Approximately _____ species of bacteria are known to cause diseases in humans.

Bats & humming birds belong to___________?

A. Endotherms
B. Ectotherms
C. Heterotherms
D. Homeotherms

Due to which property of Adiantum and example of Filicinae is called Maidenhairfern________________?

A. Its short thick branched horizontally growing rhizome
B. Fibrous adventituous roots arise from the lower side of rhizome
C. Shows heteromorphic alternation of generation
D. Stipe (stalk) and rachis of leaf have black smooth and shiny hair like structures

Glycolipids and glycoproteins have structural role in the ______________ matrix of animal and bacterial cell?

A. Extracellular
B. Intracellular
C. Both of these
D. Glucose

Pollen grains in us have __________ for dispersal through wind?

A. Flagella
B. Cilia
C. Wings
D. Feathers

By which of the following mechanism unicellular yeast reproduce?

A. Sporing
B. Conidiation
C. Budding
D. Fragmentation

Of the following which one is not the characteristic of dinoflagellates?

A. Most of them are unicellular
B. They have blooms
C. Their cells are often covered with shells of interlocking cellulose plates impregnated with calcium
D. None of these