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Eleventh Grade (Grade 11) Biology Questions

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Grade 11 DNA, RNA, and Genetics
Which is the sequence of the transfer of information in most organisms?
  1. protein to DNA to RNA
  2. RNA to DNA to protein
  3. DNA to RNA to protein
  4. RNA to protein to DNA
Grade 11 DNA, RNA, and Genetics
The passing of traits from parent to offspring is
  1. genetics.
  2. heredity.
  3. traits.
  4. Punnett squares.
Grade 11 Biochemical Pathways
Which chemical equation correctly represents photosynthesis?
  1. [math]H_2O + CO_2 + sunlight rarr O_2 + "glucose"[/math]
  2. [math]H_2O + O_2 + sunlight rarr CO_2 + "glucose"[/math]
  3. [math]O_2 + "glucose" rarr H_2O + CO_2 + "energy"[/math]
  4. [math]CO_2 + "glucose" rarr H_2O + O_2 + "energy"[/math]
Grade 11 Biochemical Pathways
Grade 11 Cell Structure and Function
Which is a function of the plasma membrane?
  1. breaks down lipids, carbohydrates, and proteins from foods
  2. stores water, salt, proteins, and carbohydrates
  3. keeps the cell wall in place
  4. regulates which materials enter and leave the cell
Grade 11 Macromolecules
Which is a general term attributed to a large and complex molecule?
  1. nucleic acid
  2. macromolecule
  3. polymer
  4. phosphate
Grade 11 Nervous and Endocrine Systems
Anything that causes a response from an organism is a(n)
  1. response.
  2. stimulus.
  3. irritablilty.
  4. technique.
Grade 11 Communities, Populations, and Ecosystems
Which scenario best illustrates the concept of carrying capacity?
  1. The exponential growth of a fruit fly population continues to increase and will eventually double in ten days.
  2. The exponential growth of ants increases dramatically when its competitor species is forced to move due to habitat loss.
  3. The logistic growth of a giraffe population continues to decline due to the increase in number of predators.
  4. The logistic growth of a bunny population has stabilized because the population has reached the largest numbers that the area can support.
Grade 11 DNA, RNA, and Genetics
Mutations are a source of
  1. genetic equilibrium.
  2. disruptive selection.
  3. speciation.
  4. genetic variation.
Grade 11 Evolution
Breeding cats to produce only white ones is an example of
  1. modification selection.
  2. breed selection.
  3. natural selection.
  4. artificial selection.
Grade 11 Biogeochemical Cycles
What is the role of nitrogen-fixing bacteria in the nitrogen cycle?
  1. They create acid rain.
  2. They cause algal blooms.
  3. They make nitrogen into a more useful form.
  4. They move water through the environment.
Grade 11 Human Reproduction
Grade 11 DNA, RNA, and Genetics
The gene combination of two dominant genes or two recessive genes is
  1. phenotype.
  2. genotype.
  3. heterozygous.
  4. homozygous.
Grade 11 Cell Structure and Function

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

One feature distinguishing plant cells from animal cells is the presence of
  1. a plasma membrane.
  2. a cell wall.
  3. cytosol.
  4. mitochondria.
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