SPSC LECTURER ZOOLOGY PAST PAPERS 2000 TO TILL DATE
Zoology 5 years Past Papers Click here
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
پروٹونیماتا باقیات ______ کے طور پر استعمال کی جاسکتی ہیں؟
- Alersaive
- Filtering agent
- Building stones
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Protonemata remains, especially from mosses like Sphagnum.They are used as filtering agents due to their high water retention capacity.They help in purifying water by trapping impurities and sediments.
مکھی کالونی کے ممبر ______ کے ذریعہ ایک دوسرے کو پہچانتے ہیں؟
- Touch
- Dance
- Smell
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Bees recognize colony members through pheromones, which are chemical signals.These pheromones help maintain hive organization and prevent intruders.
ٹڈی سبزی خوروں کا تنہائی ہوسکتا ہے۔ یہ ______ پر منحصر ہے؟
- Own variety
- Weather conditions
- Food condition
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Locusts shift between solitary and gregarious phases based on food availability.When food is scarce, they gather in swarms, triggering behavioral and physiological changes.
منظم کیڑے مار دوا ______؟
- Enter the insects through spiracles
- Are short direction effects
- Enter the insects through cuticle
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Systematic insecticides primarily enter insects through spiracles (respiratory openings).Once inside, they are absorbed into the insect’s body, affecting its nervous system.
سچ اور مکمل میٹامورفوسس _____ میں ہوتا ہے؟
- Moth
- Silverfish
- Grasshopper
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
True and complete metamorphosis (holometabolism) consists of four stages: egg, larva, pupa, and adult.Moths undergo complete metamorphosis.
ویکیئر کیڑے کیا کرتے ہیں؟
- Destroy crops
- Spread diseases
- Spoil soil
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Vacier (or voracious) insects, such as locusts and caterpillars, consume large amounts of plant matter, leading to severe crop damage.They pose a significant threat to agriculture by reducing yields and affecting food supply.
پلازموڈیم _____ میں دریافت ہوا؟
- 1883
- 1683
- 1783
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Plasmodium, the malaria-causing parasite.It was discovered by Charles Louis Alphonse Laveran in 1880, and its role in malaria transmission was later confirmed.The year 1883 is often associated with further research on Plasmodium and its lifecycle.
ملیریا ______ میں زیادہ عام ہے؟
- Eastern areas
- Tropical areas
- Southern areas
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Malaria is more common in tropical areas due to warm temperatures, which favor mosquito breeding.These regions provide ideal conditions for the malaria parasite to complete its life cycle.
ایک ایسا جانور جو دکھاتا ہے کہ مثبت فوٹوٹوکس؟
- Moth
- Roundworm
- Paramecium
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Positive phototaxis refers to movement toward light.Moths exhibit this behavior by flying toward light sources at night.
کون سی مچھلی ملیریا کو کنٹرول کرتی تھی؟
- Rahu
- Gambusia
- Whale
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Gambusia (mosquitofish) feeds on mosquito larvae, helping to control malaria by reducing mosquito populations.It is widely used in mosquito control programs due to its high larval consumption rate.
