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Biology Plant Physiology Mock Test 1 for NEET Students

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NEET Biology Plant Physiology Mock Test 1: Important MCQs and Answers

Mock Test: 20 Questions – 20 Minutes
Prepare yourself for NEET with 20 challenging questions from Biology Plant Physiology Mock Test 1. You have exactly 20 minutes to complete this test. Each correct answer carries 4 marks and each wrong answer carries -1 mark (NEET marking scheme). Ready to begin?

Time Left: 20:00

Q1. Which form of nitrogen is directly absorbed by the roots of a plant from the soil?

Q2. The process by which water movement occurs through the plant cell wall and intercellular spaces is called?

Q3. Which plant hormone is primarily responsible for cell elongation?

Q4. What is the main function of magnesium in plants?

Q5. Photolysis of water in photosynthesis releases which of the following?

Q6. Which of these is a non-essential element for plants?

Q7. During photorespiration, which organelle is NOT involved?

Q8. Which part of the plant is responsible for absorption of most of the water?

Q9. What is the universal energy currency in all living cells?

Q10. Opening and closing of stomata is mainly due to:

Q11. The ultimate electron acceptor in light reaction of photosynthesis is:

Q12. Which plant hormone induces dormancy in seeds and buds?

Q13. Which is the principal pathway of water movement in roots?

Q14. The pressure that develops in root cells causing upward movement of water is:

Q15. Which enzyme fixes atmospheric CO2 during the Calvin cycle?

Q16. Guttation occurs through:

Q17. Which element is a constituent of both DNA and RNA?

Q18. Which is the site of glycolysis in a plant cell?

Q19. Which structure connects adjacent plant cells for exchange of substances?

Q20. Which is the first stable product of photosynthetic carbon fixation in C3 plants?

Congratulations! You answered all questions correctly!

What is the Biology Plant Physiology Mock Test for NEET?

A Biology Plant Physiology Mock Test for NEET is a practice assessment designed according to the NEET exam pattern. It features questions on plant physiological processes such as photosynthesis, respiration, plant hormones, mineral nutrition, and water relations. This mock test helps NEET aspirants evaluate their preparation in Plant Physiology topics.


By attempting a Plant Physiology Mock Test, students can identify their strengths and weaknesses in this significant area of the NEET syllabus. The test not only simulates the actual NEET exam but also provides exposure to NEET-style questions commonly asked from NCERT textbooks.


How Biology Plant Physiology Mock Tests Help NEET Aspirants

Practicing Plant Physiology mock tests allows you to master key concepts, reinforce important facts, and improve your time management skills. Regular attempts help in swift revision and boost confidence as you get exam-ready for NEET 2026.


Mock tests simulate real exam pressure by giving you limited time to answer. This enhances your speed and accuracy while you self-assess instantly. For more subject-wise practice and expert preparation, check out our NEET course page.


Biology Plant Physiology Topic-wise Mock Test Coverage

SubjectTopics CoveredNo. of Questions
Biology Photosynthesis in Higher Plants 6
Biology Respiration in Plants 4
Biology Plant Growth and Development 4
Biology Mineral Nutrition 3
Biology Transport in Plants (Water Relations, Transpiration) 3

How to Take the Biology Plant Physiology NEET Mock Test

To attempt this mock test, open this page and click the "Start the Mock Test" button. You will be given 20 questions to solve within 20 minutes, just like in the NEET exam. Select your answers, and either submit manually or let the timer auto-submit.


After submission, the test is auto-scored, with correct and incorrect answers highlighted for easy review. Explanations of correct choices appear for questions you answered incorrectly or left unattempted.


Why Choose Vedantu's Biology Plant Physiology NEET Mock Test?

Vedantu’s Biology Plant Physiology Mock Test follows the latest NEET exam pattern, covers every important NCERT topic, and provides instant, detailed scoring. You can quickly pinpoint areas needing improvement, making your NEET preparation precise and effective.


Answer keys and highlight features make revision easy. Our platform’s analytics let you compare your performance with others for a more comprehensive preparation.


