Plant Biology MCQs with Answers

adminJune 13, 2024Last Updated: October 15, 2024

0 39 2 minutes read

Welcome to the Plant Biology MCQs with Answers. In this post, we have shared Plant Biology Online Test for different competitive exams. Find practice Plant Biology Practice Questions with answers in Biology Tests exams here. Each question offers a chance to enhance your knowledge regarding Plant Biology.

Plant biology is the study of the structure, functions, growth, and evolution of plants. Aspects about life, in as far as plants-how they go on with photosynthesis, reproduce, and adapt in their surroundings-are studied in plant biology. Knowledge of plant biology has proven to be important for scientists in regard to advancing agriculture, environmental conservation, and biotechnology.

The major areas that encompass the activities of the plant inside are known as plant physiology. These major areas encompass photosynthesis and uptake of nutrients. On the other hand, plant anatomy deals with structural features; it is simply tissues and organs of the plants like the leaf, stem, and roots. Other important areas of plant biology include studies into how plants grow and differentiate through their life cycles, including germination, flowering, and fruiting.

Then, there is the case of plant genetics. In this, it is concerned with knowledge on plant genes and heritability. This would give a researcher an opportunity to produce crops for given desirable traits such as increased yield, increased resistance to pathogens, and elevated nutritional value using genetic modification techniques.

Even research in plant biology includes plant ecology: here it represents the interaction of plants with environmental surroundings and other biota. It contributes to the understanding of the ecosystem and solutions to other problems like climate change and loss of habitats. Altogether it offers an overview of fundamental processes that support life on Earth and is very well suited to efforts in sustainable agriculture and environmental management. Thus deep understanding in plant biology can trigger innovation in solving global challenges for researchers, educators, and industry professionals.

Plant Biology Online Quiz

By presenting 3 options to choose from, Plant Biology Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Plant Biology Questions and Answers and click over the correct answer.

Test Name: Plant Biology MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

Plant Biology

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1 / 40

The process by which plants take in carbon dioxide and release oxygen is called _______________.

Photosynthesis

Respiration

Transpiration

2 / 40

The layer of cells in plant roots responsible for storage is called the _______________.

Endodermis

Cortex

Pericycle

3 / 40

The tissue responsible for providing support and protection in woody plants is called _______________.

Wood

Bark

Cambium

4 / 40

The outermost layer of cells in plant roots responsible for absorption is called the _______________.

Cortex

Endodermis

Epidermis

5 / 40

Plants that absorb water and nutrients from the atmosphere are called _______________.

Epiphytes

Xerophytes

Halophytes

6 / 40

Which of the following is NOT a primary tissue type in plants?

Dermal

Ground

Vascular

7 / 40

The female reproductive structure of a flower is called the _______________.

Stamen

Pistil

Petal

8 / 40

The region of the stem where leaves are attached is called the _______________.

Internode

Axil

Node

9 / 40

Plants that live for more than two years are called _______________.

Annuals

Biennials

Perennials

10 / 40

The process by which plants bend toward light is called _______________.

Gravitropism

Phototropism

Thigmotropism

11 / 40

The plant hormone responsible for promoting leaf abscission is _______________.

Gibberellin

Ethylene

Abscisic acid

12 / 40

The outermost layer of cells in plant leaves that serves as a protective barrier is called the _______________.

Cuticle

Epidermis

Mesophyll

13 / 40

The process by which plants absorb water and nutrients from the soil is called _______________.

Transpiration

Photosynthesis

Absorption

14 / 40

The process by which plants shed leaves in response to changing seasons is called _______________.

Transpiration

Dormancy

Abscission

15 / 40

Plants that require very little water to survive are called _______________.

Epiphytes

Hydrophytes

Xerophytes

16 / 40

The tissue responsible for transporting water and nutrients throughout a plant is called _______________.

Ground

Vascular

Dermal

17 / 40

The plant hormone responsible for promoting cell elongation and growth is _______________.

Ethylene

Gibberellin

Auxin

18 / 40

The process by which plants release water vapor through small openings in their leaves is called _______________.

Photosynthesis

Respiration

Transpiration

19 / 40

The process by which plants respond to touch is called _______________.

Phototropism

Thigmotropism

Gravitropism

20 / 40

The region of the root where new cells are produced is called the _______________.

Zone of elongation

Zone of maturation

Root cap

21 / 40

The process by which plants convert light energy into chemical energy is called _______________.

Photosynthesis

Respiration

Transpiration

22 / 40

The plant hormone responsible for promoting cell division and root growth is _______________.

Auxin

Cytokinin

Gibberellin

23 / 40

The layer of cells in plant stems responsible for secondary growth is called the _______________.

Cortex

Epidermis

Cambium

24 / 40

Plants that complete their life cycle in one growing season are called _______________.

Biennials

Annuals

Perennials

25 / 40

The process by which plants respond to environmental cues such as day length is called _______________.

Photoperiodism

Phototropism

Photoinhibition

26 / 40

The tissue responsible for protecting plant organs and providing support is called _______________.

Vascular

Ground

Dermal

27 / 40

The male reproductive structure of a flower is called the _______________.

Pistil

Petal

Stamen

28 / 40

The pigment responsible for capturing light energy during photosynthesis is _______________.

Chlorophyll

Carotenoid

Anthocyanin

29 / 40

The plant hormone responsible for promoting fruit ripening is _______________.

Ethylene

Auxin

Gibberellin

30 / 40

The process by which water vapor is released from plant leaves into the atmosphere is called _______________.

Respiration

Photosynthesis

Transpiration

31 / 40

Plants that grow on or in other plants without parasitizing them are called _______________.

Epiphytes

Parasites

Saprophytes

32 / 40

The tissue responsible for producing new cells for plant growth is called _______________.

Epidermis

Cambium

Meristem

33 / 40

The waxy layer on the surface of plant leaves that helps reduce water loss is called the _______________.

Stomata

Epidermis

Cuticle

34 / 40

Plants that grow in response to gravity exhibit _______________ growth.

Gravitropism

Thigmotropism

Phototropism

35 / 40

The process by which water moves through a plant from roots to leaves is called _______________.

Osmosis

Diffusion

Transpiration

36 / 40

The part of a plant embryo that develops into the shoot system is called the _______________.

Cotyledon

Radicle

Plumule

37 / 40

The process by which plants respond to changes in day length is called _______________.

Photoinhibition

Photoperiodism

Phototropism

38 / 40

The specialized pores on the surface of plant leaves that regulate gas exchange are called _______________.

Stomata

Cuticle

Epidermis

39 / 40

The region of a plant stem where growth occurs is called the _______________.

Node

Internode

Meristem

40 / 40

The layer of cells in plant stems responsible for photosynthesis is called the _______________.

Epidermis

Cortex

Pith

Download Certificate of Quiz Plant Biology

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adminJune 13, 2024Last Updated: October 15, 2024

0 39 2 minutes read