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. |
The Deoxyribonucleic Acid (DNA) present on the chromosome is responsible for |
| A. | mitosis of cells |
| B. | characteristics of cells |
| C. | location of cells |
| D. | life of cells |
| Answer» C. location of cells | |
| 2. |
The blood cleaning by the artificial method is |
| A. | dialysis |
| B. | kidney transplant |
| C. | lithotripsy |
| D. | kidney replacement |
| Answer» B. kidney transplant | |
| 3. |
Less intake of water and alcohol consumption is a major cause of |
| A. | liver stones |
| B. | stomach stones |
| C. | spleen stones |
| D. | kidney stones |
| Answer» E. | |
| 4. |
Hilus, a depression present near the center of |
| A. | liver |
| B. | spleen |
| C. | kidney |
| D. | stomach |
| Answer» D. stomach | |
| 5. |
The length of the human kidney is |
| A. | 12cm |
| B. | 15cm |
| C. | 10cm |
| D. | 20cm |
| Answer» D. 20cm | |
| 6. |
Guttation is water loss in form of drops on the tips of |
| A. | stem leaves |
| B. | leaves |
| C. | root |
| D. | flower |
| Answer» C. root | |
| 7. |
The interactions between different species members are known as |
| A. | intraspecific interactions |
| B. | interspecific interactions |
| C. | co-dominance interactions |
| D. | dominance interactions |
| Answer» C. co-dominance interactions | |
| 8. |
When the oxides of nitrogen (NO, NO2) and sulfur (SO, SO2, SO3) interacts with water vapors then the acids produced are |
| A. | acetic and citric acid |
| B. | sulphuric and nitric acid |
| C. | hydrochloric and nitric acid |
| D. | sulphuric and citric acid |
| Answer» C. hydrochloric and nitric acid | |
| 9. |
The current level of urbanization in Pakistan is about |
| A. | 0.3 |
| B. | 0.34 |
| C. | 0.35 |
| D. | 0.32 |
| Answer» E. | |
| 10. |
The reservoir of gaseous nitrogen is classified as |
| A. | atmosphere |
| B. | biosphere |
| C. | abiotic community |
| D. | biotic community |
| Answer» B. biosphere | |
| 11. |
To enable the materials locked up in dead organisms, the main role is played by |
| A. | primary consumers |
| B. | secondary consumers |
| C. | decomposers |
| D. | detritivores |
| Answer» D. detritivores | |
| 12. |
The UNFPA works in |
| A. | 130 countries |
| B. | 150 countries |
| C. | 140 countries |
| D. | 110 countries |
| Answer» D. 110 countries | |
| 13. |
The sporophyte generation in the life cycle of plants is |
| A. | meiotic whorl |
| B. | mitotic whorl |
| C. | haploid |
| D. | diploid |
| Answer» E. | |
| 14. |
Joining of male and female gametes is called |
| A. | fusion |
| B. | reproduction |
| C. | sexual reproduction |
| D. | asexual reproduction |
| Answer» D. asexual reproduction | |
| 15. |
The kind of reproduction parthenogenesis is classified as a type of |
| A. | fragmented reproduction |
| B. | propagation reproduction |
| C. | asexual reproduction |
| D. | sexual reproduction |
| Answer» D. sexual reproduction | |
| 16. |
Which of the following is pulled when a muscle contracts? |
| A. | bone |
| B. | origin |
| C. | insertion |
| D. | none of above |
| Answer» D. none of above | |
| 17. |
The longest bone in our body is |
| A. | leg bone |
| B. | arm bone |
| C. | vertebral column |
| D. | thigh bone |
| Answer» E. | |
| 18. |
Arthritis is defined as inflammation in |
| A. | bones |
| B. | joints |
| C. | cartilage |
| D. | muscles |
| Answer» C. cartilage | |
| 19. |
Hyaline cartilage is strong yet |
| A. | flexible |
| B. | hard |
| C. | soft |
| D. | non flexible |
| Answer» B. hard | |
| 20. |
The examples of slightly moveable joints are the joints between the |
| A. | vertebrae |
| B. | skull bones |
| C. | ear ossicles |
| D. | invertebral discs |
| Answer» B. skull bones | |
| 21. |
The higher centers of the brain control |
| A. | voluntary actions |
| B. | involuntary actions |
| C. | "fight or flight" response |
| D. | non voluntary actions |
| Answer» B. involuntary actions | |
| 22. |
A rupture in a blood vessel of brain or spinal cord is called |
| A. | clotting |
| B. | swelling |
| C. | stroke |
| D. | high blood pressure |
| Answer» D. high blood pressure | |
| 23. |
Which of the following is taken from blood by the liver due to insulin? |
| A. | glucagon |
| B. | digestive enzymes |
| C. | hemoglobin |
| D. | glucose |
| Answer» E. | |
| 24. |
Aqueous humor is present in |
| A. | posterior chamber |
| B. | inferior chamber |
| C. | lower chamber |
| D. | upper chamber |
| Answer» B. inferior chamber | |
| 25. |
Deficiency in the production of parathormone causes |
| A. | brittle bones |
