Cell Structure and Organelles MCQs Quiz 14

1. Which plastid contains chlorophyll?

 Leucoplast

 Chromoplast

 Amyloplast

 Chloroplast

2. Telocentric chromosomes are _______ in humans

 Rare

 Highly abundant

 Common

 Absent

3. Chromosomes lacking a centromere are called _______

 Metacentric chromosomes

 Acentric chromosomes

 Telocentric chromosomes

 Polycentric chromosomes

4. The conversion of chloroplasts into chromoplasts occurs during _______

 Cell division

 Seed germination

 Fruit ripening

 Leaf fall

5. Fusion of autophagosomes with lysosomes is mediated by _____________

 SNARE proteins

 Polymerases

 ATP synthase

 DNA ligases

6. Telomeres are best described as ______________

 Protein-only structures at chromosome ends

 Short, repetitive DNA sequences at the ends of linear chromosomes

 Random DNA segments in the cytoplasm

 RNA sequences in the nucleus

7. Telomere shortening occurs mainly due to _______________

 Protein degradation

 RNA instability

 Incomplete replication of chromosome ends

 Excess ATP production

8. Telocentric chromosomes have _______

 Terminal centromere

 No centromere

 Two centromeres

 Central centromere

9. Chromatid separation,  is a key event that occurs during _______ of meiosis or mitosis

 Prophase

 Metaphase

 Telophase

 Anaphase

10. The dark reaction (Calvin cycle) occurs in _______ of the chloroplast

 Cytoplasm

 Stroma

 Granum

 Thylakoid

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Cell Structure and Organelles MCQs Quiz 14

Cell Biology Multiple Choice Questions