This practice/Revision test includes 25 important multiple-choice questions (MCQ) from the chapter- Plant Growth And Development (Biology class 11th) for the viva, neet, and other competitive entrance exams.
Plant Growth and Development (Class-11th Biology) Revision Test | MCQs For NEET
Score: 0 / 25
Questions
Q1. Mechanism of development was explained by
Both a and b
Q2. Intercalary meristems are of
Intercalary meristems are of temporary nature
Q3. Cells of fibers and tracheids elongate during
Phase of cell division
Q4. Typical plant growth shows _________ curve.
Typical plant growth represents sigmoid curve
Q5. Exponential growth of the plants is express as W1 = W0 ert r represents
r is the relative growth rate and also measures the ability of the plant to produce new plant material (efficiency index).
Q6. Opening of floral buds into flowers, is a type of:
Q7. Which one is incorrect?
Upper layer of cells in blastoderm is epiblast
Q8. The stage of rapid cell division just after fertilization is
Q9. Which one of the followings is a gaseous plant hormone?
Ethylene
Q10. To prevent over – ripening, bananas should be
refrigerated
Q11. Growth in dorsiventral leaf is measured in terms of
Increase in surface area denotes the growth in a dorsiventral leaf
Q12. Plants grow throughout their life due to
Plants growth throughout their life due to the presence of meristems at certain locations in their body.
Q13. Mechanism of development was explained by
Haemmerling
Q14. The ability to regain or recover the lost or injured part of body is
Regeneration
Q15. Which growth hormone accerlates the malting process in brewing industry?
Gibberellins especially GA3 is used to speed up the malting process in brewing industry
Q16. Which plant growth regulator is the derivative of carotenoids?
Abscisic acid are the derivatives of carotenoids.
Q17. Typical plant growth shows _________ curve.
Typical plant growth represents sigmoid curve.
Q18. Mobilisation of stored food in germinating seeds is triggered by
Q19. Cavity formed between somatic and splanchnic mesoderm is called
Q20. IAA is naturally occurring plant hormone called
Auxin
Q21. Auxin is synthesised from in apical meristem from amino acid
Q22. Growth regulator which induces parthenocarpy
Q23. Formation of seedless fruit without act of fertilisation
Parthenocarpy
Q24. The major site for production of gibberellin is
Q25. Gibberellin is isolated from
Brian et al
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