Which of the following openings have cilia??
A. Nephrostome
B. Nephridiopore
C. Both of these
D. None of these
Category: Biology Mcqs
Cell wall is the non living , outermost boundary of__________cell??
A. plant
B. bacterial
C. fungal
D. all the above
Those fungi which can grow only on their living host and cannot be grown on available defined growth culture medium e.g. various mildews and most rust species are called_____________??
A. Parasitic fungi
B. Obligate parasitic fungi
C. Facultative parasitic fungi
D. All of these
Mycoplasmas have been included in bacteria because:?
A. Do not have a cell wall
B. Are heterotrophic
C. Lack membrane bounded organelles
D. Reproduce by binary fission
True roots absent in_____________??
A. ferns
B. bryophytes
C. gymnosperms
D. angiosperms
Scolidon or dog fish belong to the group of fishes called__________??
A. Cartilaginous fishes
B. Bony fishes
C. Running fishes
D. Jawless fishes
Which of the following organ is responsible for body metabolism??
A. Kidney
B. Liver
C. Lungs
D. Heart
At which times there is no net gaseous exchange between leaves and the atmosphere.?
A. Day time.
B. Night time.
C. Dawn
