Select the wrong statement.
1. Bacterial cell wall is made up of peptidoglycan
2. Pili and fimbriae are mainly involved in motility of bacterial cells
3. Cyanobacteria lack flagellated cells
4. Mycoplasma is a wall-less microorganism
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe structures that help some bacteria to attach to rocks and/or host tissues are
1. Rhizoids
2. Fimbriae
3. Mesosomes
4. Holdfast
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the following and select the correct answer :
List - I
A) Centriole
B) Chlorophyll
C) Cristae
D) Ribozymes
List – II
(i) Infoldings in mitochondria
(ii) Thylakoids
(iii) Nucleic acids
(iv) Basal body cilia or flagella
1. A-iv B-ii C-i D-iii
2. A-i B-ii C-iv D-iii
3. A-i B-iii C-ii D-iv
4. A-iv B-iii C-i D-ii
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFlagella of prokaryotic and eukaryotic cells differ in :-
1. Location in cell and mode of functioning
2. Microtubular organization and type of movement
3. Microtubular organization and function
4. Type of movement & placement in cell
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMitotic spindle is mainly composed of which protein :-
1. Actin
2. Tubulin
3. Actomyosin
4. Myoglobin
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMicrotubules absent in : -
1. Mitochondria
2. Flagella
3. Spindle fibres
4. Centriole
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyRole of microtubules :
1. To help in cell division
2. Cell membrane formation
3. Respiration
4. Pinocytosis
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology