MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Removal of apex releases lateral buds from apical dominance it is called |
| A. | inhibitory effect |
| B. | compensatory effect |
| C. | promoting effect |
| D. | supporting effect |
| Answer» C. promoting effect | |
| 2. |
In higher plants, entire plant body is not capable of growing but growth is limited to certain regions known as |
| A. | growing points |
| B. | meristems |
| C. | cortex |
| D. | pith |
| Answer» B. meristems | |
| 3. |
Fertilized egg of an ascidian contains cytoplasm of |
| A. | one colour |
| B. | four different colours |
| C. | three different colours |
| D. | five different colours |
| Answer» C. three different colours | |
| 4. |
Epiblast is mainly presumptive |
| A. | ectoderm |
| B. | mesoderm |
| C. | endoderm |
| D. | Both a and b |
| Answer» E. | |
| 5. |
Intercalary meristems are located at base of |
| A. | internodes |
| B. | nodes |
| C. | elongation zone |
| D. | flower |
| Answer» B. nodes | |
| 6. |
Effect of auxin diffusing from apical bud on lateral shoots is known as |
| A. | promoting effect |
| B. | compensatory effect |
| C. | inhibitory effect |
| D. | supporting effect |
| Answer» D. supporting effect | |
| 7. |
Part of apical meristem which get separated from apex by permanent tissues are called |
| A. | apical meristem |
| B. | intercalary meristems |
| C. | lateral meristems |
| D. | apical tissue |
| Answer» C. lateral meristems | |
| 8. |
Anterior end of neural groove, forms future |
| A. | liver |
| B. | spinal cord |
| C. | heart |
| D. | brain |
| Answer» E. | |
| 9. |
Anterior end of primitive streak is occupied by |
| A. | mesodermal cells |
| B. | notochordal cells |
| C. | endodermal cells |
| D. | ectodermal cells |
| Answer» C. endodermal cells | |
| 10. |
Blastula stage is characterized by presence of |
| A. | blastoderm |
| B. | blastocoele |
| C. | neural plate |
| D. | coelom |
| Answer» C. neural plate | |
| 11. |
Blastoderm splits during |
| A. | neurulation |
| B. | gastrulation |
| C. | blastulation |
| D. | pompulation |
| Answer» C. blastulation | |
| 12. |
Cells that elongate length wise more than in other direction are |
| A. | pith |
| B. | cortex |
| C. | fibers and tracheids |
| D. | cambium |
| Answer» D. cambium | |
| 13. |
In gray crescent area, cytoplasm contains essential information for |
| A. | growth |
| B. | development |
| C. | reproduction |
| D. | respiration |
| Answer» C. reproduction | |
| 14. |
Cavity between yolk and endoderm is called |
| A. | gastrocoele |
| B. | coelom |
| C. | blastocoele |
| D. | neurocoele |
| Answer» B. coelom | |
| 15. |
Morula stage changes into |
| A. | gastrula |
| B. | neurula |
| C. | Both a and b |
| D. | blastula |
| Answer» E. | |
| 16. |
Ability to regain or recover lost or injured part of body is called |
| A. | recreation |
| B. | regeneration |
| C. | reproduction |
| D. | reformation |
| Answer» C. reproduction | |
| 17. |
Signs of aging include |
| A. | loss of hair pigment |
| B. | dryness and wrinkling of skin |
| C. | forgetfulness |
| D. | all of the Above |
| Answer» E. | |
| 18. |
Rate of growth stops and plants die at a temperature of |
| A. | 20-30°C |
| B. | 10-20°C |
| C. | 35-40°C |
| D. | 5-10°C |
| Answer» D. 5-10°C | |
| 19. |
Larval epidermis is produced by |
| A. | clear cytoplasm |
| B. | yellow cytoplasm |
| C. | gray vegetal cytoplasm |
| D. | brown cytoplasm |
| Answer» B. yellow cytoplasm | |
| 20. |
Secondary tissue is added by the |
| A. | intercalary meristem |
| B. | vascular cambium |
| C. | apical meristems |
| D. | Both a and b |
| Answer» E. | |
| 21. |
Stage one in differentiation involves |
| A. | recognition of apical meristems |
| B. | formation of embryo |
| C. | recognition of cambium |
| D. | production of leaf primordial |
| Answer» C. recognition of cambium | |