| B. | soft bones |
| C. | rickets |
| D. | tetany |
| Answer» E. | |
| 26. |
The non-myelinated areas between the myelin on the axon are called |
| A. | nodes of periphery |
| B. | nodes of ranvier |
| C. | nodes of Schwann |
| D. | pulmonary nodes |
| Answer» C. nodes of Schwann | |
| 27. |
When a person has Myopia, the image is formed |
| A. | in front of retina |
| B. | behind retina |
| C. | on blind spot |
| D. | sides of retina |
| Answer» B. behind retina | |
| 28. |
The components of coordinated action include |
| A. | stimulus and receptor |
| B. | coordinator and effectors |
| C. | response |
| D. | all of above |
| Answer» E. | |
| 29. |
Islets of Langerhans secrete |
| A. | enzymes |
| B. | juices |
| C. | glands |
| D. | hormones |
| Answer» E. | |
| 30. |
The largest part of the forebrain is called |
| A. | cerebrum |
| B. | thalamus |
| C. | hypothalamus |
| D. | hippocampus |
| Answer» B. thalamus | |
| 31. |
The haploid daughter cells produced after meiosis-I in primary spermatocytes are called |
| A. | secondary spermatids |
| B. | primary spermatids |
| C. | primary spermatocytes |
| D. | secondary spermatocytes |
| Answer» C. primary spermatocytes | |
| 32. |
The process in which an unfertilized egg develops into new offspring is called |
| A. | budding |
| B. | fragmentation |
| C. | binary fission |
| D. | parthenogenesis |
| Answer» E. | |
| 33. |
The first structure develops from the embryo during germination |
| A. | shoot |
| B. | flower |
| C. | root |
| D. | flower |
| Answer» D. flower | |
| 34. |
The diploid gametophyte form haploid gametes through |
| A. | mitosis |
| B. | meiosis |
| C. | cell division |
| D. | cell growth |
| Answer» C. cell division | |
| 35. |
Considering the angiosperm seeds, the food which is stored is derived from |
| A. | sporangium tissue |
| B. | androecium tissue |
| C. | gynoecium tissue |
| D. | endosperm tissue |
| Answer» E. | |
| 36. |
A diploid organism has how many alleles per site? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 37. |
The scientific name of peas is |
| A. | pisum sativum |
| B. | prunus amygdalus |
| C. | malus domestica |
| D. | maclura pomifera |
| Answer» B. prunus amygdalus | |
| 38. |
The example of discontinuous variation is |
| A. | blood groups |
| B. | feet size |
| C. | weight |
| D. | height |
| Answer» B. feet size | |
| 39. |
Special factors in organisms which control the expression of traits and their transmission to the next generations are called |
| A. | Deoxyribonucleic acid (DNA) |
| B. | chromosomes |
| C. | genes |
| D. | amino acids |
| Answer» D. amino acids | |
| 40. |
The example of human blood group AB is classified as the best example of |
| A. | dependent assortment |
| B. | co-dominance |
| C. | dominance |
| D. | segregation |
| Answer» C. dominance | |
| 41. |
The owl cannot see in the day time because of the deficiency of |
| A. | retina |
| B. | cones |
| C. | rods |
| D. | fovea |
| Answer» C. rods | |
| 42. |
The extension of the cell body which conducts the nerve impulse towards the cell body |
| A. | axon |
| B. | dendrites |
| C. | Schwann cells |
| D. | neurons |
| Answer» C. Schwann cells | |
| 43. |
The spinal cord is a link between body parts and |
| A. | skull |
| B. | brain |
| C. | vertebral column |
| D. | midbrain |
| Answer» C. vertebral column | |
| 44. |
The three layers under which the brain is covered are called |
| A. | ganglion sheath |
| B. | meninges |
| C. | Schwann sheath |
| D. | ranvier sheath |
| Answer» C. Schwann sheath | |
| 45. |
The light enters into the interior part of the eye through |
| A. | choroid |
| B. | pupil |
| C. | sclera |
| D. | cornea |
| Answer» E. | |
| 46. |
The spinal cord is the continuation of |
| A. | cerebellum |
| B. | pons |
| C. | medulla oblongata |
| D. | brain stem |
| Answer» D. brain stem | |
| 47. |
The largest part of forebrain which controls the intelligence, emotions and skeletal muscles is classified as |
| A. | hypothalamus |
| B. | thalamus |
| C. | cerebellum |
| D. | cerebrum |
| Answer» E. | |
| 48. |
The small portions of the skull where eyes are located are called |
| A. | rounds |
| B. | circles |
| C. | orbits |
| D. | layers |
| Answer» D. layers | |
| 49. |
The fovea contains cells called |
| A. | photosensitive cells |
| B. | cone cells |
| C. | white cells |
| D. | red cells |
| Answer» C. white cells | |
| 50. |
Pigment contained by cones is called |
| A. | iodopsin |
| B. | melanin |
| C. | rhodopsin |
| D. | eumelanin |
| Answer» B. melanin | |