300+ TOP MCQs on Diffusion and Answers

NEET Biology is the vey important paper in the medical entrance exam. Here, you will discover the NEET Biology MCQs and Answers for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Biology objective questions on air pollution . NEET Biology Diffusion Multiple Choice Questions

MCQs on Diffusion :

1. Phenomena through which water is absorbed by solids such as colloids leading them to increase in volume is
(a) diffusion
(b) imbibition
(c) facilitated diffusion
(d) osmosis

Answer

Answer: (a)

2. In older dying leaves to younger leaves, the mineral ions are assimilated into
(a) deposition of organic and inorganic compounds
(b) organic compound
(c) inorganic compounds
(d) none of these

Answer

Answer: (b)

3. Passage of water across a selectively permeable membrane is
(a) osmosis
(b) active transport
(c) facilitated diffusion
(d) pinocytosis

Answer

Answer: (a)

4. Wall pressure will______________ with rise in turgidity
(a) increase
(b) decrease
(c) remain unaffected
(d) fluctuate

Answer

Answer: (b)

5. Most effective light for stomatal opening is
(a) Red
(b) Blue
(c) Green
(d) Yellow

Answer

Answer: (b)

6. Diffusion of water through selectively permeable membrane is
(a) osmosis
(b) imbibition
(c) translocation
(d) diffusion

Answer

Answer: (a)

7. Water is forcefully pushed beyond endodermis of the root through the process of
(a) diffusion
(b) transmembrane transport
(c) symplast pathway
(d) apoplast pathway

Answer

Answer: (b)

8. Transpiration is a phenomena pertaining to
(a) Activated transport
(b) Diffusion
(c) Osmosis
(d) Facilitated diffusion

Answer

Answer: (b)

9. When placed in water, raisins swell up as a result of
(a) Adsorption
(b) Plasmolysis
(c) Endosmosis
(d) Diffusion

Answer

Answer: (d)

10. A bottle filled with previously moistened mustard seeds and water was screw-capped tightly and placed in a corner. After 30 minutes, it suddenly blew up. This is the process involved
(a) DPD
(b) Osmosis
(c) Imbibition
(d) Diffusion

Answer

Answer: (c)

Leave a Reply

Your email address will not be published. Required fields are marked *