General Science

Which statement correctly identifies muscle tissue?

A immediate non-specific defence
B male human gamete
C fatal viral infection usually transmitted through infected animal saliva
D contractile tissue

What is the best description of platelets?

A differential survival and reproduction of heritable variants
B cell fragments important in blood clotting
C male human gamete
D transmission of genetic traits between generations

Which statement correctly identifies pancreas?

A viral disease mainly transmitted by Aedes mosquitoes
B organ producing digestive enzymes and hormones including insulin
C disorder characterised by chronic high blood glucose
D preparation that stimulates protective immune responses

What is the best description of cell?

A cells transporting oxygen mainly using haemoglobin
B basic structural and functional unit of life
C DNA-protein structure carrying genetic information
D selectively permeable boundary around a cell

Which statement correctly identifies insulin?

A specialised cell transmitting nervous signals
B basic structural and functional unit of life
C hormone that lowers blood glucose
D blood classification based mainly on A/B antigens on red cells

What is the best description of typhoid?

A tissue covering surfaces and lining cavities
B enteric fever caused by Salmonella Typhi
C system responsible for ventilation and gas exchange
D cell fragments important in blood clotting

Which of the following is most closely associated with spinal cord?

A large gland involved in metabolism and bile production
B air sacs where major lung gas exchange occurs
C iron-containing oxygen-carrying protein
D major neural pathway between brain and peripheral nervous system

Which statement correctly identifies puberty?

A period of reproductive maturation and secondary sexual characteristics
B iron-containing oxygen-carrying protein
C tissue supporting, binding or connecting structures
D air sacs where major lung gas exchange occurs

Which of the following is most closely associated with enzyme?

A functional unit/segment of genetic information
B basic structural and functional unit of life
C specialised cell transmitting nervous signals
D biological catalyst, usually a protein

In general science, vitamin D refers to:

A energy-dense macronutrient important in membranes
B vitamin important for collagen synthesis
C hormone that raises blood glucose
D vitamin important for calcium/phosphate balance and bone health

Which of the following is most closely associated with haemoglobin?

A DNA-protein structure carrying genetic information
B cells transporting oxygen mainly using haemoglobin
C iron-containing oxygen-carrying protein
D fluid of lymphatic system involved in immunity and fluid balance

What is the best description of AIDS?

A maintenance of stable internal conditions
B advanced HIV disease with severe immune suppression
C air sacs where major lung gas exchange occurs
D large gland involved in metabolism and bile production

What is the best description of asthma?

A sum of chemical reactions in an organism
B place where two or more bones meet
C change in heritable population characteristics over generations
D chronic inflammatory airway disorder

In general science, HIV refers to:

A vitamin important for collagen synthesis
B human immunodeficiency virus
C hormone that raises blood glucose
D major energy-yielding macronutrient

What is the best description of asexual reproduction?

A substance applied to living tissue to reduce microorganisms
B reproduction involving one parent and generally no gamete fusion
C viral liver infection caused by hepatitis B virus
D developing organism in early post-fertilisation stages

Which statement correctly identifies sperm?

A cellular energy release using oxygen
B allele expressed in a simple dominant-recessive pairing when present
C major organ of central nervous system
D male human gamete

In general science, glucagon refers to:

A organelle containing most genetic material in eukaryotic cells
B hormone that raises blood glucose
C cells involved in immune defence
D group of similar cells performing a common function

Which statement correctly identifies reflex action?

A basic structural and functional unit of life
B sum of chemical reactions in an organism
C rapid involuntary response to a stimulus
D change in heritable population characteristics over generations

Which of the following is most closely associated with placenta?

A fluid containing enzymes such as amylase
B hormone that raises blood glucose
C organ filtering blood and forming urine
D organ enabling exchange between maternal and fetal circulations

Which statement correctly identifies antibody?

A immune protein that specifically binds an antigen
B brain injury due to interrupted blood flow or bleeding
C fat-soluble antioxidant vitamin
D diet providing required nutrients and energy in suitable amounts

What is the best description of neuron?

A scientist whose pea experiments established foundational inheritance laws
B reproduction involving fusion of gametes
C period of reproductive maturation and secondary sexual characteristics
D specialised cell transmitting nervous signals

Which of the following is most closely associated with muscle tissue?

A change in heritable population characteristics over generations
B genetic constitution for a trait
C sum of chemical reactions in an organism
D contractile tissue

Which statement correctly identifies epithelial tissue?

A disorder characterised by chronic high blood glucose
B preparation that stimulates protective immune responses
C tissue covering surfaces and lining cavities
D viral disease mainly transmitted by Aedes mosquitoes

Which of the following is most closely associated with cell?

A hormone that lowers blood glucose
B stores and concentrates bile
C vitamin important for blood formation and nervous function
D basic structural and functional unit of life

Which statement correctly identifies placenta?

A nucleic acid involved in gene expression and protein synthesis
B vessels carrying blood away from heart
C tissue specialised for receiving and transmitting signals
D organ enabling exchange between maternal and fetal circulations