NEET Mock Test – Subject-wise
1 NEET Physics Mock Test
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Essential Study Materials for NEET
1NEET Notification
2NEET Eligibility Criteria
3NEET Syllabus
4NEET Exam Pattern
5NEET Registration
6NEET Admit Card
7NEET Exam Centers
8NEET Exam Date
9NEET Answer Key
10NEET Results
11NEET Counselling

FAQs on Biology Plant Physiology Mock Test 1 for NEET Students

1. What is Plant Physiology in simple terms?

Plant Physiology is the scientific study of how plants live, grow, and adapt to their environment. It covers key processes that keep plants alive and healthy, such as photosynthesis, respiration, and water transport.

Main points:

  • Explores how plants convert sunlight into energy (photosynthesis).
  • Studies how plants use and move water and nutrients.
  • Describes plant growth, hormones, and responses to the environment.

2. Why is Plant Physiology important for NEET preparation?

Plant Physiology is a core topic in the NEET exam and develops your understanding of vital plant processes critical for competitive biology.

Importance for NEET:

  • Frequent exam questions appear from this chapter.
  • Strengthens conceptual clarity for problem-solving.
  • Helps in application-based and assertion-reason type MCQs.
  • Forms connections with topics like photosynthesis, transpiration, and hormone functions.

3. Can you share a short essay on Plant Physiology for Class 12?

Plant Physiology is the branch of biology that studies essential functions of plants, focusing on processes like photosynthesis, mineral nutrition, growth, and hormone regulation. These mechanisms allow plants to adapt, survive, and produce food, making them fundamental to life on Earth.

Key points in a short essay:

  • Definition and scope of plant physiology
  • Role of photosynthesis in energy capture
  • Transpiration and transport systems
  • Importance for agriculture and ecosystems

This topic is crucial for NEET 2025 and board exams.

4. What are the most common Plant Physiology questions in NEET?

The NEET exam often includes MCQs focusing on fundamental processes and their mechanisms in plants.

Common question types:

  • Steps of photosynthesis and photophosphorylation
  • Functions of plant hormones (auxins, gibberellins, cytokinins etc.)
  • Mechanisms of transpiration and water transport
  • Mineral nutrition and deficiency symptoms
  • Structure and function of stomata

5. How can I write a speech on Plant Physiology for students?

To write an effective speech on Plant Physiology, start with a clear introduction, explain key concepts simply, and end with a summary of its real-world importance.

Speech writing tips:

  • Begin with the definition of Plant Physiology.
  • Mention two or three main processes: photosynthesis, respiration, transpiration.
  • Share an interesting fact or quote about plants.
  • Conclude with why the topic matters for NEET and everyday life.

6. Where can I find Plant Physiology sample test PDF?

Many educational websites and NEET preparation portals offer free downloadable Plant Physiology mock test PDFs. These contain important questions, sample essays, and MCQs aligned with the latest 2025 NEET syllabus.

Check:

  • Official NEET preparation sites
  • School resources and sample papers
  • NCERT and test prep publishers

7. What is the importance of plant hormones in Plant Physiology?

Plant hormones (phytohormones) are chemical messengers that control growth, development, and responses to stimuli in plants.

Key roles include:

  • Auxins: control cell elongation and root growth
  • Gibberellins: support stem elongation and seed germination
  • Cytokinins: stimulate cell division
  • Abscisic acid: promotes dormancy and stress resistance
  • Ethylene: manages fruit ripening

8. How do plants absorb and transport water?

Plants absorb water mainly through root hairs by osmosis, and transport it via the xylem to the rest of the plant.

Transport stages:

  • Uptake by roots
  • Transport up the stem (root pressure & capillary action)
  • Distribution to leaves for photosynthesis and transpiration

9. What are the major topics covered in Plant Physiology for NEET?

The Plant Physiology section in NEET covers fundamental plant processes and their regulatory mechanisms.

Key topics include:

  • Photosynthesis in plants
  • Respiration in plants
  • Transpiration and water movement
  • Mineral nutrition and nutrient cycles
  • Plant hormones (phytohormones)
  • Plant growth and development

10. Can you list some important facts or quotes about Plant Physiology?

Plant Physiology offers fascinating facts and quotes for essays and speeches.

Notable examples:

  • "Photosynthesis is the most important biological process on Earth." – NCERT
  • Plants can move water up to 100 meters in tall trees using transpiration pull.
  • “A single mature tree can provide enough oxygen for 10 people to breathe in a year.”
  • Plant hormones regulate nearly every stage of a plant's life cycle.