Biology cell
questions
1.Nuclear membrane and nucleus rapper during.
2. The chromatids of a chromosome are attached at a point called
(a) Centriole (b) Chromere (c) Centromere (d) Centromere
(b) Metaphase (d) Telophase
(a) 16 (b)8 (c)4 (d)5
5. The meiotic stare where synapsis take place is
(a) Leptotene (b) Zygotene (c) Pachytene (d) Diplotene
6. Leucoplasts are the plastids that
(a) Carry photosynthesis
(b) give color to fruits
(c) are colourless
(d) contain caroteroid pigment
7. Protein factory of the cell is
(a) Nucleus (c) Chloroplast
c)Mitochondria (d) Ribosome
8. Power house of the cell is
(a) Lysosome (b)golgi complex
(c) Mitochondria (d) Ribsome
9. Which of the following organelle is called suicidal bag of cell
(a) Lysosome (b) golgi body
(c) Mitochondria (d) Chloroplast
10. The site of respiration in Euxaryotic cell is
(a) Mitochondria (b) Lysosome
(c) Mesosome (d) Nucleolous
11. Terminalization of chiasmata occurs during
(a) Zygotene (b) Pachytene (c) Diplotene
(d) Di VAkinsis
12. Centromere divides during
(a) Metaphose - I (b) Anaphase -1
(c) Metaphase - II (d) Anaphase - II
13. The 80 s ribosome has two sub units which are golgi complex Chromosomes
(a) 30 s and 50 s (b) 40 s and 60 s
(c) 40 s and 40 s (d) 20 s and 60 s
14. Ribosomes are found attached to
(a) Chloroplast (b) Mitochondria
(c) Endoplasmic reticuitun (d) Golgi body
15. Nucleolous is present in
(a) Cytoplasm (b)Nucleoplasm
(c) On nuclear membrane
(d)Cell membrane
16. Father of cytology is
(a) Aristotle Hooke (b)Theophrastus
(c)Cuvier (d)Robert Hooke
17. Kreb's cycle takes places in :
(a) Cytoplasm (b)Mitochondria (c)Ribosomc (d)Golgi body
18. Glycolysis takes place in
(a) Nucleus (b)Mitochondria (c) Cytoplasm (d)Ribosome
19. Crossing over occurs in stage of meiosis cell division.
(a) Leptotene (b) Zygotene (c) Pachytene (d)Diplotene
20. Cell wall of Bacteria and Blue green is made up of
(a) Pectin (b)Cellulose (c)Chitin (d)Muramic acid
21. Cell wall of Fungi is made up of
(a) Pectin (b)Cellulose (c)Chitin
(d) Muramic acid
22. Cell wall of higher plants is made up of (a) Pectin (b) Cellulose (c) Chitin
(d) Muramic acid
23. Cell wall is interrupted by small minute pores called
(a) Plasmodesmata (b) Microtubules (c) Pits (d) Desmosores
24. Formation of RNA from DNA is termed as
(a) Duplication (b) Transduction
(c) Transcription (d) Translation
25. A prokaryotic cell lacks
(a) Membrane bounded organelles
(b) Nucleolus (c) Nuclear membrane
(d) All of these