MCQOPTIONS
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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.
| 401. |
The image of a distant object is formed on |
| A. | rods |
| B. | iris |
| C. | retina |
| D. | eye ball |
| Answer» D. eye ball | |
| 402. |
Skeletal muscles, thinking, intelligence and emotions are controlled by |
| A. | cerebellum |
| B. | cerebrum |
| C. | hypothalamus |
| D. | thalamus |
| Answer» C. hypothalamus | |
| 403. |
The types of nerves based on properties of the axon are |
| A. | motor nerves |
| B. | sensory nerves |
| C. | mixed nerves |
| D. | all of above |
| Answer» E. | |
| 404. |
In the human brain, the number of meninges is |
| A. | three |
| B. | two |
| C. | one |
| D. | many |
| Answer» B. two | |
| 405. |
Middle ear communicates with the nasal cavity through |
| A. | Eustachian tube |
| B. | round window |
| C. | oval window |
| D. | external ear |
| Answer» B. round window | |
| 406. |
The name of the medicine used by the patients of epilepsy is |
| A. | anti- impulsive |
| B. | antiepileptic |
| C. | antipepsinogen |
| D. | neurosis antibiotic |
| Answer» C. antipepsinogen | |
| 407. |
Hormones responsible for female secondary sexual characters are progesterone and |
| A. | estrogen |
| B. | testosterone |
| C. | thyroxine |
| D. | gonadotropic |
| Answer» B. testosterone | |
| 408. |
The lobes of the pituitary glands include |
| A. | anterior lobe only |
| B. | posterior lobe only |
| C. | exterior lobes |
| D. | anterior and posterior lobe |
| Answer» E. | |
| 409. |
The hormone which forces liver to take extra glucose (C6H12O6) in blood is called |
| A. | vasosteriods |
| B. | testosterone |
| C. | glucagon |
| D. | insulin |
| Answer» E. | |
| 410. |
Corticosteroid hormone maintains the balance of |
| A. | salts only |
| B. | water only |
| C. | calcium |
| D. | salts and water |
| Answer» E. | |
| 411. |
Round hole in the center of Iris is called |
| A. | orbit |
| B. | pupil |
| C. | retina |
| D. | eye socket |
| Answer» C. retina | |
| 412. |
In short sight disorder of eyes, the image of an object placed at a distance is formed |
| A. | behind the blind spot |
| B. | in front of retina |
| C. | behind the retina |
| D. | in front of blind spot |
| Answer» C. behind the retina | |
| 413. |
If a person has lost body weight, weakening of muscles and tiredness he is suffered from |
| A. | cancer |
| B. | tuberculosis (TB) |
| C. | tetany |
| D. | diabetes |
| Answer» E. | |
| 414. |
The Arab scientist Ibn al-Haithem is considered as the father of |
| A. | lithotripsy |
| B. | surgical instruments |
| C. | surgery |
| D. | optics |
| Answer» E. | |
| 415. |
Photosensitive cells in the retina are called |
| A. | fovea and optic disc |
| B. | rods and cones |
| C. | neurons |
| D. | convex lens |
| Answer» C. neurons | |
| 416. |
The concave lens is used to rectify the problem of |
| A. | misrecognition of red color |
| B. | misrecognition of blue color |
| C. | long sight |
| D. | short sight |
| Answer» E. | |
| 417. |
The sympathetic system prepares the body for |
| A. | resting situation |
| B. | emergency situation |
| C. | active situation |
| D. | inactive situation |
| Answer» C. active situation | |
| 418. |
The unit of Nervous system is |
| A. | neuron |
| B. | nerve impulse |
| C. | ganglion |
| D. | nephron |
| Answer» B. nerve impulse | |
| 419. |
What is the number of main layers in the eye structure? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 420. |
The photosensitive cells present in the retina that are sensitive to bright light are called |
| A. | cones |
| B. | ligaments |
| C. | optical disc |
| D. | rods |
| Answer» B. ligaments | |
| 421. |
The owl is unable to see during the day due to deficiency of |
| A. | rods |
| B. | cones |
| C. | retina |
| D. | eye ball |
| Answer» C. retina | |
| 422. |
The type of neuron which carries the information from the central nervous system to the receptors is classified as |
| A. | sensory neurons |
| B. | motor neurons |
| C. | interneuron |
| D. | rotator neurons |
| Answer» B. motor neurons | |
| 423. |
Which of the following comes from a mushroom? |
| A. | mescaline |
| B. | psilocin |
| C. | marijuana |
| D. | opium |
| Answer» C. marijuana | |
| 424. |
The mescaline (a group of hallucinogens) comes from |
| A. | flowers of cannabis |
| B. | cactus |
| C. | mushroom |
| D. | foxglove |
| Answer» C. mushroom | |
| 425. |
The drugs on which people become dependent are called |
| A. | industrial drugs |
| B. | single cell drugs |
| C. | pharmaceutical drugs |
| D. | addictive drugs |
| Answer» E. | |
| 426. |
Which of the following kill bacteria? |
