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1
Golgi Body _________________ the proteins synthesized in the ribosomes.
Store
Modify
Package and condense
All of these.
2
When the cell is immersed in a ________________________ solution, water will diffuse out of the cell by osmosis. This is because there is a low concentration of water outside the cell.
Hypertonic
Hypotonic
Isotonic
None of these.
3
The cell organelle that was discovered by Camillo Golgi was ________________.
Mitochondria
Golgi bodies
Golgi apparatus
None of the above
4
When you dip the raisins in water, After 10 minutes you will observe that the raisins swell up. This is due to _______________________.
Osomosis
Endosmosis
Exosmosis
Diffusion
5
The cytoskeleton is formed by ______________________.
Microtubules
Microfilaments
Both (a) and (b) are correct.
6
Which cell organelle manufactures proteins?
Ribosomes
Endoplasmic reticulum
7
The process of diffusion of water molecules across the membrane is called as ______________________.
Diffusion B.
Osmosis
Transportation
8
What are the functions of cytoskeleton ?
The maintenance of water balance
It helps in cell motility.
It is called "Protein Factory".
It store various substances
9
_____________ is called the suicidal bags of the cell.
Lysosomes
Cytoplasm
None of these .
10
_____________organelle contain the enzymes for oxidation of food.
Nucleus
11
Movement of solvent across the plasma membrane from the region of lower concentration of solute to the region of higher concentration of solute is known as ____________________
Plasmolysis
Active transport
12
________________ organelles digests the cartilages during formation of bones.
Ribosome
Smooth endoplasmic reticulum
Centrosome
Lysosome
13
Cell division occur in prokaryotes by the method of _____________________
Binary fission
Budding
Both A and B
Mitosis
14
Which of the following are correct :
(a) Cell membrane is selectively permeable and flexible.
(b) Cell membrane is made up of organic molecules called lipids and proteins.
(c) Cell membrane is made up of organic molecules called calcium carbonate.
Only (a) and (b) are correct.
Only (b) and (c) are correct.
Only (a) and (c) are correct.
15
Assertion (A) : Mitochondria does not help in photosynthesis.
Reason (R) : Mitochondria have enzymes for photosynthesis.
If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
If Assertion is correct but Reason is incorrect.
If Assertion is incorrect but Reason is correct.