General Science

In general science, spinal cord refers to:

A functional unit/segment of genetic information
B major neural pathway between brain and peripheral nervous system
C fluid connective tissue
D vessels carrying blood toward heart

What is the best description of adrenaline?

A framework of bones supporting and protecting body
B hormone associated with fight-or-flight response
C site of protein synthesis
D principal immediate energy currency of cells

Which of the following is most closely associated with chromosome?

A advanced HIV disease with severe immune suppression
B fusion of male and female gametes
C drug acting against susceptible bacteria
D DNA-protein structure carrying genetic information

Which statement correctly identifies calcium?

A vitamin important for vision and epithelial health
B reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
C mineral essential for haemoglobin
D mineral important for bones, muscles and nerves

What is the best description of hypertension?

A transmission of genetic traits between generations
B differential survival and reproduction of heritable variants
C male human gamete
D persistently elevated arterial blood pressure

What is the best description of genotype?

A tissue covering surfaces and lining cavities
B genetic constitution for a trait
C system responsible for ventilation and gas exchange
D cell fragments important in blood clotting

Which statement correctly identifies veins?

A cells transporting oxygen mainly using haemoglobin
B selectively permeable boundary around a cell
C DNA-protein structure carrying genetic information
D vessels carrying blood toward heart

In general science, placenta 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 organ enabling exchange between maternal and fetal circulations

What is the best description of vitamin C?

A tiny vessels where exchange with tissues occurs
B vitamin important for collagen synthesis
C organ involved in storage and digestion
D cells transporting oxygen mainly using haemoglobin

Which statement correctly identifies ovum?

A basic structural and functional unit of life
B blood classification based mainly on A/B antigens on red cells
C female human gamete
D specialised cell transmitting nervous signals

Which statement correctly identifies large intestine?

A deficiency, excess or imbalance of nutrients
B chronic inflammatory airway disorder
C vitamin important for blood clotting
D absorbs water/electrolytes and forms faeces

Which of the following is most closely associated with ATP?

A blood-group antigen system important in transfusion and pregnancy
B principal immediate energy currency of cells
C major organ of central nervous system
D organelle containing most genetic material in eukaryotic cells

In general science, connective tissue refers to:

A period of reproductive maturation and secondary sexual characteristics
B substance recognised by immune system and capable of provoking response
C tissue supporting, binding or connecting structures
D reproduction involving fusion of gametes

Which statement correctly identifies ATP?

A drug acting against susceptible bacteria
B principal immediate energy currency of cells
C observable characteristics resulting from genotype and environment
D fusion of male and female gametes

What is the best description of red blood cells?

A developing organism in early post-fertilisation stages
B preparation that stimulates protective immune responses
C biological process producing offspring
D cells transporting oxygen mainly using haemoglobin

Which of the following is most closely associated with skeleton?

A framework of bones supporting and protecting body
B fluid excreted by kidneys containing metabolic wastes
C fluid of lymphatic system involved in immunity and fluid balance
D major site of digestion and nutrient absorption

Which statement correctly identifies diabetes mellitus?

A disorder characterised by chronic high blood glucose
B scientist whose pea experiments established foundational inheritance laws
C principal immediate energy currency of cells
D period of reproductive maturation and secondary sexual characteristics

In general science, blood refers to:

A transmission of genetic traits between generations
B differential survival and reproduction of heritable variants
C biological catalyst, usually a protein
D fluid connective tissue

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

A system of hormone-secreting glands
B tissue covering surfaces and lining cavities
C cell fragments important in blood clotting
D organelles strongly associated with aerobic ATP production

Which statement correctly identifies DNA?

A molecule carrying hereditary information
B hormone associated with fight-or-flight response
C fluid excreted by kidneys containing metabolic wastes
D fat-soluble antioxidant vitamin

What is the best description of antigen?

A hormone promoting growth and influencing metabolism
B vitamin important for blood clotting
C substance recognised by immune system and capable of provoking response
D deficiency, excess or imbalance of nutrients

Which of the following is most closely associated with recessive allele?

A persistently elevated arterial blood pressure
B acute diarrhoeal disease caused by Vibrio cholerae
C allele expressed in simple Mendelian inheritance when no dominant allele masks it
D immune protein that specifically binds an antigen

Which statement correctly identifies ribosome?

A site of protein synthesis
B vitamin important for vision and epithelial health
C large gland involved in metabolism and bile production
D maintenance of stable internal conditions

Which statement correctly identifies vitamin A?

A iron-containing oxygen-carrying protein
B vitamin important for vision and epithelial health
C air sacs where major lung gas exchange occurs
D tissue supporting, binding or connecting structures

In general science, metabolism refers to:

A blood classification based mainly on A/B antigens on red cells
B rapid involuntary response to a stimulus
C sum of chemical reactions in an organism
D selectively permeable boundary around a cell