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MCQOPTIONS
This section includes 1844 Mcqs, each offering curated multiple-choice questions to sharpen your Grade10 knowledge and support exam preparation. Choose a topic below to get started.
| 1551. |
When vasopressin is not secreted, the condition that occurs is called |
| A. | acromegaly |
| B. | diabetes insipidus |
| C. | diabetes mellitus |
| D. | dwarfism |
| Answer» C. diabetes mellitus | |
| 1552. |
The midbrain controls the |
| A. | myelinated frontal lobe |
| B. | auditory posture and reflexes |
| C. | auditory axon |
| D. | auditory dendrites |
| Answer» C. auditory axon | |
| 1553. |
The major source for bringing carbon from the atmosphere is |
| A. | carbon monoxide |
| B. | carbon trioxide |
| C. | carbon dioxide |
| D. | water |
| Answer» D. water | |
| 1554. |
Heterotrophs present in an ecosystem are called |
| A. | consumers |
| B. | producers |
| C. | decomposers |
| D. | none of above |
| Answer» B. producers | |
| 1555. |
The example of the flow of materials in a food chain is |
| A. | grass, grasshopper, sparrow, hawk |
| B. | grasshopper, hawk, sparrow, grass |
| C. | sparrow, hawk, grasshopper, grass |
| D. | hawk, grass, grasshopper, sparrow |
| Answer» B. grasshopper, hawk, sparrow, grass | |
| 1556. |
The common examples of temporary parasites include |
| A. | sucker fish |
| B. | bed bug, leech and mosquito |
| C. | rhizobium |
| D. | disease causing bacteria |
| Answer» E. | |
| 1557. |
Relationship between members of different species is called |
| A. | interspecific interactions |
| B. | intraspecific interactions |
| C. | parasitism |
| D. | symbiosis |
| Answer» E. | |
| 1558. |
Tightly packed collagen fibers are present in |
| A. | cartilage |
| B. | bones |
| C. | tendons only |
| D. | tendons and ligaments |
| Answer» E. | |
| 1559. |
The hip and shoulder joints allow movements in |
| A. | one direction |
| B. | two directions |
| C. | three directions |
| D. | all directions |
| Answer» E. | |
| 1560. |
The function of ligaments is to |
| A. | attach one muscle to another muscle |
| B. | attach muscle to hinge joints |
| C. | attach muscles to bones |
| D. | attach one bone to another joint |
| Answer» E. | |
| 1561. |
The hardest connective tissue present in the body is called |
| A. | lymphocytes |
| B. | bones |
| C. | cartilages |
| D. | collagens |
| Answer» C. cartilages | |
| 1562. |
Total number of facial bones are |
| A. | 12 |
| B. | 13 |
| C. | 14 |
| D. | 15 |
| Answer» D. 15 | |
| 1563. |
The food can be tastier and digestible through |
| A. | fermentation |
| B. | fertilization |
| C. | oxidation |
| D. | reduction |
| Answer» B. fertilization | |
| 1564. |
Considering the fermentation at the industrial level, the microorganism Aspergillus is used to form |
| A. | formic acid |
| B. | acrylic acid |
| C. | glycerol |
| D. | ethanol |
| Answer» B. acrylic acid | |
| 1565. |
The technique of Subchondroplasty (SCP) is introduced by |
| A. | Gregor Mendel |
| B. | louis Pasteur |
| C. | professor scrimshaw |
| D. | Ian Wilmot |
| Answer» D. Ian Wilmot | |
| 1566. |
While testing the presence of sugar in the urine, strip color changes due to the amount of |
| A. | glucose oxidase |
| B. | peroxidase |
| C. | hydrogen per oxide |
| D. | hydrogen bicarbide |
| Answer» D. hydrogen bicarbide | |
| 1567. |
A plasmid is the extra |
| A. | chromosomal RNA |
| B. | chromosomes DNA |
| C. | gene |
| D. | chromosome |
| Answer» C. gene | |
| 1568. |
Streptomycin is obtained from |
| A. | plants |
| B. | fungi |
| C. | bacteria |
| D. | minerals |
| Answer» D. minerals | |
| 1569. |
Psilocin is obtained from |
| A. | cactus |
| B. | poppy |
| C. | mushroom |
| D. | rose |
| Answer» D. rose | |
| 1570. |
Pneumonia and sore throat are treated by |
| A. | antiseptics |
| B. | disinfectants |
| C. | tetracycline's |
| D. | cephalosporin |
| Answer» E. | |
| 1571. |
The substance which alters the functions of the body by absorbing into the body of a living organism is called |
| A. | compound |
| B. | vitamin |
| C. | drug |
| D. | mineral |
| Answer» D. mineral | |
| 1572. |
The kind of perceptions that appear realistic but have no basis, in reality, is called |
| A. | lethargy |
| B. | depression |
| C. | dizziness |
| D. | hallucination |
| Answer» E. | |
| 1573. |
The disorder which is caused by the rise of glucose in the blood is called |
| A. | hepatitis A |
| B. | diabetes |
| C. | hepatitis C |
| D. | hepatitis B |
| Answer» C. hepatitis C | |
| 1574. |
The parathormone released by the posterior side of the thyroid gland is responsible for |
| A. | decrease in vitamin B level |
| B. | increase in vitamin B level |
| C. | increase in calcium ions level |
| D. | decrease in calcium ions level |
| Answer» D. decrease in calcium ions level | |
