State Eligibility Test Zoology Question Paper 2017 : LBS Centre for Science & Technology
Name of the Organisation : LBS Centre for Science & Technology
Exam : State Eligibility Test
Subject : Zoology
Year : 2017 Feb
Document Type : Model & Past Question Papers
Website : https://lbscentre.in/
Zoology 2010 : https://www.pdfquestion.in/uploads/13452-Zoo2010.pdf
Zoology 2011 : https://www.pdfquestion.in/uploads/13452-Zoo2011.pdf
Zoology 2012 : https://www.pdfquestion.in/uploads/13452-Zoo2012.pdf
Zoology 2013-Jun : https://www.pdfquestion.in/uploads/13452-Zoo2013Jun.pdf
Zoology 2013-Dec : https://www.pdfquestion.in/uploads/13452-Zoo2013Dec.pdf
Zoology 2015-Jun : https://www.pdfquestion.in/uploads/13452-Zoo2015Jun.pdf
Zoology 2015-Dec : https://www.pdfquestion.in/uploads/13452-Zoo2015Dec.pdf
Zoology 2016-Jun : https://www.pdfquestion.in/uploads/13452-Zoo2016.pdf
Zoology 2017-Feb : https://www.pdfquestion.in/uploads/13452-Zoo2017.pdf
State Eligibility Test Zoology Question Paper :
Time : 120 Minutes
Related : LBS Centre for Science & Technology State Eligibility Test Sociology Question Paper 2017 : www.pdfquestion.in/13446.html
1. Which among the following is a Gram positive bacterium?
A) Saccharomyces cerevisiae
B) Escherichia coli
C) Lactobacillus lactis
D) Haemophilus influenzae
2. In taxonomy, according to the Law of Priority,
A) When giving scientific names to animals the name of the genus should have priority before the species name.
B) When a new species is discovered, priority should be given to the name of the person who first described it.
C) The first properly published name of a species or genus takes precedence over any subsequently published one
D) A name once given to an organism should never be changed
3. Which among the following is true?
A) Prokaryotes lack mitochondrial mechanisms and hence depend only on NADPH as the energy currency.
B) Prokaryotes lack mitochondria, but have mitochondrial mechanisms which are capable of producing ATP.
C) Prokaryotes depend on fermentation pathways because they are incapable of producing ATP.
D) Prokaryotes have fully evolved mitochondria capable of producing ATP.
4. Which among the following is caused by a single nucleotide polymorphism?
A) Haemophilia
B) Sickle cell anaemia
C) Down’s syndrome
D) Cri-du-chat syndrome
5. In mammals, the embryonic mesoderm gives rise to
A) Liver, pancreas and urinary bladder.
B) Trachea, lungs and the thyroid
C) Brain, spinal cord and notochord
D) Dermis, bone and connective tissue.
6. The international consortium for molecular taxonomy is
A) Linnaean society
B) IUCN
C) COBOL
D) ICZN
7. The difference between eukaryote and prokaryote mRNA is
A) Prokaryote mRNA has introns, while eukaryote mRNA has no introns.
B) Translation of mRNA into proteins occurs simultaneous with transcription in eukaryotes while it takes place separately in prokaryotes.
C) The eukaryote mRNA has a cap and a polyA tail while the prokaryote mRNA has no such parts.
D) Translation of mRNA in prokaryotes does not require ribosomes, while in eukaryotes, translation occurs in ribosomes.
8. The Lee–Boot effect is a phenomenon concerning the
A) Suppression or prolongation of oestrous cycles of mature mice, when females are housed in groups and isolated from males.
B) Suppression or prolongation of oestrous cycles of mature mice, when males are housed in groups and isolated from females.
C) Suppression or prolongation of oestrous cycles of mature mice, when females are housed in groups
D) None of the above
9. Which among the following is true with respect to an aqueous solution of DNA?
A) It is neutral
B) It is acidic
C) It is alkaline
D) DNA is not soluble in water
10. Which among the following is used for DNA barcode analyses?
A) Genes for cyclo-oxygenase
B) Genes for cytochrome oxidase
C) Genes for LOX
D) Genes from the sex chromosomes.
11. In a cladogram
A) The leaves denote clades, the nodes denote synapomorphs, the branches denote plesiomorphs and the length of the root denotes the evolutionary distances.
B) The leaves denote plesiomorphs, the nodes denote evolutionary distances, the branches denote synapomorphs and the length of the clades denotes evolutionary distances.
C) The leaves represent individual species, the nodes denote points of divergence, the branches denote lines of descendance and the length of the branches denote the evolutionary distances.
D) The leaves denote extant species, the nodes denote extinct species, the branches denote divergence and the length of the clades denote evolutionary distances.
12. The term “survival of the fittest” was coined by
A) Charles Darwin
B) Hebert Spencer
C) Jeane Baptiste Lamark
D) Alfred Russell Wallace
13. Class switching is the process by which
A) B-cells and T-cells differentiate in the bone marrow.
B) Different types of antibodies are produced by the same T-cell.
C) Different types of antibodies are produced by the same B-cell.
D) Pluripotent stem cells in the bone marrow change their potency and form blood and immune cells.
14. The five kingdom classification and the three domain system were proposed by —– and —– respectively.
A) Hugo-de Vries & Carl Woese
B) Robert Whittaker & Carl Woese
C) Charles Linnaeus & Carl Woese
D) Charles Darwin & Charles Linnaeus
15. Albedo values indicate the contributions of an ecosystem to global warming. Consider the following ecosystems and identify the correct sequence according to decreasing albedo values. 1. Tundra; 2. Tropical evergreen forest; 3. Desert; 4. Prairies; 5. Taigas
A) 2, 4, 5, 3, 1
B) 1, 3, 5, 4, 2
C) 2, 5, 4, 3, 1
D) 3, 4, 5, 2, 1