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)