The polyphyletic grouping of organisms is based on:
Shared ancestral characteristics.
Homologous characteristics derived from a common ancestor.
Analogous characteristics due to convergent evolution.
A combination of ancestral and derived characteristics.
Related Questions
Which one of the following floral characters, is shared by Ruscus and ray florets of Tridax?
Nature of perianth
Unisexuality
Zygomorphy
Number of stigmas
The most advanced family is
Cruciferae
Cucurbitaceae
Compositae
Euphorbiaceae
The family containing mustard and its main characters are
Brassicaceae - Tetramerous flowers, six stamens, bicarpellarygynoecium, siliqua type fruit
Brassicaceae - Pentramerous flowers, many stamens, pentacarpellarygynoecium, capsule type fruit
Solanaceae – Pentamerous flowers, five stamens, bicarpellarygynoecium berry type fruit
Poaceae – Trimerous flowers, three stamens, monocarpellary gynoecium, caryopsis type of fruit
Two stamens as exception in Cruciferae are found in
Nastrusium
Senebirea
Raphanus
Brassica
Which of the following is not a characteristic feature of Fabaceae?
Descendingly imbricate, ten stamens, diadelphous, ovary superior
Sepals five, gamosepalous, imbricate aestivation, placentation marginal
Monocarpellary, ovary superior, style long, slightly bent at the apex
Corolla, five petals, polypetalous, anterior one large and outermost
In China rose, five carpels are fused at base. This condition is called
Pentacarpellary, syncarpous and pentalocular
Pentacarpellary, apocarpous and pentalocular
Polycarpellary, syncarpous and pentalocular
Pentacarpellary, syncarpous and multilocular
Which of the given is medicinal plant of family Fabaceae?
Petunia
Gloriosa
Muliathi
Belladonna
Which of the following are not characteristic features of Fabaceae?
Legume type of fruit
Presence of root nodules
Axile placentation
Leaves often compound
Tricarpellary, syncarpous, superior ovary is seen in
Allium
Oenothera
Solanum
Dolichus
Tricarpellary, syncarpous, superior ovary is seen in
Allium
Oenothera
Solanum
Dolichus
