Classification Of Living Things - SS1 Biology Past Questions and Answers - page 2

(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.

Bacilli, Cocci, and Spirilla

(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.

Endothermic animals can maintain a relatively constant internal body temperature whilst poikilothermic animals rely on external heat sources to regulate their body temperature.

Unicellular organization

Bacteria

Heterotrophic

Angiospermae

Annelida

Actinopterygii