LECTURER BOTANY PAST PAPERS AND SYLLABUS
چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
جلد کی سب سے بیرونی تہہ کو ______ کہا جاتا ہے؟
- Cartilage
- Ligament
- Epiglottis
- Epidermis
- None of these
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Explanation
The epidermis is the outermost layer of the skin.It providing a barrier against environmental damage.It consists of keratinized cells that help prevent water loss and protect against pathogens.
مندرجہ ذیل میں سے کون سا دوہری حیاتیات ہے؟
- Algae
- Fungi
- Lichen
- None of these
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Explanation
Dual Organism – Lichen is a symbiotic association between a fungus and an alga (or cyanobacterium), functioning as a single organism.Mutualism – The fungus provides structure and absorbs nutrients.While the alga performs photosynthesis, producing food.
دنیا کا سب سے قدیم صدر کون ہے؟
- Paul Biya
- Joe Biden
- Donald Trump
- None of these
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Explanation
The oldest president in the world is Paul Biya, the President of Cameroon.
He has been in office since 1982.
He was born on February 13, 1933.
As of 2024, he is 91 years old.
زمین پر کل پانی کے ، میٹھے پانی کے ذخائر تقریبا ______ کی تشکیل کرتے ہیں؟
- 3.65%
- 1.2%
- 2.7%
- None of these
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Explanation
Freshwater makes up about 2.7% of the total water on Earth, including glaciers, groundwater, and surface water.The majority of Earth's water (97.3%) is saltwater in oceans and seas.
قدرتی ماحول کو ____ کہا جاتا ہے؟
- Environment
- Habitat
- Air
- None of these
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Explanation
Environment includes all living and non-living factors surrounding an organism.It influences the survival, growth, and behavior of organisms.
بیجوں کو ______ میں بہترین طور پر محفوظ کیا جاسکتا ہے؟
- Hot and dry conditions
- Cool and wet conditions
- Cool and dry conditions
- None of these
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Explanation
Low temperature slows down metabolic activities, preventing seed deterioration.Low moisture prevents fungal growth and enzymatic degradation, ensuring long-term viability.
کیسپیرین بینڈ کہاں پائے جاتے ہیں؟
- Phloem
- Epidermis
- Endodermis
- None of these
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Explanation
Casparian bands (Casparian strips) are waterproof cell wall structures found in the endodermis of roots.They regulate water and mineral uptake.It forcing substances to pass through the plasma membrane instead of moving freely between cells.
میں پروپ یا ستون کی جڑیں پائی جاتی ہیں؟ ______
- Almond
- Banyan
- Maize
- None of these
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Explanation
Prop roots are aerial roots that grow downward from the branches of Banyan trees to provide additional support.These roots help in mechanical support and nutrient absorption as the tree expands horizontally.
مییوسس کی اصطلاح ______ کے ذریعہ تیار کی گئی تھی؟
- Robert Brown
- Farmer
- Morgan
- None of these
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Explanation
The term meiosis was coined by J.B. Farmer and J.E.S. Moore in 1905.Meiosis is a type of cell division that reduces chromosome numbers by half.It producing gametes in animals and spores in plants.
ماحولیاتی عوامل کو ______ بھی کہا جاتا ہے؟
- Water factors
- Air factors
- Ecological factors
- None of these
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Explanation
Environmental factors, such as climate, soil, and living organisms, influence ecosystems and are termed ecological factors.These factors include abiotic (non-living) and biotic (living) components that affect the survival and growth of organisms.
