Plant Structure MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Plant Structure, a fundamental topic in the field of Biotechnology. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Plant Structure MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Plant Structure mcq questions that explore various aspects of Plant Structure problems. Each MCQ is crafted to challenge your understanding of Plant Structure principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Biotechnology tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Plant Structure MCQs are your pathway to success in mastering this essential Biotechnology topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Plant Structure. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Plant Structure knowledge to the test? Let's get started with our carefully curated MCQs!

Plant Structure MCQs | Page 7 of 9

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Q61.
Which of the following is considered as the disadvantage of conventional plant tissue culture for clonal propagation?

a.

Multiplication of sexually derived sterile hybrids

b.

Less multiplication of disease free plants

c.

Storage and transportation of propogates

d.

Both (b) and (c)

Discuss
Answer: (c).Storage and transportation of propogates
Q62.
What is meant by 'Organ culture' ?

a.

Maintenance alive of a whole organ, after removal from the organism by partial immersion in a nutrient fluid

b.

Introduction of a new organ in an animal body with a view to create genetic mutation in the progenies of that animal

c.

Cultivation of organs in a laboratory through the synthesis of tissues

d.

The aspects of culture in community which are mainly dedicated by the need of a specified organ of the human body

Discuss
Answer: (a).Maintenance alive of a whole organ, after removal from the organism by partial immersion in a nutrient fluid
Q63.
Which method of plant propagation involves the use of girdling?

a.

Grafting

b.

Cuttings

c.

Layering

d.

Micropropagation

Discuss
Answer: (c).Layering
Q64.
Which is/are the naturally occurring plant auxins?

a.

Indole acetic acid (IAA)

b.

Naphthalenacetic acid (NAA)

c.

2,4-dichlorophenoxyacetic acid

d.

All of the above

Discuss
Answer: (a).Indole acetic acid (IAA)
Q65.
Which is/are the disadvantage/(s) of using IAA in plant cell culture media?

a.

It is unstable in solution

b.

Gets easily oxidized

c.

Conjugated to inactive form by plant cells

d.

All of the above

Discuss
Answer: (d).All of the above
Q66.
To maintain the pH of the culture

a.

organic acid such as citric, fumaric, malic and succinic acid is used

b.

synthetic buffers such as Tris, MES or HEPS are used

c.

both (a) and (b)

d.

ammonium salts are used

Discuss
Answer: (c).both (a) and (b)
Q67.
Which of the following is not a cytokinin?

a.

2,4-dichlorophenoxyacetic acid

b.

6 benzylaminopurine

c.

Zeatin

d.

Kinetin

Discuss
Answer: (a).2,4-dichlorophenoxyacetic acid
Q68.
Which of the following is not an auxin?

a.

Indole acetic acid (IAA)

b.

Naphthalenacetic acid (NAA)

c.

zeatin

d.

Indole butyric acid

Discuss
Answer: (c).zeatin
Q69.
Which of the following is not true about nurse or conditioned medium?

a.

It is liquid removed from the suspension of fast growing cells

b.

It contains uncharacterized growth factor released by growing cells

c.

It is used in the culture of regenerating protoplast

d.

it is removed aseptically from the culture and is autoclaved before use

Discuss
Answer: (d).it is removed aseptically from the culture and is autoclaved before use
Q70.
Very high sugar concentration (40-100 g/l) have been used

a.

in specialized secondary metabolite production

b.

to adjust the osmotic potential of the media in short term treatment for regeneration

c.

Both (a) and (b)

d.

none of these

Discuss
Answer: (c).Both (a) and (b)
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