Cell Organelles (Class XI/XII)
Comprehensive quiz on cell organelles including mitochondria, lysosomes, Golgi apparatus, ribosomes, cytoskeleton (microtubules, microfilaments), and plastids. For Class XI/XII biology students.
Questions
According to Huxley, the physical basis of life is
- cell
- protoplasm
- nucleus
- mitochondria
What are the flat membrane bound structures that together comprise golgi apparatus called?
- Perioxisomes
- Vesicles
- Dictyosomes
- Endoplasmic reticulum
The process of oxidative phosphorylation takes place in the
- F1 particles of inner mitochondrial membrane
- matrix of mitochondria
- cytoplasm
- outer mitochondrial membrane
The enzyme succinate dehydrogenase involved in TCA cycle is found in the
- matrix of mitochondria
- outer membrane of mitochondria
- inner mitochondrial membrane
- inter-membrane space
Which sub-units constitute the mitochondrial ribosomes?
- 60S and 40S
- 30S and 50S
- 60S and 50S
- 30S and 40S
What are lysosomes with undigested phogosome residues called?
- Autophagosomes
- Residual bodies
- Spherosomes
- Glyoxosomes
Newly pinched off vesicles from golgi body are called
- secondary lysosomes
- residual bodies
- primary lysosomes
- autophagosomes
The mitochondria electron transport chain takes place in the
- matrix
- inner-membrane
- outer-membrane
- inter-membrane space
What does the fusion of primary lysosomes with phagosome yield?
- Residual body
- Secondary lysosome
- Autophagosome
- Spherosome
Which of the following statements is incorrect?
- S stands for sedimentation coefficient of ribosome.
- High concentration of Mg ions is required for the attachment of ribosomal units.
- Ribosomes are porous organelles.
- Ribosomes are formed inside nucleolus.
The TCA cycle enzymes are located in the
- cristae of mitochondria
- matrix of mitochondria
- inter-membrane space of mitochondria
- inner boundary membrane of mitochondria
At which stage of mitosis do microtubules form spindle?
- Metaphase
- Anaphase
- Prophase
- Interphase
What are microsomes?
- Vesicles of golgi bodies
- Vesicles of endoplasmic reticulum
- Newly formed lysosomes
- Microbodies
Which of the following cell organelles have a contractile function?
- Microtubules
- Microfilaments
- Intermediate filaments
- Flagella
Which of the following are protein-storing plastids?
- Amyloplasts
- Elaioplasts
- Aleuroplasts
- Phaeoplasts