BIOLOGY
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
پینکریوں کو پکاچا رس کا سامنا کرنا پڑتا ہے جو _____ کو توڑ دیتا ہے؟
- Proteins and sugars
- Carbohydrates and fats
- Sugars and fats
- None of these
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Explanation
The pancreas secretes pancreatic juice, which contains enzymes like trypsin (for protein digestion) and amylase (for sugar digestion).
It helps in breaking down proteins into amino acids and sugars into simpler forms for absorption.
بنیادی طور پر ، ماحولیاتی آلودگی _____ کی ہے؟
- Three types
- Two types
- Four types
- None of these
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Explanation
The three types of pollution are:
- Air Pollution: Harmful substances released into the air, like carbon monoxide and sulfur dioxide.
- Water Pollution: Contamination of water sources with pollutants such as industrial waste and sewage.
- Land Pollution: Degradation of land through activities like deforestation and improper waste disposal.
کون سا نظریہ ہے کہ دنیا اور انسان آرڈر اور مستقل مزاجی کے ذریعہ چل رہے ہیں؟
- Progression theory
- Reconstructionist theory
- Evolution theory
- None of these
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Explanation
Evolution theory explains that the world and living beings follow a natural order and regularity through gradual changes over time.
It is primarily associated with Charles Darwin, who proposed that species evolve through natural selection.
بیسویں صدی کے بائیوٹیکنالوجی میں اہم پیشرفت میں ______ شامل ہیں؟
- Completion of human genome sequence
- Identification of living cell and bacteria
- 3D structure of Protein
- None of these
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Explanation
The Human Genome Project was completed in 2003, mapping all human genes.
It revolutionized medicine, genetics, and biotechnology by enabling gene-based treatments.
گردوں کے نلیاں _____ پر مشتمل ہیں؟
- Distal Convoluted Tubule
- Loop of Henle
- Proximal convoluted tubule
- All of these
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Explanation
Proximal convoluted tubule (PCT) reabsorbs nutrients and water.
Loop of Henle helps concentrate urine by reabsorbing water and salts.
Distal convoluted tubule (DCT) plays a role in ion balance and pH regulation.
- Ovary
- Ovule
- Anther
- None of these
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Explanation
Ovule develops into a seed after fertilization.
Ovary develops into a fruit, not a seed.
Anther produces pollen grains for fertilization, but does not form a seed.
- Photosynthesis - mesophyll tissues
- Leaves - cells of Plant
- Oesophagus - Respiratory system
- None of these
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Explanation
Photosynthesis occurs in the mesophyll tissues of leaves, where chloroplasts are present.
Other options are incorrect because:
Leaves are organs, not just cells.
Oesophagus is part of the digestive system, not respiratory.
Trachea belongs to the respiratory system, not digestive.
پھول کے کارپل کے بارے میں کون سا قول درست ہے؟
- It consists of stigma, style and ovary
- It is the female sexual reproductive part
- It makes the fourth whorl in flower
- All of the above
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Explanation
Carpel is the female reproductive part of a flower.
It consists of stigma, style, and ovary, which are essential for reproduction.
It forms the fourth and innermost whorl in a flower's structure.
مندرجہ ذیل میں سے کون ہاضمہ غدود نہیں ہے؟
- Liver
- Adrenal gland
- Pancreas
- None of these
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Explanation
Adrenal gland is an endocrine gland that produces hormones like adrenaline and cortisol, not digestive enzymes.Liver, pancreas, and stomach wall are involved in digestion by secreting bile, enzymes, and gastric juices.
پھول کے مادہ تولیدی حصے کو _____ کہتے ہیں؟
- Stamen
- Carpel (Pistil)
- Anther
- Filament
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Explanation
- The female reproductive part of a flower is called the Pistil.
It consists of three parts:
- Stigma (receives pollen grains)
- Style (connects stigma to ovary)
- Ovary (contains ovules/eggs)
The pistil is also sometimes referred to as the carpel, which is a modified leaf that forms the female reproductive organ.
