MCQOPTIONS
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MCQOPTIONS
This section includes 34 Mcqs, each offering curated multiple-choice questions to sharpen your Genetic Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The number of members of the division Phaeophyta that live in freshwater habitats |
| A. | is greater than the number of members of the division Chloro-phyta that live in freshwater habitats |
| B. | is lesser than the number of members of the division Chlorophyta that live in freshwater habitats |
| C. | is equal to the number of members of the division Chlorophyta that live in freshwater habitats |
| D. | none of the above |
| Answer» C. is equal to the number of members of the division Chlorophyta that live in freshwater habitats | |
| 2. |
Number of flagella produced by motile cells in |
| A. | members of the phaeophyta is greater than members of the Oomycota |
| B. | members of the Oomycota is greater than members of the Phaeophyta |
| C. | members of the Phaeophyta is approximately equal to members of the Oomycota |
| D. | none of the above |
| Answer» D. none of the above | |
| 3. |
The number of flagella produced by motile cells in |
| A. | members of the Rhodophyta is greater than members of the Phaeophyta |
| B. | members of the Phaeophyta is greater than members of the Rhodophyta |
| C. | members of the Rhodophyta is exactly or approximately equal to members of the Phaeophyta |
| D. | none of the above |
| Answer» C. members of the Rhodophyta is exactly or approximately equal to members of the Phaeophyta | |
| 4. |
Members of genera Haematococcus are used for production of ____________ |
| A. | xanthenoid |
| B. | carotenoid |
| C. | chlorophyll |
| D. | carotenoid and xanthenoid both |
| Answer» C. chlorophyll | |
| 5. |
For Chlorella, which method is used for DNA uptake? |
| A. | Electroporation |
| B. | Direct uptake of naked DNA |
| C. | Conjugation |
| D. | Chemically induced uptake by protoplast |
| Answer» E. | |
| 6. |
Genetic manipulation of Volvox carteri is carried out using nitrogen reducatse or antibiotic resistance. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
cw15 is a mutant strain, it ________ and thus called as ________ |
| A. | lacks cell wall, natural protoplast |
| B. | lacks cell wall, artificial protoplast |
| C. | has cell wall, artificial protoplast |
| D. | has cell wall, natural protoplast |
| Answer» B. lacks cell wall, artificial protoplast | |
| 8. |
Homologue of yeast ARG4 in Chlamydomonas is __________ |
| A. | ARG1 |
| B. | ARG2 |
| C. | ARG5 |
| D. | ARG7 |
| Answer» E. | |
| 9. |
Integration of DNA into the Chlamydomonas genome is via homologous recombination. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Chlamyodomonas reinhardtii is a green _________ algae. |
| A. | unicellular |
| B. | di-cellular |
| C. | multicellular |
| D. | either unicellular or di-cellular |
| Answer» B. di-cellular | |
| 11. |
Chlamydomonas and Volvox are similar because |
| A. | they are members of the Chlorophyta |
| B. | they both are motile |
| C. | none of these |
| D. | Both ( and ( |
| Answer» E. | |
| 12. |
Laminarin is an energy storage material characteristic of |
| A. | chrysophyta |
| B. | chlorophyta |
| C. | pyrrophyta |
| D. | phaeophyta |
| Answer» E. | |
| 13. |
Characteristics used to place algae into divisions include all of the following except |
| A. | flagella number and location |
| B. | form of storage material |
| C. | all of the above |
| D. | accessor pigments used in photosynthesis |
| Answer» D. accessor pigments used in photosynthesis | |
| 14. |
The algae Chlamydomonas demonstrates a complex life cycle that switches between haploid and diploid forms. This life cycle is called |
| A. | the transposition cycle |
| B. | the sexual-asexual exchange |
| C. | algal transformation |
| D. | an alternation of generations |
| Answer» E. | |
| 15. |
Zooxanthellae are algal symbiont that live within coral reef animals. These algae belong to |
