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Florida State Assessments · Biology 1 EOC

Florida Biology 1 EOC Practice Test

Build Florida Biology 1 readiness with five focused 10-question sets covering cells, energy flow, genetics, evolution, ecology, homeostasis, and scientific investigation.

Florida Biology 1 EOC practice sets

This Florida Biology 1 EOC Practice Test page provides five short practice sets with 10 original multiple-choice questions each. The sets support Biology 1 EOC readiness with cells, homeostasis, energy flow, genetics, DNA, evolution, ecology, populations, scientific investigation, and biological evidence.

Biology 1 skills covered

  • Cell structures, membranes, transport, organelles, enzymes, ATP, cell division, and homeostasis
  • Photosynthesis, cellular respiration, food webs, trophic levels, energy transfer, decomposers, and nutrient cycling
  • DNA, RNA, protein synthesis, heredity, Punnett squares, mutations, meiosis, natural selection, and common ancestry
  • Population growth, carrying capacity, symbiosis, habitat fragmentation, carbon cycling, biodiversity, and conservation
  • Integrated biology reasoning with experimental variables, ecosystem services, evidence, models, and claim-evidence-reasoning explanations

How to use this page

Complete one 10-question set at a time. Use the model, data, or biological process in each question as evidence. Review the explanation after each response and note whether the missed skill involves structure, energy, inheritance, ecology, or investigation.

This is supplemental State Test Practice, State Assessment Practice, and Standardized Test Practice for Florida Biology 1 EOC preparation. It does not replace current Florida Department of Education guidance, official assessment materials, accommodations, or testing policies.

Review the Florida State Assessments hub, the Florida State Test Practice page, or the official Florida FAST and B.E.S.T. assessment information for current program details.

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5 Tests
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1. Test

Florida Biology 1 EOC Practice Questions

A 10-question Florida Biology 1 EOC practice set on cells, structure, and homeostasis, with answers and explanations.

Read each biology situation, model, or data description carefully, choose the best answer, and review the explanation after responding.

10 Questions
0/10 Questions0 %
Correct 0
Incorrect 0
Unanswered 10
1. QuestionMultiple choice

Which cell structure controls what substances enter and leave the cell?

Please select an answer first.

Correct answer: A

The correct answer is Cell membrane.

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: The cell membrane regulates movement of materials into and out of the cell.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

The cell membrane regulates movement of materials into and out of the cell.

2. QuestionMultiple choice

Which organelle is the primary site of cellular respiration?

Please select an answer first.

Correct answer: B

The correct answer is Mitochondrion.

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Mitochondria release usable energy from food molecules through cellular respiration.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Mitochondria release usable energy from food molecules through cellular respiration.

3. QuestionMultiple choice

A plant cell is placed in a solution with a higher solute concentration than the cell. What will most likely happen?

Please select an answer first.

Correct answer: C

The correct answer is Water will leave the cell by osmosis..

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Water moves toward the area with higher solute concentration, so it leaves the plant cell.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Water moves toward the area with higher solute concentration, so it leaves the plant cell.

4. QuestionMultiple choice

Which statement best describes the function of ribosomes?

Please select an answer first.

Correct answer: D

The correct answer is They build proteins using information carried by RNA..

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Ribosomes assemble amino acids into proteins according to genetic instructions.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Ribosomes assemble amino acids into proteins according to genetic instructions.

5. QuestionMultiple choice

A cell contains a nucleus and membrane-bound organelles. How is it classified?

Please select an answer first.

Correct answer: A

The correct answer is Eukaryotic.

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Eukaryotic cells contain a nucleus and membrane-bound organelles.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Eukaryotic cells contain a nucleus and membrane-bound organelles.

6. QuestionMultiple choice

Which process allows a cell to maintain a stable internal temperature or pH despite external changes?

Please select an answer first.

Correct answer: B

The correct answer is Homeostasis.

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Homeostasis keeps internal conditions within a suitable range.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Homeostasis keeps internal conditions within a suitable range.

7. QuestionMultiple choice

An enzyme speeds up a chemical reaction in a cell by

Please select an answer first.

Correct answer: C

The correct answer is lowering the activation energy..

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Enzymes lower activation energy and are not permanently consumed.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Enzymes lower activation energy and are not permanently consumed.

8. QuestionMultiple choice

Which molecule stores and transfers usable energy for many cell processes?

Please select an answer first.

Correct answer: D

The correct answer is ATP.

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: ATP provides usable energy for cellular work.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

ATP provides usable energy for cellular work.

9. QuestionMultiple choice

Why do cells divide when an organism grows?

Please select an answer first.

Correct answer: A

The correct answer is Cell division increases the number of cells..

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Growth in multicellular organisms usually involves producing more cells through cell division.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Growth in multicellular organisms usually involves producing more cells through cell division.

10. QuestionMultiple choice

Which observation is evidence that a cell is carrying out photosynthesis?

Please select an answer first.

Correct answer: B

The correct answer is Oxygen bubbles form around a plant in bright light..

  1. Identify the biology concept: Read the process, model, data, or organism interaction carefully and identify the biological relationship being tested.
  2. Choose the best answer: Photosynthesis produces oxygen, which may appear as bubbles around an aquatic plant.
  3. Check the evidence: Make sure the answer matches the structure, process, energy flow, inheritance pattern, or evidence described in the question.

Photosynthesis produces oxygen, which may appear as bubbles around an aquatic plant.

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Frequently asked questions about Florida Biology 1 EOC Practice

What Biology 1 skills are covered?

The practice sets cover cells, membranes, organelles, energy flow, photosynthesis, cellular respiration, genetics, DNA, evolution, ecology, populations, homeostasis, and scientific investigation.

How many questions are included?

There are five practice sets with 10 questions each, for 50 questions in total. Each set can be completed separately.

Are these official Biology 1 EOC questions?

No. These are original supplemental practice questions. Check the latest Florida Department of Education assessment information for current Biology 1 EOC details, materials, accommodations, and policies.