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Tenth Grade (Grade 10) Biology Questions

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Grade 10 Conservation and Biodiversity
The body of fresh water, salt water, and snow that is found aboveground is                .
  1. a river system
  2. a watershed
  3. an aquifer
  4. surface water
Grade 10 DNA, RNA, and Genetics
The physical characteristics of an organism are its
  1. genetics.
  2. heredity.
  3. phenotype.
  4. genotype.
Grade 10 Cell Structure and Function
The cell wall is found in plant, animal, and bacteria cells.
  1. True
  2. False
Grade 10 Cell Structure and Function

This question is a part of a group with common instructions. View group »

With regard to genetic material, the parent cells and daughter cells
  1. are identical in mitosis but differ in meiosis.
  2. are identical in meiosis but differ in mitosis.
  3. differ in both mitosis and meiosis.
  4. are identical in both mitosis and meiosis.
Grade 10 DNA, RNA, and Genetics
Nucleotides of DNA are composed of three substances, namely
  1. calcium, sugar, and nitrogen.
  2. sugar, phosphate, and nitrogenous base.
  3. sugar, hydrogen, and nitrogen base.
  4. phosphate, calcium, and nitrogenous base.
Grade 10 Nervous and Endocrine Systems
The basic units of structure and function in the nervous system are                  .
  1. axons
  2. dendrites
  3. neurotransmitters
  4. neurons
Grade 10 Cell Structure and Function
In many cells the structure that controls the cell's activities is the
  1. cell membrane.
  2. organelle.
  3. nucleolus.
  4. nucleus.
Grade 10 Evolution
Natural selection states that individuals
  1. with adaptive traits are more likely to survive.
  2. on the bottom level of a hierarchy have the greatest reproductive success.
  3. remain unchanged over a period of time.
  4. demonstrating altruistic behavior are the ones with the most mutations.
Grade 10 Cell Structure and Function
Which structure found within eukaryotic cells provides support and a place for the organelles to attach?
  1. cell membrane
  2. cytoskeleton
  3. cell wall
  4. nucleolus
Grade 10 Cell Structure and Function

This question is a part of a group with common instructions. View group »

Chromosome number is reduced in
  1. both meiosis and mitosis.
  2. mitosis but not meiosis.
  3. meiosis but not mitosis.
  4. neither meiosis nor mitosis.
Grade 10 Evolution
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 results MOST LIKELY will happen to the salamander population?
  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.
Grade 10 Communities, Populations, and Ecosystems
Similar organisms that can reproduce by interbreeding belong to the same                .
  1. ecosystem
  2. environment
  3. habitat
  4. species
Grade 10 Succession
Fires, hurricanes, and other natural disturbances can result in                .
  1. succession
  2. parasitism
  3. competition
  4. commensalism
Grade 10 Biotic and Abiotic
Which is a biotic factor?
  1. predator
  2. water
  3. temperature
  4. pH
Grade 10 Cell Structure and Function
The final phase of mitosis is
  1. metaphase.
  2. telophase.
  3. prophase.
  4. none of the above
Grade 10 Microbiology
Viruses are living.
  1. True
  2. False
Grade 10 Cell Structure and Function
Mitosis is a process that in humans occurs
  1. in diploid somatic cells.
  2. in haploid somatic cells.
  3. in diploid reproductive cells.
  4. in haploid reproductive cells.
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