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6 سوالات: گیارہویں جماعت حیاتیات، جوابات اور وضاحت کے ساتھ۔
جوابی کنجی کے ساتھ قابلِ پرنٹ ورک شیٹ
The fluid mosaic model describes the structure of the:
درست جواب: Cell membrane
It shows a phospholipid bilayer with proteins embedded in it.
Movement of water across a semipermeable membrane is called:
درست جواب: Osmosis
Osmosis is the diffusion of water across a selectively permeable membrane.
Active transport requires:
درست جواب: ATP
It moves substances against a concentration gradient and uses ATP.
Which organelle contains digestive enzymes?
درست جواب: Lysosome
Lysosomes digest worn out parts and engulfed material.
Rough endoplasmic reticulum is rough because of attached:
درست جواب: Ribosomes
Ribosomes on its surface give it a rough appearance.
A cell placed in a hypotonic solution will: