Practice Test Sets (Total Questions: 100)

Topic Practice: Plant Growth and Development (Test - 1)

50 Questions 0 Attempted 50 Unattempted

About Plant Growth and Development MCQ

Ace Plant Growth and Development for NEET UG with high-yield MCQs, plant hormone functions, photoperiodism, vernalization notes, and complete exam preparatio…

This Plant Growth and Development MCQ practice set is designed for students preparing for school exams and competitive exams. It contains 100 multiple choice questions divided into 2 test sets of up to 50 questions each. Every question has four options, and after answering you can see the correct option, a detailed explanation and how other users answered.

plant growth and development NEET auxins gibberellins cytokinins ethylene ABA photoperiodism vernalization NEET questions botany notes

Sample Plant Growth and Development Questions

Mathematically, linear arithmetic growth is represented as Lt=L0+rt. What does 'r' specifically represent in this equation?
- A. Relative growth rate
- B. Elongation per unit time / Growth rate
- C. Base of natural logarithms
- D. Final length
In geometric growth represented by W1=W0ert, 'r' is termed as efficiency index. What does 'efficiency index' measure?
- A. Total biomass accumulated regardless of initial size
- B. Ability of the plant to produce new plant material (Relative Growth Rate)
- C. Rate of cell differentiation
- D. Ratio of photosynthetic surface to volume
If leaf A of surface area $5\text{ cm}^2$ grows to $10\text{ cm}^2$, and leaf B of surface area $50\text{ cm}^2$ grows to $55\text{ cm}^2$ in the same time, which statement is correct regarding their growth rates?
- A. Absolute growth rates are different, but relative growth rates are equal.
- B. Absolute growth rates are equal ($5\text{ cm}^2$), but relative growth rate of leaf A is higher (100% vs 10%).
- C. Leaf B has both higher absolute and relative growth rates.
- D. Relative growth rate of leaf B is 100% while leaf A is 10%.
The formation of interfascicular cambium and cork cambium from fully differentiated parenchyma cells is a classic example of:
- A. Differentiation
- B. Dedifferentiation
- C. Redifferentiation
- D. Plasticity
Secondary xylem, secondary phloem, cork, and secondary cortex formed by lateral meristems during secondary growth represent tissues formed by:
- A. Dedifferentiation
- B. Redifferentiation
- C. Primary growth
- D. Indeterminate division

Attempt all 50 questions

Frequently Asked Questions

How many questions are there in Plant Growth and Development MCQ?

This page has 50 questions in Test - 1 out of 100 total questions on Plant Growth and Development.

Are answers and explanations provided for Plant Growth and Development MCQs?

Yes. After you select an option, the correct answer is shown along with an explanation and the percentage of users who chose each option.

How can I practice Plant Growth and Development MCQs online?

Click the Start button on this page, answer the questions one by one, and review your score. You can resume anytime and track progress from your dashboard.