Breeding and Biotechnology

Test Number-4

Students asked to select correct option each correct answer will score one point
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Breeding and Biotechonlogy test-4

1) .............. is a group of animals of common orgin within a species

a) Breed b) Genus c) Family d) Order

2) When breeding takes place between animals of the same breed, it is called .............

a) Out breeding b) inbreeding c) Cross Breeding d)None

3) The cross between different breeds is called ...............

a) Out breeding b) inbreeding c) Crossbreeding d) None

4) ........... helps in the accumulation of superior genes and elimination of genes which are undesirable?

a) Cross Breeding b) Out breeding c) Inbreeding d) None

5) ............................ is a New breed of sheep developed in Punjab by crossing Bikaneriewes and Australian Marino rams

a) Brown swiss. b) Sahiwal c)Karan swiss d)Hissardale

6) Mule is an example for ..............

a)inbreeding b)Outbreeding c)Selection d)Polyploidy

7) The superiority of the hybrid obtained by cross breeding is called as........

a)Inbreeding b)Outbreeding c) Heterosis Selection

8) ..............is the small circular double stranded DNA molecule found in the cytoplasm of bacterial cell

a) Ribosiome b) Lysosome c) Mitochondria d)Plasmid

9) ............ cuts or break DNA at specific sites and are also called as molecular scissors

a) DNA Liagase b)Polymerase c)Restriction enzymes d) Hexohynae

10) ............... are enzymes which help in joining the broken DNA fragments

a) Isomerase b) DNA Ligase c) Restriction enzymes d) Polymerase

11) Dolly was the first cloned female sheep, developed by Dr. ...............

a) Dr Norman E. Borlaug b) Dr. Ian Wilmut c) Alec Jeffery d) Dr. M.S. Saminathan

12) Dolly was created by somatic cell . ............... technique

a) Nuclear transfer b) Gene transfer c) Cytoplasmic transfer d) None

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