21. Bombay Smoke Nuisance Act has been enforced only in case of smoke emanating from
22. Assertion (A) Yeast cells have alcoholic fermentation.
Reason (R) Fermentation is an aerobic process.
Reason (R) Fermentation is an aerobic process.
23. Which of the following is an autotrophic bacterium which requires only inorganic materials for growth?
24. Match List-I with List-II and select the correct answer:
List-I
List-II
a. Spirogyra
1. Cup shaped chloroplast
b. Oedogonium
2. Reticulate chloroplast
c. Chlamydomonas
3. Star-shaped chloroplast
d. Zygnema
4. Specialchloroplast
| List-I | List-II |
| a. Spirogyra | 1. Cup shaped chloroplast |
| b. Oedogonium | 2. Reticulate chloroplast |
| c. Chlamydomonas | 3. Star-shaped chloroplast |
| d. Zygnema | 4. Specialchloroplast |
25. The process by which plants produce food is called
26. Which of the following is an example of obligate anaerobe?
27. When the embryos are developed from the cells of the nucellusor integumentsand push themselves into the embryo sac, the phenomenon is known as
28. Exchange of gases occurs through which part of the plant tissue?
29. Consider the following statements and choose the correct answer:
1. Petkus winter rye may be vernalized in the seed stage
2. Petkus winter rye has an obligate requirement for vernalization
3. Under continuous light, unvernalized Petkus winter rye will "head" in 15 weeks
4. Petkus winter rye differs from henbane in that the vernalization stimulus, once received, is not transmitted across a graft union
1. Petkus winter rye may be vernalized in the seed stage
2. Petkus winter rye has an obligate requirement for vernalization
3. Under continuous light, unvernalized Petkus winter rye will "head" in 15 weeks
4. Petkus winter rye differs from henbane in that the vernalization stimulus, once received, is not transmitted across a graft union
30. In the fourth oxidation step of the Krebs cycle,
Read More Section(Plant Anatomy and Physiology)
Each Section contains maximum 100 MCQs question on Plant Anatomy and Physiology. To get more questions visit other sections.
- Plant Anatomy and Physiology - Section 1
- Plant Anatomy and Physiology - Section 2
- Plant Anatomy and Physiology - Section 3
- Plant Anatomy and Physiology - Section 4
- Plant Anatomy and Physiology - Section 5
- Plant Anatomy and Physiology - Section 6
- Plant Anatomy and Physiology - Section 8
- Plant Anatomy and Physiology - Section 9
- Plant Anatomy and Physiology - Section 10
