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CBSE
Class 11
Biology
Biology
Plant Growth and Development
Question Bank

Question Bank - Plant Growth a...

Practice Hub

Question Bank: Plant Growth and Development

This chapter explores the processes behind plant growth and development, emphasizing their significance in understanding plant life cycles.

Structured practice

Question Bank - Plant Growth and Development

Q1.

What process describes the maturation of cells to perform specific functions?

Single Answer MCQ
Q-00056263
View explanation
Q2.

Which term refers to the ability of differentiated cells to regain division capacity?

Single Answer MCQ
Q-00056264
View explanation
Q3.

An example of dedifferentiation can be observed in which of the following?

Single Answer MCQ
Q-00056265
View explanation
Q4.

What happens to tracheary elements during differentiation?

Single Answer MCQ
Q-00056266
View explanation
Q5.

Which of the following statements best describes redifferentiation?

Single Answer MCQ
Q-00056267
View explanation
Q6.

Heterophylly is an example of plasticity in plants. What does it refer to?

Single Answer MCQ
Q-00056268
View explanation
Q7.

Which cellular structure is crucial for differentiation in plants?

Single Answer MCQ
Q-00056269
View explanation
Q8.

The differentiation of cells is influenced by the position of the cells within which structure?

Single Answer MCQ
Q-00056270
View explanation
Q9.

Which of the following is a misconception about dedifferentiation?

Single Answer MCQ
Q-00056271
View explanation
Q10.

Which plant tissue is most likely to show redifferentiation after injury?

Single Answer MCQ
Q-00056272
View explanation
Q11.

What role does external environment play in plant differentiation?

Single Answer MCQ
Q-00056273
View explanation
Q12.

Which type of cell is primarily associated with redifferentiation in tissue culture?

Single Answer MCQ
Q-00056274
View explanation
Q13.

Dedifferentiation can lead to the development of which of the following?

Single Answer MCQ
Q-00056275
View explanation
Q14.

In plants, what determines the maturation outcome of differentiated cells?

Single Answer MCQ
Q-00056276
View explanation
Q15.

What defines plant growth?

Single Answer MCQ
Q-00056277
View explanation
Q16.

Which structure is primarily responsible for plant growth?

Single Answer MCQ
Q-00056278
View explanation
Q17.

What type of growth do plants exhibit due to the action of meristems?

Single Answer MCQ
Q-00056279
View explanation
Q18.

What is turgor pressure essential for in plant growth?

Single Answer MCQ
Q-00056280
View explanation
Q19.

Absolute growth rate is defined as:

Single Answer MCQ
Q-00056281
View explanation
Q20.

Relative growth rate can be calculated using which metric?

Single Answer MCQ
Q-00056282
View explanation
Q21.

Which factor is NOT essential for plant growth?

Single Answer MCQ
Q-00056283
View explanation
Q22.

The phenomenon of plasticity in plants allows them to:

Single Answer MCQ
Q-00056284
View explanation
Q23.

During which phase do cells reach maximal size in the plant growth process?

Single Answer MCQ
Q-00056285
View explanation
Q24.

Which condition can negatively affect plant growth?

Single Answer MCQ
Q-00056286
View explanation
Q25.

What role does auxin play in plant growth?

Single Answer MCQ
Q-00056287
View explanation
Q26.

Which of the following plants demonstrate heterophylly?

Single Answer MCQ
Q-00056288
View explanation
Q27.

Mathematically, how can you express the growth rate of a plant?

Single Answer MCQ
Q-00056289
View explanation
Q28.

In what way does gravity affect plant growth?

Single Answer MCQ
Q-00056290
View explanation
Q29.

Heterophyllous development is the result of:

Single Answer MCQ
Q-00056291
View explanation
Q30.

What is the definition of growth in plants?

Single Answer MCQ
Q-00056292
View explanation
Q31.

Which part of a plant is primarily responsible for indeterminate growth?

Single Answer MCQ
Q-00056293
View explanation
Q32.

Which phase represents the elongation of plant cells?

Single Answer MCQ
Q-00056294
View explanation
Q33.

What does absolute growth rate refer to?

Single Answer MCQ
Q-00056295
View explanation
Q34.

Which of the following factors is essential for plant cell enlargement?

Single Answer MCQ
Q-00056296
View explanation
Q35.

How does nutrient availability affect plant growth?

Single Answer MCQ
Q-00056297
View explanation
Q36.

What is one characteristic of meristematic cells?

Single Answer MCQ
Q-00056298
View explanation
Q37.

What process describes adaptation of plant leaves’ shape depending on environmental conditions?

Single Answer MCQ
Q-00056299
View explanation
Q38.

Which of the following terms describes the growth of an organism per unit of its initial parameter?

Single Answer MCQ
Q-00056300
View explanation
Q39.

What effect does optimal temperature have on plant growth?

Single Answer MCQ
Q-00056301
View explanation
Q40.

What type of growth do plants typically exhibit?

Single Answer MCQ
Q-00056302
View explanation
Q41.

Which of the following describes heterophylly?

Single Answer MCQ
Q-00056303
View explanation
Q42.

Which of these statements about the maturation phase of cell growth is true?

Single Answer MCQ
Q-00056304
View explanation
Q43.

What is the primary consequence if meristematic activity ceases?

Single Answer MCQ
Q-00056305
View explanation
Q44.

What is meant by cell differentiation in plant growth?

Single Answer MCQ
Q-00056306
View explanation
Q45.

What is the primary hormone responsible for promoting cell elongation in plants?

Single Answer MCQ
Q-00056307
View explanation
Q46.

Which plant growth regulator is primarily responsible for seed germination?

Single Answer MCQ
Q-00056308
View explanation
Q47.

Which of the following plant growth regulators is known as a stress hormone?

Single Answer MCQ
Q-00056309
View explanation
Q48.

Which plant growth regulator is most associated with the ripening of fruits?

Single Answer MCQ
Q-00056310
View explanation
Q49.

The phenomenon of apical dominance in plants is primarily controlled by which hormone?

Single Answer MCQ
Q-00056311
View explanation
Q50.

Which growth regulator is often used to promote cell division in tissue culture?

Single Answer MCQ
Q-00056312
View explanation
Q51.

Which plant hormone is known to promote the formation of root structures?

Single Answer MCQ
Q-00056313
View explanation
Q52.

Which hormone decreases the ripening of fruits when artificially applied?

Single Answer MCQ
Q-00056314
View explanation
Q53.

Which group of plant growth regulators would you primarily use to enhance flowering in plants?

Single Answer MCQ
Q-00056315
View explanation
Q54.

What role does ethylene play in plant development?

Single Answer MCQ
Q-00056316
View explanation
Q55.

Which plant hormone is known for promoting germination and growth of stalks especially in cereal crops?

Single Answer MCQ
Q-00056317
View explanation
Q56.

What effect does removing the apical bud of a plant usually have?

Single Answer MCQ
Q-00056318
View explanation
Q57.

Which plant growth hormone can reverse dormancy and promote sprouting?

Single Answer MCQ
Q-00056319
View explanation
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