General Science

Which of the following is most closely associated with RNA?

A substance recognised by immune system and capable of provoking response
B heart-muscle damage due to inadequate coronary blood supply
C enteric fever caused by Salmonella Typhi
D nucleic acid involved in gene expression and protein synthesis

In general science, kidney refers to:

A organ filtering blood and forming urine
B biological process producing offspring
C developing organism in early post-fertilisation stages
D allele expressed in a simple dominant-recessive pairing when present

In general science, saliva refers to:

A vitamin important for blood formation and nervous function
B disorder characterised by chronic high blood glucose
C macronutrient made of amino acids
D fluid containing enzymes such as amylase

What is the best description of respiratory system?

A muscular organ pumping blood
B contractile tissue
C system responsible for ventilation and gas exchange
D molecule carrying hereditary information

Which statement correctly identifies kidney?

A organ filtering blood and forming urine
B fatal viral infection usually transmitted through infected animal saliva
C male human gamete
D immediate non-specific defence

In general science, aerobic respiration refers to:

A cell formed by gamete fusion
B substance applied to living tissue to reduce microorganisms
C cellular energy release using oxygen
D change in genetic material

In general science, nucleus refers to:

A organ producing digestive enzymes and hormones including insulin
B organelle containing most genetic material in eukaryotic cells
C system of hormone-secreting glands
D thiamine, important in carbohydrate metabolism and nerve function

Which statement correctly identifies vitamin C?

A organ producing digestive enzymes and hormones including insulin
B major muscle aiding breathing
C system of hormone-secreting glands
D vitamin important for collagen synthesis

Which of the following is most closely associated with ABO blood group?

A developing organism in early post-fertilisation stages
B blood classification based mainly on A/B antigens on red cells
C allele expressed in a simple dominant-recessive pairing when present
D biological process producing offspring

Which of the following is most closely associated with asexual reproduction?

A reproduction involving one parent and generally no gamete fusion
B functional unit/segment of genetic information
C basic structural and functional unit of life
D specialised cell transmitting nervous signals

In general science, dominant allele refers to:

A reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
B allele expressed in a simple dominant-recessive pairing when present
C thiamine, important in carbohydrate metabolism and nerve function
D mineral essential for haemoglobin

Which of the following is most closely associated with lymph?

A vitamin important for blood formation and nervous function
B fluid of lymphatic system involved in immunity and fluid balance
C stores and concentrates bile
D hormone that lowers blood glucose

Which statement correctly identifies evolution?

A persistently elevated arterial blood pressure
B change in heritable population characteristics over generations
C major energy-yielding macronutrient
D acute diarrhoeal disease caused by Vibrio cholerae

Which statement correctly identifies lymph?

A fluid of lymphatic system involved in immunity and fluid balance
B tissue supporting, binding or connecting structures
C major muscle aiding breathing
D iron-containing oxygen-carrying protein

What is the best description of DNA?

A molecule carrying hereditary information
B organ producing digestive enzymes and hormones including insulin
C system of hormone-secreting glands
D major muscle aiding breathing

What is the best description of nervous tissue?

A chronic inflammatory airway disorder
B tissue specialised for receiving and transmitting signals
C human immunodeficiency virus
D specific immune response with memory

What is the best description of spinal cord?

A biological catalyst, usually a protein
B major neural pathway between brain and peripheral nervous system
C place where two or more bones meet
D differential survival and reproduction of heritable variants

What is the best description of glucagon?

A hormone that raises blood glucose
B change in genetic material
C rapid involuntary response to a stimulus
D blood-group antigen system important in transfusion and pregnancy

Which of the following is most closely associated with balanced diet?

A sum of chemical reactions in an organism
B diet providing required nutrients and energy in suitable amounts
C change in heritable population characteristics over generations
D genetic constitution for a trait

Which statement correctly identifies liver?

A large gland involved in metabolism and bile production
B enteric fever caused by Salmonella Typhi
C heart-muscle damage due to inadequate coronary blood supply
D energy-dense macronutrient important in membranes

Which of the following is most closely associated with vitamin B1?

A hormone promoting growth and influencing metabolism
B mineral important for bones, muscles and nerves
C removal of metabolic waste products
D thiamine, important in carbohydrate metabolism and nerve function

Which statement correctly identifies nervous tissue?

A reproduction involving one parent and generally no gamete fusion
B immune protein that specifically binds an antigen
C tissue specialised for receiving and transmitting signals
D organ enabling exchange between maternal and fetal circulations

In general science, small intestine refers to:

A fatal viral infection usually transmitted through infected animal saliva
B brain injury due to interrupted blood flow or bleeding
C major site of digestion and nutrient absorption
D diet providing required nutrients and energy in suitable amounts

Which statement correctly identifies gallbladder?

A advanced HIV disease with severe immune suppression
B stores and concentrates bile
C infectious disease caused mainly by Mycobacterium tuberculosis
D drug acting against susceptible bacteria

Which statement correctly identifies fat?

A energy-dense macronutrient important in membranes
B advanced HIV disease with severe immune suppression
C infectious disease caused mainly by Mycobacterium tuberculosis
D drug acting against susceptible bacteria