General Science

What is the best description of anaemia?

A reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
B preparation that stimulates protective immune responses
C biological process producing offspring
D developing organism in early post-fertilisation stages

Which of the following is most closely associated with hepatitis B?

A substance recognised by immune system and capable of provoking response
B viral liver infection caused by hepatitis B virus
C persistently elevated arterial blood pressure
D acute diarrhoeal disease caused by Vibrio cholerae

Which of the following is most closely associated with digestive system?

A reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
B mineral essential for haemoglobin
C Plasmodium infection transmitted by infected female Anopheles mosquitoes
D system digesting food and absorbing nutrients

What is the best description of protein?

A hormone promoting growth and influencing metabolism
B excessive body fat that may impair health
C macronutrient made of amino acids
D vitamin important for blood clotting

Which of the following is most closely associated with tissue?

A male human gamete
B group of similar cells performing a common function
C transmission of genetic traits between generations
D immediate non-specific defence

Which of the following is most closely associated with adaptive immunity?

A cell formed by gamete fusion
B change in genetic material
C blood-group antigen system important in transfusion and pregnancy
D specific immune response with memory

In general science, vitamin K refers to:

A vitamin important for blood clotting
B infectious disease caused mainly by Mycobacterium tuberculosis
C mineral important for bones, muscles and nerves
D excessive body fat that may impair health

In general science, stroke refers to:

A organelle containing most genetic material in eukaryotic cells
B brain injury due to interrupted blood flow or bleeding
C cells involved in immune defence
D group of similar cells performing a common function

Which of the following is most closely associated with protein?

A male human gamete
B immediate non-specific defence
C macronutrient made of amino acids
D transmission of genetic traits between generations

In general science, mitochondria refers to:

A vitamin important for blood clotting
B removal of metabolic waste products
C organelles strongly associated with aerobic ATP production
D hormone promoting growth and influencing metabolism

In general science, epithelial tissue refers to:

A specific immune response with memory
B human immunodeficiency virus
C female human gamete
D tissue covering surfaces and lining cavities

In general science, growth hormone refers to:

A cell fragments important in blood clotting
B system responsible for ventilation and gas exchange
C absorbs water/electrolytes and forms faeces
D hormone promoting growth and influencing metabolism

Which statement correctly identifies adrenaline?

A hormone associated with fight-or-flight response
B cells transporting oxygen mainly using haemoglobin
C DNA-protein structure carrying genetic information
D selectively permeable boundary around a cell

Which of the following is most closely associated with typhoid?

A thyroid hormone regulating metabolic processes
B enteric fever caused by Salmonella Typhi
C vitamin important for calcium/phosphate balance and bone health
D energy-dense macronutrient important in membranes

Which statement correctly identifies nephron?

A immune protein that specifically binds an antigen
B functional unit of kidney
C reproduction involving one parent and generally no gamete fusion
D organ enabling exchange between maternal and fetal circulations

Which statement correctly identifies iron?

A chronic inflammatory airway disorder
B deficiency, excess or imbalance of nutrients
C fat-soluble antioxidant vitamin
D mineral essential for haemoglobin

What is the best description of haemoglobin?

A organ enabling exchange between maternal and fetal circulations
B energy-releasing metabolism without oxygen as required by the pathway
C allele expressed in simple Mendelian inheritance when no dominant allele masks it
D iron-containing oxygen-carrying protein

In general science, fertilisation refers to:

A cells involved in immune defence
B fusion of male and female gametes
C organelle containing most genetic material in eukaryotic cells
D group of similar cells performing a common function

Which of the following is most closely associated with antibody?

A human immunodeficiency virus
B fusion of male and female gametes
C immune protein that specifically binds an antigen
D drug acting against susceptible bacteria

Which statement correctly identifies genotype?

A vessels carrying blood toward heart
B fluid containing enzymes such as amylase
C organ filtering blood and forming urine
D genetic constitution for a trait

Which statement correctly identifies arteries?

A tissue covering surfaces and lining cavities
B vessels carrying blood away from heart
C organelles strongly associated with aerobic ATP production
D major neural pathway between brain and peripheral nervous system

In general science, gene refers to:

A functional unit/segment of genetic information
B fatal viral infection usually transmitted through infected animal saliva
C brain injury due to interrupted blood flow or bleeding
D diet providing required nutrients and energy in suitable amounts

Which statement correctly identifies RNA?

A major energy-yielding macronutrient
B hormone that raises blood glucose
C vitamin important for collagen synthesis
D nucleic acid involved in gene expression and protein synthesis

Which statement correctly identifies growth hormone?

A nucleic acid involved in gene expression and protein synthesis
B hormone promoting growth and influencing metabolism
C vessels carrying blood away from heart
D tissue specialised for receiving and transmitting signals

Which statement correctly identifies heredity?

A transmission of genetic traits between generations
B cells involved in immune defence
C major site of digestion and nutrient absorption
D fluid of lymphatic system involved in immunity and fluid balance