Classification Of Living Things - SS1 Biology Past Questions and Answers - page 2
List 5 differences between Prokaryotic and Eukaryotic cells.
(a) Eukaryotes can be single-celled or multicellular whilst Prokaryotes are single-celled.
(b) Prokaryotes have no true nucleus whilst Eukaryotes do.
(c) Prokaryotes lack membrane bound organelles whilst Eukaryotes possess them.
(d) Prokaryotes are typically smaller and less complex than eukaryotes
(e) Prokaryotes reproduce asexually through binary fission whilst Eukaryotes can reproduce both sexually and asexually.
Based on the shape of their cell walls, bacteria can be classified into three groups. Name them.
Bacilli, Cocci, and Spirilla
Contrast the characteristics of Monocotyledonae and Dicotyledonae plants.
(a) Monocotyledonae plants have one seed leaf in their embryo whilst Dicotyledonae plants have two.
(b) Monocotyledonae plants have an adventurous root system whilst Dicotyledonae plants have a tap root system.
(c) Monocotyledonae plants have an unbranched stem whilst Dicotyledonae plants have a branched stem.
(d) Monocotyledonae plants have leaves with parallel venation whilst Dicotyledonae plants have leaves with net venation.
What is the difference between endothermic and poikilothermic animals?
Endothermic animals can maintain a relatively constant internal body temperature whilst poikilothermic animals rely on external heat sources to regulate their body temperature.
Which of the following is a characteristic feature of the Monera kingdom?
Presence of a true nucleus
Multicellularity
Unicellular organization
Which of the following is an example of a Monera organism?
Amoeba
Bacteria
Mushroom
What is the mode of nutrition in Monera organisms?
Heterotrophic
Autotropic
Parasitic
Which of the following is not a phylum in the animal kingdom?
Arthropoda
Angiospermae
Chordata
Which phylum includes animals with a segmented body and jointed appendages?
Annelida
Cnidaria
Echinodermata
Which class of vertebrates includes animals with a bony skeleton and paired fins?
Reptilia
Aves
Actinopterygii