General Science

In general science, dengue refers to:

A tiny vessels where exchange with tissues occurs
B viral disease mainly transmitted by Aedes mosquitoes
C organ involved in storage and digestion
D functional unit of kidney

What is the best description of fat?

A energy-dense macronutrient important in membranes
B persistently elevated arterial blood pressure
C acute diarrhoeal disease caused by Vibrio cholerae
D macronutrient made of amino acids

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

A Plasmodium infection transmitted by infected female Anopheles mosquitoes
B reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
C mineral essential for haemoglobin
D vitamin important for calcium/phosphate balance and bone health

Which statement correctly identifies urine?

A substance applied to living tissue to reduce microorganisms
B change in genetic material
C cell formed by gamete fusion
D fluid excreted by kidneys containing metabolic wastes

What is the best description of diabetes mellitus?

A drug acting against susceptible bacteria
B observable characteristics resulting from genotype and environment
C disorder characterised by chronic high blood glucose
D fusion of male and female gametes

Which statement correctly identifies red blood cells?

A change in heritable population characteristics over generations
B female human gamete
C cells transporting oxygen mainly using haemoglobin
D genetic constitution for a trait

In general science, capillaries refers to:

A tiny vessels where exchange with tissues occurs
B large gland involved in metabolism and bile production
C air sacs where major lung gas exchange occurs
D cell fragments important in blood clotting

Which statement correctly identifies asexual reproduction?

A female human gamete
B reproduction involving one parent and generally no gamete fusion
C genetic constitution for a trait
D change in heritable population characteristics over generations

In general science, anaemia refers to:

A allele expressed in simple Mendelian inheritance when no dominant allele masks it
B energy-releasing metabolism without oxygen as required by the pathway
C reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
D major neural pathway between brain and peripheral nervous system

What is the best description of gene?

A vitamin important for calcium/phosphate balance and bone health
B functional unit of kidney
C thyroid hormone regulating metabolic processes
D functional unit/segment of genetic information

Which of the following is most closely associated with tuberculosis?

A fluid excreted by kidneys containing metabolic wastes
B infectious disease caused mainly by Mycobacterium tuberculosis
C major site of digestion and nutrient absorption
D fluid of lymphatic system involved in immunity and fluid balance

Which statement correctly identifies reproduction?

A drug acting against susceptible bacteria
B cell formed by gamete fusion
C biological process producing offspring
D change in genetic material

What is the best description of phenotype?

A tiny vessels where exchange with tissues occurs
B observable characteristics resulting from genotype and environment
C cells transporting oxygen mainly using haemoglobin
D organ involved in storage and digestion

Which of the following is most closely associated with phenotype?

A vitamin important for blood formation and nervous function
B macronutrient made of amino acids
C disorder characterised by chronic high blood glucose
D observable characteristics resulting from genotype and environment

Which statement correctly identifies embryo?

A developing organism in early post-fertilisation stages
B DNA-protein structure carrying genetic information
C cells transporting oxygen mainly using haemoglobin
D selectively permeable boundary around a cell

Which statement correctly identifies AIDS?

A functional unit of kidney
B advanced HIV disease with severe immune suppression
C thyroid hormone regulating metabolic processes
D vitamin important for calcium/phosphate balance and bone health

Which of the following is most closely associated with joint?

A organ producing digestive enzymes and hormones including insulin
B thiamine, important in carbohydrate metabolism and nerve function
C system of hormone-secreting glands
D place where two or more bones meet

Which of the following is most closely associated with growth hormone?

A hormone that raises blood glucose
B organ filtering blood and forming urine
C fluid containing enzymes such as amylase
D hormone promoting growth and influencing metabolism

Which of the following is most closely associated with cell membrane?

A selectively permeable boundary around a cell
B mineral important for bones, muscles and nerves
C vitamin important for vision and epithelial health
D maintenance of stable internal conditions

Which of the following is most closely associated with excretion?

A specialised cell transmitting nervous signals
B removal of metabolic waste products
C basic structural and functional unit of life
D functional unit/segment of genetic information

In general science, reflex action refers to:

A site of protein synthesis
B rapid involuntary response to a stimulus
C tissue supporting, binding or connecting structures
D framework of bones supporting and protecting body

In general science, tuberculosis refers to:

A infectious disease caused mainly by Mycobacterium tuberculosis
B major muscle aiding breathing
C contractile tissue
D muscular organ pumping blood

Which of the following is most closely associated with heredity?

A removal of metabolic waste products
B vitamin important for blood clotting
C hormone promoting growth and influencing metabolism
D transmission of genetic traits between generations

Which statement correctly identifies obesity?

A excessive body fat that may impair health
B cell formed by gamete fusion
C substance applied to living tissue to reduce microorganisms
D change in genetic material

In general science, diabetes mellitus refers to:

A selectively permeable boundary around a cell
B disorder characterised by chronic high blood glucose
C rapid involuntary response to a stimulus
D blood-group antigen system important in transfusion and pregnancy