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Biology Quizzes, Questions & Answers

Recent Biology Quizzes

Major Parts of the Cell

Questions: 20 | Attempts: 11 | Last updated: Jun 24, 2026

Sample Question
What are the three major divisions of the cell?

Plasma membrane, cytoplasm, and nucleus

Cell wall, cytoskeleton, and ribosome

Mitochondria, nucleus, and vacuole

Golgi apparatus, chloroplast, and cytoplasm

Human Body Systems Biology

Questions: 15 | Attempts: 12 | Last updated: Jun 23, 2026

Sample Question
What is the primary function of the nose in the respiratory system?

To produce sound

To filter, warm, and moisten air entering the lungs

To carry oxygen to the blood

To control breathing rate

Biotechnology, Bioremediation & Blood Typing

Questions: 10 | Attempts: 10 | Last updated: Jun 21, 2026

Sample Question
What is biotechnology?

The study of chemical reactions in laboratories

Technology that uses biological systems, living organisms, or parts of organisms to develop or create products

The use of machines to replace human labor in agriculture

A branch of physics that studies living cells

Philippine Wildlife Scientific Name Identification

Questions: 30 | Attempts: 13 | Last updated: Jun 20, 2026

Sample Question
What is the scientific name of the Blue-tailed Bee-eater?

Merops philippinus

Merops orientalis

Merops viridis

Merops leschenaulti

Biology Fundamentals Quiz

Questions: 20 | Attempts: 13 | Last updated: Jun 19, 2026

Sample Question
Which organelle is known as the powerhouse of the cell?

Nucleus

Mitochondria

Ribosome

Golgi Apparatus

SBI4U Biology Final Exam Master Review

Questions: 30 | Attempts: 18 | Last updated: Jun 18, 2026

Sample Question
What type of bond is formed when two atoms share electrons?

Hydrogen bond

Ionic bond

Covalent bond

Ester bond

Digestion, Circulation & Respiration Systems

Questions: 31 | Attempts: 11 | Last updated: Jun 18, 2026

Sample Question
Which of the following best describes the primary function of carbohydrates in the body?

Building cell membranes

Providing quick energy and fuel for cellular processes

Carrying oxygen in the blood

Catalyzing chemical reactions

Evolution, Adaptation & Speciation

Questions: 20 | Attempts: 11 | Last updated: Jun 18, 2026

Sample Question
Which of the following best describes the process of artificial selection?

Humans allow random mating to occur in a population over time

Humans selectively breed organisms with desirable traits, using variation and inheritance over time

Nature selects organisms best suited to their environment

Mutations randomly accumulate in a population without human interference

Plant Vascular Tissue: Xylem and Phloem

Questions: 30 | Attempts: 11 | Last updated: Jun 18, 2026

Sample Question
What is the primary function of vascular tissue in plants?

Photosynthesis

Transporting water, minerals, and food throughout the plant

Providing structural support only

Absorbing sunlight

Plant Dermal Tissue

Questions: 30 | Attempts: 11 | Last updated: Jun 18, 2026

Sample Question
What is the primary function of dermal tissue in plants?

Photosynthesis

Outermost protective layer

Water transport

Food storage

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