Sample Paper Bihar Board Class XII Biology
(Set-1)
1. GM Plants are useful in
(A) increasing crop yield
(B) producing disease resistant plants
(C) increasing drought resistant plants
(D) all of these
2. The theory of Origin of Species by natural selection was proposed by—
(A) Charles Darwin
(B) Lamarck
(C) Ernst Hacckel
(D) Malthu
3.An enzyme used to cut DNA—
(A) Pectinase
(B) Ligase
(C) Restriction endonuclease
(D) Lysozyme
4.What is the position of a tiger in a food cha in shown below ?
(Grass → Deer → Tiger)
(A)Producer
(B) Primary Consumer
(C)Secondary Consumer
(D) Decomposer
5.Replcation of DNA needs
(A)DNA Ligase
(B) DNA Ploymerase
(C) DNA Polymerase and DNA Ligase
(D)Translocase and RNA Polymerase
6.Dudhwa National Park is situated in
(A) Assam
(B) U. P.
(C) Gujarat
(D) West Bengal
7.Seeds of fruits are transformed
(A) Corolla
(B) style
(C) wall of avary
(D) ovule
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