DELSU Biology 2020/2021 Past Questions

Practice each question, then open it to see the full details.

............. is a form of sexual reproduction

A.Grafting
B.Budding
C.Fission
D.Conjugation
E.Regeneration

........... is involved in the mechanism of expelling water from the protozoans during the process of____________

A.Contractile vacuole, Osmoregulation
B.Contractile vacuole, Phagocytosis
C.Food vacuole, Ultrafilteration
D.Food vacuole, Pinocytosis
E.Cell membrane, Pinocytosis

............ is used for photosynthesis in Euglena sp.

A.Reservoir
B.Nucleus
C.Chloroplast
D.Paramylon granule
E.Pellicle

A heart with four chambers is found in ...........

A.Fishes
B.Insects
C.Snails
D.Rats
E.Worms

which of these is the largest single cell in the body ?

A.the neuron
B.the ovum
C.liver cell
D.muscle cell

blue-green algae belong to the phylum

A.cyanophyta
B.schizophyta
C.chlorophyta
D.cryophyte

the concept of antibiotic started with the work of

A.george mendel
B.mary slessor
C.louis pasteur
D.alexander fleming

the botanical name of yellow yam is

A.dioscoreacayenensis
B.dioscorearotundata
C.dioscorealata
D.dioscoreadumentorum