Cladogram considers the following characters
a. Physiological and Biochemical
b. Evolutionary and Phylogenetic
c. Taxonimic and systematic
d. None of the above
What is the basic unit of classification in biodiversity?
A. Genus B. Species C. Phylum D. Class
Which cell is totipotent cell in sponges and capable of transformation into any other type of cell?
A. Archaeocytes B. Spongocytes C. Rhabdiferous cells D. Grey cells
Which cells in sponges secrete polysaccharides that also form part of the mesohyl?
A. Pinacocytes B. Spongocytes C. Rhabdiferous cells D. Grey cells
Which cells in sponges are equivalent of an immune system?
A. Pinacocytes B. Spongocytes C. Rhabdiferous cells D. Grey cells
Which cells secrete the mineralized spicules?
A. Pinacocytes B. Sclerocytes C. Porocytes D. Choanocytes
Cells that form closable inlet valves in sponges to control channels –
A. Pinacocytes B. Myocytes C. Porocytes D. Choanocytes
Inner layer of sponges is formed by
A. Pinacocytes B. Lophocytes C. Collencytes D. Choanocytes
Platelike cells that maintain the size and structure of the sponge
A. Pinacocytes B. Lophocytes C. Collencytes D. Choanocytes
In sponges outer layer is formed of
A. Pinacocytes B. Lophocytes C. Collencytes D. Choanocytes
Cellular level of organisation level of organisation is seen in
A. Sponges B. Platyhelminthes C. Protozoa D. Plasmodium
Cladogram considers the following characters
a. Physiological and Biochemicalb. Evolutionary and Phylogeneticc. Taxonimic and systematicd. […]
Which of the following is not present in same rank?
a. Primatab. Orthopterac. Dipterad. Insecta
Every unit of classification regardless of its rank is
a. Taxonb. Varietyc. Speciesd. Strain
The term biodiversity was first introduced by
A. Carl Woese B. Walter Rosen C. Wilson D. Charles […]
A branching diagram showing the relationship between a number of species is called –
A. Phylogenetics B. Dendrogram C. Cladogram D. Taxonomy
Which is a electronic resource for digital images and description about the species which was developed by Natural History Museum, London?
A. DAISY B. INOTAXA C. SPIDA D. ALIS
Who wrote the book “Historia Generalis Plantarum”?
A. Carl Woese B. John Ray C. Carolus Linnaeus D. […]
Who proposed ‘Trinominal Nomenclature’?
A. Carl Woese B. Huxley and Stricklandt C. Carolus Linnaeus […]
Who wrote the book ‘Origin of species’?
A. Carl Woese B. Huxley and Stricklandt C. Carolus Linnaeus […]
Binomial Nomenclature which was popularised by
A. Carl Woese B. John Ray C. Carolus Linnaeus D. […]