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Total number of questions- 14 || General Biology Test-1
1.The Number of species that are known???
1.7-1.81 million
1.7-1.8 billion
1.7-1.8 million
1.75-1.8 million
2. Binomial Nomenclature was given by??
Carolus Linnaeus
Ernst Mayr
R.H Whittakar
M.W Beijerinck
3.Cells were first discovered by??
Anton van Leeuwenhoek
Robert Brown
Robert Hooke
Rudolf Virchow
4.Cell Theory was given by ??
Schleiden & schwan
Anton van Leeuwenhoek
Rudolf Virchow
Aristotle
5.The Largest isolated single cell is:?
Human egg
Nerve cell
Amoeba
Ostrich egg
6.The Nucleous was first discovered by Robert Brown in:?
1756
1998
1831
1835
7.How many chromosomes are present in human body??
22
43
35
46
8.New cells generate from??
Bacterial fermentation
Regeneration of old cells
Pre-existing cells
Abiotic material
9.What was the first genetic material discovered??
DNA
Protein
RNA
Chromatin
10.The correct sequence of taxanomic categories in decreasing order is ???
Species-Genus-family-order-phylum-kingdom
Kingdom-phylum-class-order-family-Genus-species
Phylum-kingdom-class-order-family-Genus-species
Genus-species-family-order-class-phylum-kingdom
11.The defining of living being is???
Reproduction
Growth
Metabolism
Consciousness
12.What is the average cell cycle span of yeast???
90minute
55minute
75minute
20minute
13.What is the average cell cycle span of a mammalian cell??
24 hour
15 minute
90 minute
85 minute
14.Which event takes place in interkinesis ???
DNA replication
Leptotene
Crossing over
Synthesis of the centrosome