sediment to be suspended in the river. Which of these MOST LIKELY will happen to the salamander population?
HINT : EVOLUTION
  1. the salamanders will adapt to life on land
  2. the salamanders will move to another river
  3. the salamanders will adapt to living in the muddy water
  4. the salamanders will decrease in number because of the water quality
Grade 10 :: Evolution by MarcBeinder
The papaya mealybug is a pest that poses a threat to many tropical plants. Which fate of the mealybug would result from the inability of the species to reproduce?
HINT : EVOLUTION
  1. The species would mutate
  2. The species would increase
  3. The species would become extinct
  4. The species would continue to thrive
Grade 10 :: Biology by styspeck
Reproduction is an important life characteristic because all living things
  1. replace themselves as a species
  2. show structure
  3. grow
  4. adjust to surroundings
Grade 10 :: Ecology by LindseyMorton
Which of the following phrases describes the term biodiversity?
  1. the animals that live in an area
  2. species that have become extinct
  3. species that look different from one another
  4. the number and variety of species that live in an area
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