| A. | analgesics |
| B. | vaccines |
| C. | bactericidal antibiotics |
| D. | bacteriostatic antibiotics |
| Answer» D. bacteriostatic antibiotics | |
| 427. |
Which of the following is an example of addictive drugs? |
| A. | antiseptics |
| B. | antibiotics |
| C. | analgesics |
| D. | sedatives |
| Answer» E. | |
| 428. |
A germinated microspore contains a tube nucleus and |
| A. | three sperms |
| B. | one sperms |
| C. | four sperms |
| D. | two sperms |
| Answer» E. | |
| 429. |
The individual units of the calyx are known as |
| A. | anthers |
| B. | stylus |
| C. | petals |
| D. | sepals |
| Answer» E. | |
| 430. |
The simplest and most common method of asexual reproduction is |
| A. | fragmentation |
| B. | binary fission |
| C. | budding |
| D. | parthenogenesis |
| Answer» C. budding | |
| 431. |
The type of germination in which cotyledons remained under the ground after the elongation of epicotyls is called |
| A. | Epigeal germination |
| B. | hypogeal germination |
| C. | epicotyls germination |
| D. | hypocotyls germination |
| Answer» C. epicotyls germination | |
| 432. |
After mitosis, the diploid zygote turns into |
| A. | haploid sporophyte |
| B. | diploid gametophyte |
| C. | haploid gametophyte |
| D. | diploid sporophyte |
| Answer» E. | |
| 433. |
Which of the following is called the base of ureter? |
| A. | urinary bladder |
| B. | urethra |
| C. | renal cortex |
| D. | renal pelvis |
| Answer» E. | |
| 434. |
The plants that survive in dry environments are classified as |
| A. | saprophytes |
| B. | hydrophytes |
| C. | xerophytes |
| D. | halophytes |
| Answer» D. halophytes | |
| 435. |
The osmoregulatory function in humans is performed by |
| A. | ureter |
| B. | urethra |
| C. | urinary bladder |
| D. | kidney |
| Answer» E. | |
| 436. |
Considering the normal urine composition, the water content in percentage is |
| A. | 0.95 |
| B. | 0.98 |
| C. | 0.97 |
| D. | 0.93 |
| Answer» B. 0.98 | |
| 437. |
The steps in urine formation are |
| A. | pressure filtration |
| B. | selective re-absorption |
| C. | tubular secretion |
| D. | all of above |
| Answer» E. | |
| 438. |
The building block of different types of bio-molecules is |
| A. | carbon atom |
| B. | nitrogen atom |
| C. | oxygen atom |
| D. | protein cycles |
| Answer» B. nitrogen atom | |
| 439. |
The type of symbiosis the smaller partner harms the larger partner and derives food from its body is called |
| A. | parasitism |
| B. | mutualism |
| C. | demonism |
| D. | commensalism |
| Answer» B. mutualism | |
| 440. |
All the animals, Fungi, protozoa and many bacteria are examples of |
| A. | producer |
| B. | decomposer |
| C. | consumer |
| D. | biotic components |
| Answer» D. biotic components | |
| 441. |
The number of tanneries in Kasur city is |
| A. | 300 |
| B. | 250 |
| C. | 400 |
| D. | 200 |
| Answer» E. | |
| 442. |
The oxides of nitrogen (NO, NO2) are dissolved in water to form |
| A. | nitric acid and nitrous acid |
| B. | citric acid and nitrous acid |
| C. | nitrates |
| D. | nitric acid and hydrogen |
| Answer» B. citric acid and nitrous acid | |
| 443. |
The plants which require water for sexual reproduction are |
| A. | angiosperms |
| B. | gymnosperms |
| C. | mosses and ferns |
| D. | trees |
| Answer» D. trees | |
| 444. |
In guard cells, Potassium ions (K+) combined with sugars lead to |
| A. | lower the water potential in guard cells |
| B. | increase the water potential in guard cells |
| C. | become turgid |
| D. | increased temperature of guard cells |
| Answer» B. increase the water potential in guard cells | |
| 445. |
The abbreviation of AIDS is |
| A. | acquired immunodeficiency syndrome |
| B. | accumulated immune disorder system |
| C. | acquired immune disorder survival |
| D. | accumulated immunodeficiency system |
| Answer» B. accumulated immune disorder system | |
| 446. |
Units of gynoecium are called |
| A. | carpels |
| B. | stigma |
| C. | stamens |
| D. | petals |
| Answer» B. stigma | |
| 447. |
The seed coat of angiosperm seed is also known as |
| A. | testa |
| B. | spores |
| C. | hilum |
| D. | epicotyls |
| Answer» B. spores | |
| 448. |
The bacteria which is responsible for ammonification is called |
| A. | nitrogenous virus |
| B. | nitrogenous bacteria |
| C. | ammonifying virus |
| D. | ammonifying bacteria |
| Answer» E. | |
| 449. |
Snail are examples of |
| A. | primary consumer |
| B. | secondary consumer |
| C. | tertiary consumer |
| D. | producer |
| Answer» C. tertiary consumer | |
| 450. |
Tertiary consumers include |
| A. | snails |
| B. | sparrows |
| C. | clover leaves |
| D. | hawk |
| Answer» E. | |