| 1575. |
The hormone in the thyroid gland which supports calcium absorption into bones from blood is called |
| A. | lecithin |
| B. | prolactin |
| C. | calcitonin |
| D. | oxytocin |
| Answer» D. oxytocin | |
| 1576. |
Sensory nerves contained by semicircular canals can detect movement of |
| A. | ear |
| B. | mouth |
| C. | nose |
| D. | head |
| Answer» E. | |
| 1577. |
Which of the following is connected with the oval window? |
| A. | malleus |
| B. | incus |
| C. | stapes |
| D. | inner ear |
| Answer» D. inner ear | |
| 1578. |
Which of the following is prescribed as a strong analgesic under the name diamorphine? |
| A. | morphine |
| B. | paracetamol |
| C. | heroin |
| D. | codeine |
| Answer» D. codeine | |
| 1579. |
Tetracyclines are used to treat the infection of |
| A. | stomach |
| B. | lungs |
| C. | respiratory tract |
| D. | eyes |
| Answer» D. eyes | |
| 1580. |
The micro-organisms found on nonliving objects are destroyed by |
| A. | antibiotics |
| B. | disinfectants |
| C. | antiseptics |
| D. | vaccines |
| Answer» C. antiseptics | |
| 1581. |
The example of analgesic drugs includes |
| A. | paracetamol and aspirin |
| B. | cephalosporin and tetracycline |
| C. | diazepam and cephalosporin |
| D. | aspirin and tetracycline |
| Answer» B. cephalosporin and tetracycline | |
| 1582. |
The Nobel Prize was awarded to Sir Alexander Fleming for the discovery of penicillin in |
| A. | 1939 |
| B. | 1941 |
| C. | 1945 |
| D. | 1943 |
| Answer» D. 1943 | |
| 1583. |
Muscles to bones are attached by |
| A. | tendons |
| B. | ligaments |
| C. | joints |
| D. | cartilages |
| Answer» B. ligaments | |
| 1584. |
During extension at the elbow joint, biceps muscle |
| A. | contracts |
| B. | relaxes |
| C. | remains same |
| D. | shrinks |
| Answer» C. remains same | |
| 1585. |
Dislocation of bones at joints is prevented by |
| A. | tendons |
| B. | ligaments |
| C. | muscles |
| D. | cartilages |
| Answer» C. muscles | |
| 1586. |
The functions of the skeletal system include |
| A. | support |
| B. | protection |
| C. | movements |
| D. | all of above |
| Answer» E. | |
| 1587. |
The extensor muscle present on the backside of the arm is called |
| A. | tendon |
| B. | ligament |
| C. | bicep |
| D. | triceps |
| Answer» E. | |
| 1588. |
During the extension of the elbow joint, the muscle of |
| A. | triceps relaxes |
| B. | triceps contracts |
| C. | bicep relaxes |
| D. | bicep contracts |
| Answer» D. bicep contracts | |
| 1589. |
Joints between the vertebrae are called |
| A. | slightly moveable joints |
| B. | fixed joints |
| C. | ball and socket joints |
| D. | moveable joints |
| Answer» B. fixed joints | |
| 1590. |
The number of cranial bones in the skull which encloses the brain are |
| A. | 14 bones |
| B. | 8 bones |
| C. | 10 bones |
| D. | 12 bones |
| Answer» C. 10 bones | |
| 1591. |
Biceps and Triceps have their origin at |
| A. | pelvic girdle |
| B. | arm bone |
| C. | pectoral girdle |
| D. | spinal cord |
| Answer» D. spinal cord | |
| 1592. |
The white and red blood cells are produced by |
| A. | heart |
| B. | bones |
| C. | liver and kidneys |
| D. | pancreas |
| Answer» C. liver and kidneys | |
| 1593. |
The secretion that neutralizes the acidity of the fluid in the male reproductive system of the rabbit is produced by |
| A. | Cowper's gland |
| B. | prostate gland |
| C. | seminal vesicles |
| D. | seminiferous tubules |
| Answer» C. seminal vesicles | |
| 1594. |
The transfer of pollen grains from the flower on one plant to the flower on another plant of the same species is called |
| A. | cross pollination |
| B. | insect pollination |
| C. | wind pollination |
| D. | self pollination |
| Answer» B. insect pollination | |
| 1595. |
Lateral stems close to ground level are called |
| A. | bulbs |
| B. | corms |
| C. | suckers |
| D. | stem tubers |
| Answer» D. stem tubers | |
| 1596. |
The secretions produced by seminal vesicle provide |
| A. | fluid to sperms |
| B. | nutrition to sperms |
| C. | growth to sperms |
| D. | movement to sperms |
| Answer» C. growth to sperms | |
| 1597. |
The opening found at the end of the hilum through which pollen tube enters into the ovules is called |
| A. | micropyle |
| B. | radicle |
| C. | Plumule |
| D. | epicotyls |
| Answer» B. radicle | |
| 1598. |
The pulmonary carries the blood that is |
| A. | deoxygenated |
| B. | oxygenated |
| C. | red |
| D. | yellowish |
| Answer» C. red | |
| 1599. |
In cellular respiration, CH bond of food break down through |
| A. | reduction |
| B. | oxidation |
| C. | catalysis |
| D. | metabolism |
| Answer» C. catalysis | |
| 1600. |
The alveolar ducts are present at the end of |
| A. | bronchi |
| B. | bronchioles |
| C. | bronchioles |
| D. | alveoli |
| Answer» B. bronchioles | |