| A. | chrysophyta |
| B. | chlorophyta |
| C. | rhodophyta |
| D. | pyrrophyta |
| Answer» E. | |
| 16. |
Algae are classified into 6 groups, technically known as |
| A. | divisions |
| B. | categories |
| C. | domains |
| D. | genera |
| Answer» B. categories | |
| 17. |
Which of the following algal divisions is characterized by possession of chlorophylls A and B, paramylon as the energy storage material, and the presence of a pellical instead of a cell wall? |
| A. | Euglenophyta |
| B. | Chlorophyta |
| C. | Chrysophyta |
| D. | Pyrrophyta |
| Answer» B. Chlorophyta | |
| 18. |
Which algal division never produces motile, flagellated cells among any of its members? |
| A. | Chrysophyta |
| B. | Chlorophyta |
| C. | Rhodophyta |
| D. | Phaeophyta |
| Answer» D. Phaeophyta | |
| 19. |
Starch is an energy storage material characteristic of |
| A. | chrysophyta |
| B. | chlorophyta |
| C. | rhodophyta |
| D. | phaeophyta |
| Answer» D. phaeophyta | |
| 20. |
Bioluminescence is a phenomenon associated with |
| A. | phaeophyta |
| B. | chrysophyta |
| C. | chlorophyta |
| D. | pyrrophyta |
| Answer» E. | |
| 21. |
All algae possess |
| A. | chloroplasts |
| B. | nuclei |
| C. | none of these |
| D. | Both ( and ( |
| Answer» E. | |
| 22. |
Algae is a nonvalid taxinomic term that refers to |
| A. | well developed cellular structure including a conducting system |
| B. | eukaryotic organisms that have chlorophyll a and produce O2 |
| C. | none of the above |
| D. | Both ( and ( |
| Answer» C. none of the above | |
| 23. |
Agar, which is the solidifying agent in many bacterial culture media, is part of the cell wall of |
| A. | chrysophyta |
| B. | chlorophyta |
| C. | rhodophyta |
| D. | pyrrophyta |
| Answer» D. pyrrophyta | |
| 24. |
Frustules made of silica are characteristic of |
| A. | diatoms |
| B. | euglenoids |
| C. | seaweeds |
| D. | desmids |
| Answer» B. euglenoids | |
| 25. |
FOR_CHLORELLA,_WHICH_METHOD_IS_USED_FOR_DNA_UPTAKE??$ |
| A. | Electroporation |
| B. | Direct uptake of naked DNA |
| C. | Conjugation |
| D. | Chemically induced uptake by protoplast |
| Answer» E. | |
| 26. |
Members_of_genera_Haematococcus_are_used_for_production_of:$ |
| A. | xanthenoid |
| B. | carotenoid |
| C. | chlorophyll |
| D. | carotenoid and xanthenoid both |
| Answer» C. chlorophyll | |
| 27. |
Genetic manipulation of Volvox carteri is carried out using nitrogen reducatse or antibiotic resistance. Is the given statement true or false? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 28. |
cw15 is a mutant strain, it _____ and thus called as _____ |
| A. | lacks cell wall, natural protoplast |
| B. | lacks cell wall, artificial protoplast |
| C. | has cell wall, artificial protoplast |
| D. | has cell wall, natural protoplast |
| Answer» B. lacks cell wall, artificial protoplast | |
| 29. |
Homologue of yeast ARG4 in Chlamydomonas is: |
| A. | ARG1 |
| B. | ARG2 |
| C. | ARG5 |
| D. | ARG7 |
| Answer» E. | |
| 30. |
OEE1 gene encodes a component of _________ |
| A. | photosystem I |
| B. | photosystem II |
| C. | both photosystem I and II |
| D. | which neither belongs to photosystem I nor II |
| Answer» C. both photosystem I and II | |
| 31. |
Transformation of Chlamydomonas is most efficient in which method? |
| A. | Lithium acetate method |
| B. | Electroporation |
| C. | Protoplast based method |
| D. | Both electroporation and protoplast based method |
| Answer» D. Both electroporation and protoplast based method | |
| 32. |
Integration of DNA into the Chlamydomonas genome is via homologous recombination. Is the given statement true or false? |
| A. | True |
| B. | False |
| Answer» C. | |
| 33. |
Chlamyodomonas genome is _______ rich. |
| A. | AT |
| B. | GC |
| C. | Only A |
| D. | Only C |
| Answer» C. Only A | |
| 34. |
Chlamyodomonas reinhardtii is a green, ______ algae. |
| A. | unicellular |
| B. | di-cellular |
| C. | multicellular |
| D. | either unicellular or di-cellular |
| Answer» B. di-cellular | |