A. Leaves respire and utilize O2 and release CO2.
B. Stems
C. Roots
D. Branches
Related Mcqs:
- Van neil hypothesis about the production of oxygen during phosynthesis was based on the study and investigations on___________?
A. Bacteria
B. Algae
C. Protenema
D. Cyanobacteria - The main types of plastids are___________?
A. Chloroplasts
B. Chromoplasts
C. Leucoplasts
D. All of these - The tumours which are of small size and localized are___________?
A. benign
B. malignant
C. gentle
D. nasty - Cellular organelles related with H2O2 are___________?
A. Glyoxisomes
B. Lysosomes
C. Peroxisomes
D. Ribosomes - The cells present in testes and secrete testosterone are___________?
A. Sertoli cells
B. Germinal cell
C. Interstitial cells
D. Spermatocyte - Examples of Rhodophytes are___________?
A. Chondrus
B. Polysiphonia
C. Both of these
D. Pinnularia - Most dinoflagellates are___________?
A. Unicellular
B. Multicellular
C. Both of these
D. Zooflagellates - Complex specialized flagellates living symbiotically in the gut of termites are___________?
A. Trichonymphas
B. Trypanosoma
C. Euglena
D. Radiolarians - The simplest of all bryophytes are___________?
A. Thallophytes
B. Embryophytes
C. Mosses
D. Liverworts - The main nitrogenous waste formed in the body of earthworm is/are___________?
A. Ammonia
B. Urea
C. Uric acid
D. Trimethylamine oxide