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General Biology Knowledge

Biology

A collection of factual questions covering various biological concepts.

science biology education

10 Questions Medium Ages 12+ Aug 11, 2026

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About this Study Set

This study set covers Biology through 10 practice questions. A collection of factual questions covering various biological concepts. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

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1 Which organelle is primarily responsible for the production of adenosine triphosphate (ATP) in eukaryotic cells?

A Nucleus
B Mitochondrion
C Ribosome
D Golgi apparatus

2 What is the primary sugar produced during the process of photosynthesis?

A Fructose
B Lactose
C Glucose
D Sucrose

3 Which nitrogenous base is found in RNA but not in DNA?

A Cytosine
B Guanine
C Uracil
D Thymine

4 What classification level comes immediately after 'Family' in the taxonomic hierarchy?

A Genus
B Order
C Class
D Phylum

5 In humans, which type of blood vessel is responsible for carrying oxygenated blood away from the heart?

A Vein
B Capillary
C Venule
D Artery

6 Which hormone is responsible for regulating blood glucose levels and is produced by the pancreas?

A Insulin
B Adrenaline
C Thyroxine
D Cortisol

7 What is the term for the physical expression of an organism's genetic makeup?

A Genotype
B Phenotype
C Allele
D Mutation

8 Which part of the plant is primarily responsible for transpiration?

A Root
B Stem
C Leaf
D Flower

9 How many pairs of chromosomes are typically found in a standard human somatic cell?

A 22
B 23
C 44
D 46

10 What is the basic structural and functional unit of the nervous system?

A Nephron
B Axon
C Neuron
D Synapse

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