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Botany Quiz

Free practice quiz on Botany Quiz with detailed solutions for government exam preparation.

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About This Quiz

Botany Quiz is a free, 25-minute, 25-mark practice quiz on AajExam rated at medium difficulty, designed to help candidates preparing for SSC, UPSC, Banking, Railway and State PSC government competitive exams sharpen their command of Botany (Botany). Every question on this quiz ships with a detailed step-by-step solution so you don't just learn the right answer — you learn the reasoning and shortcuts top scorers use to crack similar questions faster on the actual exam day. Why Botany Quiz matters in your preparation: government exam-conducting bodies repeatedly draw questions from the same chapters and the same skill-clusters across recruitment cycles. By attempting focused topic-wise quizzes like this one, you build pattern recognition — the ability to spot which formula, rule or trick applies the moment you see a question. Toppers consistently report that 5-10 quizzes on a single topic delivers more exam-day score gain than 20+ unfocused full-length mocks, because targeted drilling exposes your specific sub-topic weaknesses with surgical precision. How to use this quiz effectively: attempt it in one sitting under the 25-minute timer, without referring to notes or external resources — simulate exam-day conditions exactly. After submission, review the auto-generated analytics to see your accuracy, time per question and section-wise performance. Then go through every wrong and skipped question with the explanation, mentally tagging the underlying concept rather than just memorising the answer. Revisit this quiz after 7-10 days; your second attempt should be 15-20% faster with noticeably better accuracy. After mastering this quiz, explore the 6 related quizzes linked below to broaden your topic coverage. AajExam quiz design principles: every quiz on the platform is curated by subject experts using the actual question formats, difficulty distributions and time pressures of the target government exams. We deliberately avoid generic "textbook" questions in favour of exam-replicating ones. Solutions are written in plain English (and Hindi where source material was bilingual), with step-by-step working for quantitative problems, grammar rules for English questions, and direct reference statements for general awareness items. Performance analytics after each attempt include accuracy, attempt rate, time spent per question, and an estimated all-India percentile so you know exactly where you stand against other candidates. This quiz is completely free to attempt. You only need a free AajExam account to track your performance across attempts, view detailed solutions and unlock the platform-wide analytics dashboard. The platform is mobile-friendly and works seamlessly on smartphones, tablets and desktops — so you can sharpen your Botany (Botany) skills in any spare 15-minute window.

Botany Quiz — Questions with Solutions

All 25 questions from this quiz with the correct answer and explanation. Attempt them yourself first, then open each solution to check your reasoning.

  1. Q1.The basic component of a plant cell wall is:

    • A.Cellulose
    • B.Chitin
    • C.Keratin
    • D.Collagen
    Show answer

    Answer: A. Cellulose

    Plant cell walls are primarily made of cellulose.

  2. Q2.Photosynthesis in plants occurs mainly in the:

    • A.Mitochondria
    • B.Chloroplasts
    • C.Nucleus
    • D.Ribosomes
    Show answer

    Answer: B. Chloroplasts

    Chloroplasts contain chlorophyll and carry out photosynthesis.

  3. Q3.The loss of water vapour from plant leaves is called:

    • A.Transpiration
    • B.Respiration
    • C.Photosynthesis
    • D.Osmosis
    Show answer

    Answer: A. Transpiration

    Transpiration is water loss through stomata, mainly on leaves.

  4. Q4.Xylem tissue in plants is mainly responsible for the transport of:

    • A.Food (sugars)
    • B.Water and minerals
    • C.Hormones only
    • D.Oxygen only
    Show answer

    Answer: B. Water and minerals

    Xylem conducts water and dissolved minerals from roots upward.

  5. Q5.Phloem tissue in plants is mainly responsible for the transport of:

    • A.Water
    • B.Minerals
    • C.Food (sugars)
    • D.Oxygen
    Show answer

    Answer: C. Food (sugars)

    Phloem transports synthesized food, mainly sugars, throughout the plant.

  6. Q6.The male reproductive part of a flower is called the:

    • A.Pistil
    • B.Stamen
    • C.Sepal
    • D.Petal
    Show answer

    Answer: B. Stamen

    The stamen, consisting of anther and filament, is the male part.

  7. Q7.The female reproductive part of a flower is called the:

    • A.Stamen
    • B.Pistil (carpel)
    • C.Sepal
    • D.Petal
    Show answer

    Answer: B. Pistil (carpel)

    The pistil (carpel) is the female reproductive structure of a flower.

  8. Q8.Which plant hormone primarily promotes cell elongation and growth?

    • A.Auxin
    • B.Ethylene
    • C.Abscisic acid
    • D.Cytokinin only
    Show answer

    Answer: A. Auxin

    Auxin is well known for promoting cell elongation.

