Flagella are composed of________?
A. micro tubules
B. micro filaments
C. intermediate filaments
D. glycoproteins
A. micro tubules
B. micro filaments
C. intermediate filaments
D. glycoproteins
Sperms of liverworts, mosses, ferns move towards archegonia, in response to uncleic acid released by the ovum. This is an example of ____________?
A. Chemotropic movement
B. Chemotactic movement
C. Chemosastic movement
D. Haptonastic movement
Of the following which one is not the characteristic of mitochondria?
A. It contains F1 particles
B. It is involved in the synthesis of protein
C. It is a self replicating organelle
D. Number of mitochondria is constant
A. staphylococcus
B. Mycobacterium
C. Streptococcus
D. Propionibacterium
Which one of these is an insect?
A. Mite
B. Spider
C. Moth
D. Scorpion
A.Thermal adaptation shown by animals
B. wind adaptation shown by animals
C. adaptation of animals to escape from predators
D. none of the above
A. tracheophytes
B. bryophytes
C. pteridophytes
D. all of these