Biology Mcqs

mitochondria in ear lobe cells are nearly____________?

A. 40
B. 50
C. 55
D. 60

mitochondria in heart muscles are nearly_____________?

A. 400
B. 375
C. 350
D. 325

in which cell ribosome are of large size and present either on endoplasmic reticulum or free in cytoplasm?

A. prokaryotic
B. eukaryotic
C. both
D. all the above

Ferns are included in__________?

A. Psilopsida
B. Lycopsida
C. Sphenopsida
D. Pteropsida

Which of the following of bryophytes are the simplest one?

A. Porella
B. Funaria
C. Anthocerus
D. Polytrichum

Antheridia and archegonia are born on ______________ in bryophytes.

A. Sporophyte
B. Gametophyte
C. Both of these
D. None of these

Which of the following statement about plants is incorrect?

A. All are eukaryotes
B. They are multicellular.
C. Non-motile organisms
D. They Are heterotrophes

Psedudocoelom is character of____________?

A. Coelenterates
B. Platyhelminthes
C. Aschelminthes
D. Annelids

Free living example of Platyhelminthes is____________?

A. Dugesia
B. Fasciola
C. Taenia
D. None of these

The resolving power of electric microscope is____________?

A. 0.2 mm
B. 0.2 nm
C. 0.2 m
D. none of these