NAT IIB Biological Science Preparation Online Test for Pakistani Students

Ch. #	Test Name	MCQs Available	PDF File	Launch Test
0	NAT-IIB Biological Science Botany Hard Test	163	Download PDF	Launch Test

Top Scorers of NAT II Biological Science

Sr.#	Question	Answer
1	The non-protein part covalently bonded to enzyme is	A. APO-enzyme B. Coenzymes C. Co-factor D. None
2	Locus is	A. Segment of chromosome B. Position of a gene on the chromosome C. Genes present on one chromatid D. Collection of genes at specific part of chromosome
3	--------- is the process of ATP production in chloroplast is	A. Photophosphorylation B. Dark reaction C. Calvin cycle D. All
4	In fishes, gill pouches develop into	A. Gills B. Threat & Middle ear C. Eustachian tubes D. Both A and B
5	The species with the same specific epithet cannot occur in the genus. If this happens, they are called	A. Homonym B. Synonym C. Legitimate D. Illegitimate
6	Calyx sometimes modified into a large number of hairs like structures	A. Pepo B. Pappus C. Ray floret D. Neuter
7	Translocation into developing organs, i.e. Roots, tubers and reproductive organs is called;	A. Deport B. Export C. Both a & b D. None
8	The genus name and the specific epithet together	A. Scientific name B. Nomenclature C. Binomial D. Specific name
9	Which of the following describes the process of natural selection?	A. Change from simple to more complex organisms B. Differential reproductive success between genotypes C. Increase in size of population D. Occurrence of new mutations
10	In ecosystem an eagle may eat blue birds may eat insects, like caterpillar which feeds on green leaves this is a example of	A. Simple food chain B. Food web C. Succession D. Community relay