General Science

Which statement correctly identifies enzyme?

A male human gamete
B differential survival and reproduction of heritable variants
C transmission of genetic traits between generations
D biological catalyst, usually a protein

In general science, RNA refers to:

A excessive body fat that may impair health
B infectious disease caused mainly by Mycobacterium tuberculosis
C nucleic acid involved in gene expression and protein synthesis
D mineral important for bones, muscles and nerves

What is the best description of connective tissue?

A tissue supporting, binding or connecting structures
B acute diarrhoeal disease caused by Vibrio cholerae
C persistently elevated arterial blood pressure
D major energy-yielding macronutrient

In general science, Rh factor refers to:

A immune protein that specifically binds an antigen
B blood-group antigen system important in transfusion and pregnancy
C reproduction involving one parent and generally no gamete fusion
D organ enabling exchange between maternal and fetal circulations

What is the best description of tuberculosis?

A framework of bones supporting and protecting body
B site of protein synthesis
C infectious disease caused mainly by Mycobacterium tuberculosis
D principal immediate energy currency of cells

Which statement correctly identifies anaerobic respiration?

A developing organism in early post-fertilisation stages
B biological process producing offspring
C energy-releasing metabolism without oxygen as required by the pathway
D preparation that stimulates protective immune responses

Which of the following is most closely associated with embryo?

A major site of digestion and nutrient absorption
B fluid of lymphatic system involved in immunity and fluid balance
C developing organism in early post-fertilisation stages
D fluid excreted by kidneys containing metabolic wastes

Which statement correctly identifies vitamin E?

A functional unit of kidney
B fat-soluble antioxidant vitamin
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 respiratory system?

A maintenance of stable internal conditions
B vitamin important for vision and epithelial health
C system responsible for ventilation and gas exchange
D mineral important for bones, muscles and nerves

In general science, arteries refers to:

A fluid connective tissue
B tiny vessels where exchange with tissues occurs
C vessels carrying blood away from heart
D functional unit/segment of genetic information

In general science, stomach refers to:

A infectious disease caused mainly by Mycobacterium tuberculosis
B mineral important for bones, muscles and nerves
C organ involved in storage and digestion
D excessive body fat that may impair health

Which of the following is most closely associated with anaemia?

A reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
B functional unit/segment of genetic information
C basic structural and functional unit of life
D specialised cell transmitting nervous signals

What is the best description of arteries?

A change in heritable population characteristics over generations
B vessels carrying blood away from heart
C sum of chemical reactions in an organism
D place where two or more bones meet

What is the best description of fertilisation?

A fusion of male and female gametes
B rapid involuntary response to a stimulus
C change in genetic material
D blood-group antigen system important in transfusion and pregnancy

Which statement correctly identifies metabolism?

A sum of chemical reactions in an organism
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

What is the best description of mutation?

A stores and concentrates bile
B system digesting food and absorbing nutrients
C change in genetic material
D vessels carrying blood away from heart

Which statement correctly identifies anaemia?

A reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin
B genetic constitution for a trait
C change in heritable population characteristics over generations
D female human gamete

What is the best description of insulin?

A energy-releasing metabolism without oxygen as required by the pathway
B organ enabling exchange between maternal and fetal circulations
C hormone that lowers blood glucose
D allele expressed in simple Mendelian inheritance when no dominant allele masks it

In general science, balanced diet refers to:

A diet providing required nutrients and energy in suitable amounts
B biological process producing offspring
C developing organism in early post-fertilisation stages
D allele expressed in a simple dominant-recessive pairing when present

What is the best description of rabies?

A tiny vessels where exchange with tissues occurs
B cells transporting oxygen mainly using haemoglobin
C fatal viral infection usually transmitted through infected animal saliva
D organ involved in storage and digestion

Which statement correctly identifies hepatitis B?

A viral liver infection caused by hepatitis B virus
B macronutrient made of amino acids
C vitamin important for blood formation and nervous function
D hormone that lowers blood glucose

In general science, malnutrition refers to:

A deficiency, excess or imbalance of nutrients
B blood classification based mainly on A/B antigens on red cells
C observable characteristics resulting from genotype and environment
D fusion of male and female gametes

In general science, AIDS refers to:

A thiamine, important in carbohydrate metabolism and nerve function
B advanced HIV disease with severe immune suppression
C mineral essential for haemoglobin
D reduced oxygen-carrying capacity of blood, commonly due to low haemoglobin

What is the best description of HIV?

A human immunodeficiency virus
B vessels carrying blood away from heart
C system digesting food and absorbing nutrients
D stores and concentrates bile

What is the best description of veins?

A site of protein synthesis
B vessels carrying blood toward heart
C principal immediate energy currency of cells
D framework of bones supporting and protecting body