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HSSC Laboratory Asst. / Dt.-01-01-2023 Morning Shift (Cat. No. 11,12,13,14,15)
📆 December 16, 2024
Total Questions: 100
41.
When the ribosomes of nucleolus leave the nucleus, they do important work of:
(a) Synthesizing cell wall
(b) Making of epithelium
(c) Synthesizing proteins
(d) Synthesizing glycogen
Correct Answer:
(c) Synthesizing proteins
42.
If the centromere is located at the proximity of the end of a chromosome, it is known as:
(a) Acrocentric
(b) Metacentric
(c) Telocentric
(d) Submetacentric
Correct Answer:
(a) Acrocentric
43.
Balbiani Rings are the sites of:
(a) Lipid synthesis
(b) Polysaccharide synthesis
(c) Nucleotide synthesis
(d) RNA and protein synthesis
Correct Answer:
(d) RNA and protein synthesis
44.
Many cells function properly and divide mitotically even though they do not have:
(a) Plasma
(b) Cytoskeleton
(c) Mitochondria
(d) Plastids
Correct Answer:
(d) Plastids
45.
The content of the nucleolus is continuous with nucleoplasm-
(a) through microtubules
(b) due to lack of membrane
(c) through nuclear pores
(d) due to presence of channels in membrane
Correct Answer:
(b) due to lack of membrane
46.
Which of the following plays a significant role in the initial joining of sister chromatids after replication?
(a) Cohesins
(b) Topoisomerases
(c) Condensins
(d) Histones
Correct Answer:
(a) Cohesins
47.
Heterochromatin is usually localized to the periphery of the-
(a) cytoplasm
(b) nucleus
(c) cell wall
(d) cell membrane
Correct Answer:
(c) cell wall
48.
Name the part of a chromosome where t-loop is found-
(a) Telomere
(b) Centromere
(c) Acromere
(d) Tetraplex
Correct Answer:
(a) Telomere
49.
In which typical stage are Lampbrush chromosomes observed?
(a) Mitotic anaphase
(b) Mitotic metaphase
(c) Mitotic prophase
(d) Meiotic prophase
Correct Answer:
(d) Meiotic prophase
50.
Cells involved in innate immunity are-
(a) Phagocytes
(b) Macrophages
(c) Natural killer cells
(d) All of the above
Correct Answer:
(d) All of the above
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