General Science

Which statement correctly identifies vitamin D?

A hormone promoting growth and influencing metabolism
B removal of metabolic waste products
C absorbs water/electrolytes and forms faeces
D vitamin important for calcium/phosphate balance and bone health

In general science, urine refers to:

A fluid excreted by kidneys containing metabolic wastes
B biological catalyst, usually a protein
C transmission of genetic traits between generations
D differential survival and reproduction of heritable variants

In general science, large intestine refers to:

A absorbs water/electrolytes and forms faeces
B persistently elevated arterial blood pressure
C acute diarrhoeal disease caused by Vibrio cholerae
D immune protein that specifically binds an antigen

What is the best description of bone marrow?

A rapid involuntary response to a stimulus
B tissue involved in blood-cell production
C group of similar cells performing a common function
D organelle containing most genetic material in eukaryotic cells

Which of the following is most closely associated with urine?

A cellular energy release using oxygen
B major organ of central nervous system
C organelle containing most genetic material in eukaryotic cells
D fluid excreted by kidneys containing metabolic wastes

Which of the following is most closely associated with mutation?

A mineral important for bones, muscles and nerves
B excessive body fat that may impair health
C change in genetic material
D infectious disease caused mainly by Mycobacterium tuberculosis

Which statement correctly identifies ABO blood group?

A Plasmodium infection transmitted by infected female Anopheles mosquitoes
B reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
C blood classification based mainly on A/B antigens on red cells
D viral liver infection caused by hepatitis B virus

What is the best description of antibiotic?

A infectious disease caused mainly by Mycobacterium tuberculosis
B advanced HIV disease with severe immune suppression
C drug acting against susceptible bacteria
D excessive body fat that may impair health

What is the best description of sexual reproduction?

A fusion of male and female gametes
B specific immune response with memory
C observable characteristics resulting from genotype and environment
D reproduction involving fusion of gametes

What is the best description of evolution?

A change in heritable population characteristics over generations
B vitamin important for blood clotting
C deficiency, excess or imbalance of nutrients
D hormone promoting growth and influencing metabolism

What is the best description of saliva?

A air sacs where major lung gas exchange occurs
B organ producing digestive enzymes and hormones including insulin
C system of hormone-secreting glands
D fluid containing enzymes such as amylase

In general science, cholera refers to:

A hormone that lowers blood glucose
B stores and concentrates bile
C system digesting food and absorbing nutrients
D acute diarrhoeal disease caused by Vibrio cholerae

What is the best description of alveoli?

A system responsible for ventilation and gas exchange
B cell fragments important in blood clotting
C tissue covering surfaces and lining cavities
D air sacs where major lung gas exchange occurs

What is the best description of heart?

A change in genetic material
B muscular organ pumping blood
C rapid involuntary response to a stimulus
D blood-group antigen system important in transfusion and pregnancy

Which of the following is most closely associated with diabetes mellitus?

A contractile tissue
B disorder characterised by chronic high blood glucose
C tissue involved in blood-cell production
D molecule carrying hereditary information

Which statement correctly identifies HIV?

A human immunodeficiency virus
B removal of metabolic waste products
C absorbs water/electrolytes and forms faeces
D hormone promoting growth and influencing metabolism

In general science, obesity refers to:

A transmission of genetic traits between generations
B biological catalyst, usually a protein
C differential survival and reproduction of heritable variants
D excessive body fat that may impair health

Which of the following is most closely associated with antiseptic?

A framework of bones supporting and protecting body
B principal immediate energy currency of cells
C scientist whose pea experiments established foundational inheritance laws
D substance applied to living tissue to reduce microorganisms

What is the best description of cholera?

A contractile tissue
B acute diarrhoeal disease caused by Vibrio cholerae
C molecule carrying hereditary information
D muscular organ pumping blood

In general science, protein refers to:

A macronutrient made of amino acids
B substance applied to living tissue to reduce microorganisms
C viral liver infection caused by hepatitis B virus
D Plasmodium infection transmitted by infected female Anopheles mosquitoes

Which statement correctly identifies nucleus?

A organelle containing most genetic material in eukaryotic cells
B organ involved in storage and digestion
C tiny vessels where exchange with tissues occurs
D functional unit of kidney

What is the best description of digestive system?

A vessels carrying blood away from heart
B fluid containing enzymes such as amylase
C system digesting food and absorbing nutrients
D organ filtering blood and forming urine

Which of the following is most closely associated with reproduction?

A biological process producing offspring
B cellular energy release using oxygen
C organelle containing most genetic material in eukaryotic cells
D major organ of central nervous system

Which statement correctly identifies tuberculosis?

A selectively permeable boundary around a cell
B infectious disease caused mainly by Mycobacterium tuberculosis
C cells transporting oxygen mainly using haemoglobin
D DNA-protein structure carrying genetic information

Which of the following is most closely associated with vitamin A?

A system of hormone-secreting glands
B vitamin important for blood formation and nervous function
C vitamin important for vision and epithelial health
D organ producing digestive enzymes and hormones including insulin