A. Primary wall
B. Secondary wall
C. Middle lamella
D. All of these
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Related Mcqs:
- In which phase of cell cycle cell organelles are formed?
A. S Phase
B. G1 Phase
C. G2 Phase
D. G0 PhaseSubmitted by: Eesha Khalid
- The cell wall of oomycetes is chiefly composed of___________?
A. Chitin
B. Cellulose
C. Lignin
D. Proteins - Attachment of the bacteriophage with the receptor site on the bacterial cell wall involves_______________?
A. Strong covalent bond between virion and the receptor site.
B. Week chemical unior between them
C. Both A and B depending upon the phage
D. None of these - In which of the following pigments major energy reserves and cell wall are like plants?
A. Rhodophyta
B. Chlorophyta
C. Phaeophyta
D. Chrysophyta - Cyanobacteria have ________ cell wall?
A. Gram +ve.
B. Gram – ve.
C. Acid fast
D. Cellulose rich - Cell wall is absent in___________?
A. Cocci
B. Bacilli
C. Mycobacterium
D. Mycoplasma - ___________ component of cell wall has grreat affinity with water?
A. Lignin
B. Cellulose
C. Pectin
D. All of these - Cell wall is richly impregnated with silica in__________?
A. Rhodophyta
B. Phaeophyta
C. Baciliariophyta
D. Euglenophyta - The cell wall is usually composed of two overlapping halves called epitheca and hypotheca in__________?
A. Diatoms
B. Desmids
C. Pyrrophyta
D. Chlorophyta - Cell wall is extremely well preserved in fossil specimens in__________?
A. Diatoms
B. Dinoflagellates
C. Slime moulds
D. None of these
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