General Science

What is the best description of sperm?

A differential survival and reproduction of heritable variants
B reproduction involving fusion of gametes
C transmission of genetic traits between generations
D male human gamete

Which of the following is most closely associated with gallbladder?

A change in genetic material
B blood-group antigen system important in transfusion and pregnancy
C stores and concentrates bile
D cell formed by gamete fusion

In general science, iron refers to:

A mineral essential for haemoglobin
B acute diarrhoeal disease caused by Vibrio cholerae
C persistently elevated arterial blood pressure
D immune protein that specifically binds an antigen

Which of the following is most closely associated with vaccine?

A preparation that stimulates protective immune responses
B biological process producing offspring
C Plasmodium infection transmitted by infected female Anopheles mosquitoes
D viral liver infection caused by hepatitis B virus

In general science, ATP refers to:

A period of reproductive maturation and secondary sexual characteristics
B biological catalyst, usually a protein
C scientist whose pea experiments established foundational inheritance laws
D principal immediate energy currency of cells

Which statement correctly identifies heart?

A biological catalyst, usually a protein
B tissue involved in blood-cell production
C molecule carrying hereditary information
D muscular organ pumping blood

What is the best description of thyroxine?

A thyroid hormone regulating metabolic processes
B change in heritable population characteristics over generations
C place where two or more bones meet
D sum of chemical reactions in an organism

What is the best description of enzyme?

A cell formed by gamete fusion
B substance applied to living tissue to reduce microorganisms
C biological catalyst, usually a protein
D viral liver infection caused by hepatitis B virus

Which of the following is most closely associated with malaria?

A Plasmodium infection transmitted by infected female Anopheles mosquitoes
B organ filtering blood and forming urine
C fluid containing enzymes such as amylase
D hormone that raises blood glucose

Which of the following is most closely associated with cholera?

A acute diarrhoeal disease caused by Vibrio cholerae
B vitamin important for blood clotting
C hormone promoting growth and influencing metabolism
D removal of metabolic waste products

What is the best description of urine?

A substance recognised by immune system and capable of provoking response
B enteric fever caused by Salmonella Typhi
C reproduction involving fusion of gametes
D fluid excreted by kidneys containing metabolic wastes

In general science, ABO blood group refers to:

A immediate non-specific defence
B male human gamete
C fatal viral infection usually transmitted through infected animal saliva
D blood classification based mainly on A/B antigens on red cells

Which statement correctly identifies carbohydrate?

A disorder characterised by chronic high blood glucose
B major energy-yielding macronutrient
C viral disease mainly transmitted by Aedes mosquitoes
D preparation that stimulates protective immune responses

Which statement correctly identifies glucagon?

A tissue involved in blood-cell production
B biological catalyst, usually a protein
C hormone that raises blood glucose
D molecule carrying hereditary information

Which statement correctly identifies asthma?

A organelles strongly associated with aerobic ATP production
B tissue covering surfaces and lining cavities
C chronic inflammatory airway disorder
D major neural pathway between brain and peripheral nervous system

Which of the following is most closely associated with large intestine?

A absorbs water/electrolytes and forms faeces
B fusion of male and female gametes
C drug acting against susceptible bacteria
D advanced HIV disease with severe immune suppression

Which statement correctly identifies vitamin K?

A vitamin important for blood clotting
B vitamin important for blood formation and nervous function
C major energy-yielding macronutrient
D hormone that lowers blood glucose

In general science, joint refers to:

A organ involved in storage and digestion
B functional unit of kidney
C place where two or more bones meet
D tiny vessels where exchange with tissues occurs

In general science, antibody refers to:

A immune protein that specifically binds an antigen
B preparation that stimulates protective immune responses
C disorder characterised by chronic high blood glucose
D viral disease mainly transmitted by Aedes mosquitoes

Which statement correctly identifies natural selection?

A differential survival and reproduction of heritable variants
B brain injury due to interrupted blood flow or bleeding
C diet providing required nutrients and energy in suitable amounts
D fat-soluble antioxidant vitamin

Which of the following is most closely associated with kidney?

A organ filtering blood and forming urine
B genetic constitution for a trait
C sum of chemical reactions in an organism
D change in heritable population characteristics over generations

Which statement correctly identifies vaccine?

A preparation that stimulates protective immune responses
B vitamin important for vision and epithelial health
C excessive body fat that may impair health
D mineral important for bones, muscles and nerves

What is the best description of liver?

A excessive body fat that may impair health
B mineral important for bones, muscles and nerves
C vitamin important for vision and epithelial health
D large gland involved in metabolism and bile production

Which statement correctly identifies vitamin B1?

A thiamine, important in carbohydrate metabolism and nerve function
B major site of digestion and nutrient absorption
C cells involved in immune defence
D fluid of lymphatic system involved in immunity and fluid balance

Which statement correctly identifies hypertension?

A allele expressed in a simple dominant-recessive pairing when present
B cellular energy release using oxygen
C persistently elevated arterial blood pressure
D major organ of central nervous system