The expression accustomed establish the ability of a cellular to help you build entire personal try (a) Pleuripotent (b) Totipotent (c) Multipotent (d) Unipotent Answer: (b) Totipotent

Question 12. Reason (R) : Explant try inoculated in order to media. (a) Each other A good and Roentgen is actually proper however, R isn’t good right explanation so you’re able to An effective (b) R teaches you Good (c) A good is right R is wrong (d) One another A great and Roentgen are completely wrong Respond to: (b) R explains Good

Matter 13. Denial (A) : Sterilization really helps to defeat microorganisms. Need (R) : Explants was autoclaved. (a) Each other An excellent and you may Roentgen try proper however, Roentgen is not a beneficial proper reasons to help you A (b) R shows you An effective (c) A is correct Roentgen are incorrect (d) Both An excellent and you may Roentgen incorrect Address: (c) An excellent is correct R was incorrect

Question 14. Assertion (A) : Protoplasts is actually muscle with no telephone wall structure. Reason (R) : Secondary metabolites are synthesized from the protoplasmic mixing. (a) Each other An excellent and you can R was best however, Roentgen isn’t a correct explanation so you can A good (b) R teaches you A great (c) A good is correct Roentgen is actually wrong (d) Each other An excellent and R was incorrect Answer: (c) Good is right R was completely wrong

Question fifteen. Assertion (A) : Growth of means from callus is named caulogenesis. Need (R) : Caulogenesis ‘s the latest step out of protoplasmic mix. (a) One another A good and you can Roentgen is best but Roentgen isn’t a great proper factor in order to A good (b) Roentgen demonstrates to you A (c) A good is right R is actually completely wrong (d) Each other An effective and you can R are completely wrong Respond to: (d) Each other A and you can Roentgen are wrong

Denial (A) : H2o nitrogen can be used during the cryopreservation procedure. Reason (R) : Gene bank DNA bank certainly are the components of germplasm conservation. (a) Both A good and you can R are proper however, Roentgen isn’t an effective best explanation in order to Good (b) R explains A beneficial (c) A good is correct Roentgen was wrong (d) Both A and you can Roentgen are wrong Answer: (a) Both Good and you may Roentgen are correct but Roentgen isn’t an excellent best reasons so you can Good

Question 18. Pick the wrong report: (a) Artificial seeds is actually stored for long date lower than cryopreservation (b) Somatic embryos can be used for artificial seeds development (c) Ages of dormancy out-of fake seeds try greatly smaller (d) Encapsulation from embryoids is performed using cryoprotectant Answer: (d) Encapsulation off embryoids is performed having fun with cryoprotectant

Matter 19. Identify this new plant cells used in malware-free germplasm (a) Apical meristem (b) Intercalary meristem (c) Horizontal meristem (d) Dish meristem Address: (a) Apical meristem

Matter sixteen

Concern 20. Fulfill the pursuing the: (A) Hardening representative (i) Sucrose (B) Cryoprotectant (ii) PEG (C) Growth hormones (iii) Agar (D) Fusogen (iv) IAA (1) A beneficial – iii B-i C – iv D – ii (2) A – ii B – iv C – iii D – we (3) A beneficial – iv B – ii C-we D – iii (4) A – i B – iii C -ii D – iv Answer: (1) Good – iii B – i C – iv D – ii

Matter 21. Choose not the right statement: (a) Explants is actually skin sterilized (b) Mineral mass media try autoclaved (c) Community rooms are Uv radiated for 10 minutes (d) Glasswares and you will precious jewelry are autoclaved (a) an effective simply (b) b and c (c) d merely (d) none of the avove Address: (d) none of your above

Question 22. The latest enzymatic combination to own agents isolation of protoplast is (a) 0.5% macrozyme, 2% onozuka cellulase, 13% mannitol (b) step one.5% macrozyme, 0.5% onozuka cellulase, 12% sorbitol (c) 2% macrozyme, 0.5% onozuka cellulase, 13% sorbitol (d) 0.1% macrozyme, 2% onozuka cellulase, 15% escort in Rialto mannitol Answer: (a) 0.5% macrozyme, 2% onozuka cellulase, 13% mannitol