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Home » General Knowledge » Aptitude Test - 73
Hassan
1.Major Histocompatibility Complex is a tight cluster of linked___________
A. Carbohydrates
B. Proteins
C. Genes
D. Carbohydrates
2.What is the name of MHC in humans?
A. HLA
B. H2
C. Adjuvants
D. HLA
3.7. Frustle is the name of cell wall present in______
A. a) Slime molds
B. b) Cyanobacteria
C. c) Dinoflagellates
D. a) Slime molds
4.Name the phenomenon which shows the lack of correlation in genome size and genetic complexity?
A. Histogram
B. Karyogram
C. Dendrogram
D. Histogram
5.What is the genome size of yeast?
A. 12
B. 120
C. 170
D. 12
6.9. Which of the following class has been shifted from kingdom fungi to protists?
A. a) Oomycetes
B. b) Slime molds
C. c) Diatoms
D. a) Oomycetes
7.9. Which of the following class has been shifted from kingdom fungi to protists?
A. a) Oomycetes
B. b) Slime molds
C. c) Diatoms
D. a) Oomycetes
8.9. Which of the following class has been shifted from kingdom fungi to protists?
A. a) Oomycetes
B. b) Slime molds
C. c) Diatoms
D. a) Oomycetes
9.9. Which of the following class has been shifted from kingdom fungi to protists?
A. a) Oomycetes
B. b) Slime molds
C. c) Diatoms
D. a) Oomycetes
10.10. Name the causative agent of late blight of potato.
A. a) Cyanobacteria
B. b) Dictyostelium discoideum
C. c) Phytophthora infestans
D. a) Cyanobacteria
11.Which of the following polypeptide is important for the expression of MHC I on the cell membrane?
A. Interferons
B. β2-microglobin
C. Lymphokines
D. Interferons
12.How does genome complexity of denatured DNA measure?
A. Giemsa staining
B. Reverse chromatography
C. Denaturation kinetics
D. Giemsa staining
13.1. Which of the following does NOT belong to the class of Cryptogamae (plant without seeds)?
A. a) Bryophytes
B. b) Thallophyta
C. c) Angiosperm
D. a) Bryophytes
14.Which of the following equation shows DNA renaturation reaction?
A. Sec 60
B. Cot1/2
C. Tan 30
D. Sec 60
15.Which of these are non-professional antigen presenting cells?
A. Macrophages
B. Dendritic cells
C. Fibroblast
D. Macrophages
16.Name the cell which receives antigen presented by MHC molecule.
A. Nk cells
B. B-cells
C. T-cells
D. Nk cells
17.Name the sequences which are present in more than one copy in a haploid genome?
A. Nonrepetitive DNA
B. Highly repetitive DNA
C. Repetitive DNA
D. Nonrepetitive DNA
18. Name the class of MHC which is recognized by CD4 TH cell.
A. MHC cannot recognize T cells
B. MHC III
C. MHC I
D. MHC cannot recognize T cells
19.2. Chlamydomonas is ________
A. a) Green algae
B. b) Red algae
C. c) Brown algae
D. a) Green algae
20.What is alphoid DNA?
A. Large size DNA
B. Sequences that are unique
C. DNA repeats found in centromere region
D. Large size DNA
21.Which MHC molecule recognizes CD8 TC cells?
A. MHC I
B. MHC II
C. MHC III
D. MHC I
22.Mark the INCORRECT statement about minisatellites?
A. Tendemly repetited DNA
B. Form clusters up to 20kb in length
C. Shorter clusters
D. Tendemly repetited DNA
23.Name the part of processed antigen that binds to the MHC molecule and recognized by T-cells?
A. Immunoglobulin
B. Agretope
C. Epitope
D. Immunoglobulin
24.Where does microsatellite DNA present in the chromosomes?
A. Dispersed throughout the chromosome
B. At the telomere end
C. At the centromere
D. Dispersed throughout the chromosome
25.3. Which of the following class of algae consists of alginic acid in their cell wall component?
A. a) Green algae
B. b) Red algae
C. c) Brown algae
D. a) Green algae
26.Which of the following statement is INCORRECT about superantigens?
A. Viral or bacterial proteins
B. Endogenous by nature
C. Unique binding ability
D. Viral or bacterial proteins
27.Structure of DNA and protein found in the nucleus of eukaryotic cells?
A. Nucleic acid
B. Nucleosome
C. Chromatin
D. Nucleic acid
28.Synthesis of antibodies takes place by which of the following cells?
A. Bone marrow cells
B. T-cells
C. B-cells
D. Bone marrow cells
29.Which of the following is less condensed, less stained portion of chromatin?
A. Metaphase
B. Interphase
C. Heterochromatin
D. Metaphase
30.4. Which of the following spores is motile in nature?
A. a) Zoospores
B. b) Oomycetes
C. c) Aplanospores
D. a) Zoospores
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