جب کوئلہ کافی ہوا کی فراہمی کے بغیر جلایا جائے تو کون سی زہریلی گیس پیدا ہوتی ہے؟
A. Nitrogen
B. Carbon monoxide
C. Ammonia
D. None of these
Explanation
Carbon monoxide (CO) is a colorless, odorless, and tasteless gas that is produced when coal is burned without sufficient oxygen.
CO is highly toxic.
It can be deadly in high concentrations , as it displaces oxygen in the bloodstream.
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کون سی مشروم کھانے کے قابل نہیں ہے؟
A. Straw mushroom
B. Oyster mushroom
C. None of these
D. Amanita phalloides
Explanation
Amanita phalloides , also known as the death cap. It is highly toxic and not edible , causing severe poisoning and death if consumed. Oyster mushrooms and straw mushrooms are safe to eat and commonly used in cooking . Show/Hide Explanation
کون سا زہر زنا کو روکتا ہے؟
A. Lead
B. Mercury
C. Phosphorus
D. Arsenic
Explanation
Certain poisonous substances in the body can delay the process of putrefaction . They include :
Carbolic acid (Phenol) Arsenic and antimony Strychnine Nux vomica (plant) Zinc chloride, ZnCl2 Morphine Aconitine Putrefaction is referred the breaking down of the body of an animal post-mortem
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جسم پر ٹیٹنس ٹاکسن کا کیا اثر ہے؟
A. Affected tonsils.
B. Strong and continuous muscle contraction.
C. Uncontinuous and weak muscle relaxation.
D. None of these
Explanation
Tetanus toxin (produced by Clostridium tetani) affects the nervous system , blocking inhibitory signals to muscles.
This causes sustained and painful muscle contractions.
It is also known as " lockjaw " or spastic paralysis .
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رینگنے والے جانوروں میں زہر غدود میں ترمیم کی گئی ہے ______ غدود۔
A. Salivary
B. Pituitary
C. None of these
D. Nasal
Explanation
In reptiles, venom glands are modified salivary glands . It producing toxic secretions for prey capture or defense. These glands are especially developed in snakes and some lizards. Show/Hide Explanation
کچھ مواد جیسے کیڈیمیم ، پارا ، وغیرہ صحت کے لئے نقصان دہ ہیں۔ ان مواد کو _____ کہا جاتا ہے؟
A. Free Tool
B. None of these
C. Toxic
D. Non-Toxic
Explanation
Materials like cadmium and mercury are harmful and can cause serious health issues, so they are called toxic substances.
Toxic means poisonous or dangerous to living organisms.
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سانپ کاٹنے سے پہلے ______ کو متاثر ہوتا ہے؟
A. None of these
B. Nervous system
C. Blood circulation
D. Lungs
Explanation
A snake bite first affects the blood circulation or local tissue at the site of the bite.
Hemotoxic venom damages blood cells and tissues.
Neurotoxic venom can later affect the nervous system , but the initial impact is usually on the blood or local area.
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A. Pigments
B. Co-Enzymes
C. Toxins
D. Enzymes
Explanation
Snake venom is Enzymes ** Snake venoms are cocktails of enzymes and non-enzymatic proteins used for both the immobilization and digestion of prey. Snake venom is a complex mixture of enzymes, proteins, amines, lipids, nucleosides, and carbohydrates. There are over 30 enzymes that have been identified in snake venoms (Table 3) including some that are common to all venomous snake families
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شدید کاربن مونو آکسائیڈ زہر کی طرف سے نشان لگا دیا گیا ہے؟
A. Mild fever
B. Blue coloration of skin and mucus membrane
C. None of these
D. Bran Edema
Explanation
Acute Carbon Monoxide Poisoning is marked b y Brain Edema.
Severe carbon monoxide poisoning can cause the skin to turn a cherry-red color.
Brain edema (swelling of the brain) is a s erious consequence of severe carbon monoxide poisoning due to hypoxia (lack of oxygen) in brain tissues.
Symptoms of acute carbon monoxide poisoning can also include :
headache dizziness weakness
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A. Kidney
B. Pancreas
C. Heart
D. Liver
Explanation
Metabolic wastes are primarily detoxified in the liver and excreted by the kidneys.
While the liver is the primary detoxification organ, the kidneys are responsible for removing many of these waste products from the blood and excreting them in urine.
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