General Science

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

What is the best description of vitamin A?

A fluid connective tissue
B vitamin important for vision and epithelial health
C basic structural and functional unit of life
D functional unit/segment of genetic information

Which of the following is most closely associated with diaphragm?

A major energy-yielding macronutrient
B major muscle aiding breathing
C vitamin important for collagen synthesis
D persistently elevated arterial blood pressure

In general science, pancreas refers to:

A organ producing digestive enzymes and hormones including insulin
B specific immune response with memory
C female human gamete
D human immunodeficiency virus

Which of the following is most closely associated with alveoli?

A air sacs where major lung gas exchange occurs
B fat-soluble antioxidant vitamin
C hormone associated with fight-or-flight response
D diet providing required nutrients and energy in suitable amounts

Which of the following is most closely associated with brain?

A tissue specialised for receiving and transmitting signals
B major organ of central nervous system
C system digesting food and absorbing nutrients
D vessels carrying blood away from heart

What is the best description of heart attack?

A heart-muscle damage due to inadequate coronary blood supply
B allele expressed in simple Mendelian inheritance when no dominant allele masks it
C organ enabling exchange between maternal and fetal circulations
D energy-releasing metabolism without oxygen as required by the pathway

In general science, thyroxine refers to:

A functional unit/segment of genetic information
B fluid connective tissue
C vessels carrying blood toward heart
D thyroid hormone regulating metabolic processes

Which statement correctly identifies aerobic respiration?

A substance recognised by immune system and capable of provoking response
B reproduction involving fusion of gametes
C cellular energy release using oxygen
D enteric fever caused by Salmonella Typhi

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

A vitamin important for collagen synthesis
B persistently elevated arterial blood pressure
C major energy-yielding macronutrient
D vitamin important for blood formation and nervous function

What is the best description of brain?

A blood classification based mainly on A/B antigens on red cells
B specialised cell transmitting nervous signals
C major organ of central nervous system
D observable characteristics resulting from genotype and environment

Which statement correctly identifies homeostasis?

A scientist whose pea experiments established foundational inheritance laws
B period of reproductive maturation and secondary sexual characteristics
C maintenance of stable internal conditions
D principal immediate energy currency of cells

What is the best description of lymph?

A basic structural and functional unit of life
B functional unit/segment of genetic information
C fluid of lymphatic system involved in immunity and fluid balance
D fluid connective tissue

Which statement correctly identifies platelets?

A cellular energy release using oxygen
B major organ of central nervous system
C cell fragments important in blood clotting
D allele expressed in a simple dominant-recessive pairing when present

In general science, brain refers to:

A major organ of central nervous system
B group of similar cells performing a common function
C organelle containing most genetic material in eukaryotic cells
D cells involved in immune defence

Which statement correctly identifies protein?

A macronutrient made of amino acids
B enteric fever caused by Salmonella Typhi
C heart-muscle damage due to inadequate coronary blood supply
D energy-dense macronutrient important in membranes

In general science, typhoid refers to:

A vitamin important for vision and epithelial health
B enteric fever caused by Salmonella Typhi
C maintenance of stable internal conditions
D large gland involved in metabolism and bile production

What is the best description of antibody?

A immune protein that specifically binds an antigen
B mineral essential for haemoglobin
C thiamine, important in carbohydrate metabolism and nerve function
D system of hormone-secreting glands

Which of the following is most closely associated with adrenaline?

A major site of digestion and nutrient absorption
B fluid excreted by kidneys containing metabolic wastes
C fluid of lymphatic system involved in immunity and fluid balance
D hormone associated with fight-or-flight response

In general science, sexual reproduction refers to:

A selectively permeable boundary around a cell
B blood-group antigen system important in transfusion and pregnancy
C rapid involuntary response to a stimulus
D reproduction involving fusion of gametes

Which statement correctly identifies antigen?

A acute diarrhoeal disease caused by Vibrio cholerae
B substance recognised by immune system and capable of provoking response
C major energy-yielding macronutrient
D persistently elevated arterial blood pressure

What is the best description of large intestine?

A macronutrient made of amino acids
B vitamin important for blood formation and nervous function
C hormone that lowers blood glucose
D absorbs water/electrolytes and forms faeces

Which statement correctly identifies white blood cells?

A scientist whose pea experiments established foundational inheritance laws
B principal immediate energy currency of cells
C period of reproductive maturation and secondary sexual characteristics
D cells involved in immune defence

Which of the following is most closely associated with calcium?

A preparation that stimulates protective immune responses
B mineral important for bones, muscles and nerves
C biological process producing offspring
D viral disease mainly transmitted by Aedes mosquitoes

Which statement correctly identifies capillaries?

A vessels carrying blood away from heart
B tissue specialised for receiving and transmitting signals
C tiny vessels where exchange with tissues occurs
D nucleic acid involved in gene expression and protein synthesis