  9. Q9.The process by which green plants synthesize their own food is called:

    • A.Respiration
    • B.Photosynthesis
    • C.Transpiration
    • D.Fermentation
    Show answer

    Answer: B. Photosynthesis

    Photosynthesis allows plants to make food using light energy.

  10. Q10.Root hairs on plant roots primarily function to:

    • A.Absorb water and minerals
    • B.Produce food
    • C.Store starch only
    • D.Support the stem
    Show answer

    Answer: A. Absorb water and minerals

    Root hairs increase surface area for water and mineral absorption.

  11. Q11.Which structure on a leaf mainly allows gaseous exchange?

    • A.Cuticle
    • B.Stomata
    • C.Veins
    • D.Petiole
    Show answer

    Answer: B. Stomata

    Stomata are small pores that regulate gas exchange in leaves.

  12. Q12.Chlorophyll, essential for photosynthesis, is found mainly in the:

    • A.Mitochondria
    • B.Chloroplast
    • C.Nucleus
    • D.Golgi body
    Show answer

    Answer: B. Chloroplast

    Chlorophyll pigment resides in the chloroplasts.

  13. Q13.The scientific study of fungi is known as:

    • A.Mycology
    • B.Botany (general)
    • C.Bacteriology
    • D.Virology
    Show answer

    Answer: A. Mycology

    Mycology is the specific branch of biology studying fungi.

  14. Q14.Angiosperms are plants that produce:

    • A.Seeds enclosed within a fruit
    • B.Naked seeds
    • C.No seeds at all
    • D.Spores only
    Show answer

    Answer: A. Seeds enclosed within a fruit

    Angiosperms are flowering plants with seeds enclosed in fruit.

  15. Q15.Gymnosperms are characterized by seeds that are:

    • A.Enclosed in a fruit
    • B.Not enclosed in an ovary/fruit
    • C.Absent entirely
    • D.Only found underwater
    Show answer

    Answer: B. Not enclosed in an ovary/fruit

    Gymnosperm seeds are 'naked', not enclosed in an ovary.

  16. Q16.A vascular bundle in plants mainly consists of which two tissues?

    • A.Xylem and phloem
    • B.Epidermis and cortex
    • C.Cork and cambium only
    • D.Pith and cortex
    Show answer

    Answer: A. Xylem and phloem

    Vascular bundles are composed of xylem and phloem tissues.

  17. Q17.Which plant hormone is primarily responsible for fruit ripening?

    • A.Auxin
    • B.Gibberellin
    • C.Ethylene
    • D.Cytokinin
    Show answer

    Answer: C. Ethylene

    Ethylene gas triggers the ripening process in fruits.

  18. Q18.The transfer of pollen grains from anther to stigma is called:

    • A.Fertilization
    • B.Pollination
    • C.Germination
    • D.Respiration
    Show answer

    Answer: B. Pollination

    Pollination is the transfer step before fertilization occurs.

  19. Q19.A plant's growth response towards light is called:

    • A.Geotropism
    • B.Phototropism
    • C.Hydrotropism
    • D.Thigmotropism
    Show answer

    Answer: B. Phototropism

    Phototropism refers to growth movement in response to light.

  20. Q20.The ground tissue system in plants mainly includes:

    • A.Parenchyma, collenchyma and sclerenchyma
    • B.Xylem and phloem only
    • C.Epidermis only
    • D.Cork cambium only
    Show answer

    Answer: A. Parenchyma, collenchyma and sclerenchyma

    Ground tissue consists mainly of these three simple tissue types.

  21. Q21.The part of a seed that develops into the plant's primary root is called the:

    • A.Plumule
    • B.Radicle
    • C.Cotyledon
    • D.Testa
    Show answer

    Answer: B. Radicle

    The radicle develops into the primary root after germination.

  22. Q22.Photosynthesis converts carbon dioxide and water into glucose and:

    • A.Nitrogen
    • B.Oxygen
    • C.Carbon monoxide
    • D.Ozone
    Show answer

    Answer: B. Oxygen

    Oxygen is released as a by-product of photosynthesis.

  23. Q23.Which plant tissue is mainly responsible for secondary growth (increase in girth)?

    • A.Cambium
    • B.Epidermis
    • C.Cortex
    • D.Pith
    Show answer

    Answer: A. Cambium

    The vascular cambium produces new xylem and phloem, increasing girth.

  24. Q24.The branch of botany dealing with classification of plants is called:

    • A.Plant taxonomy
    • B.Plant physiology
    • C.Plant pathology
    • D.Plant ecology
    Show answer

    Answer: A. Plant taxonomy

    Plant taxonomy deals with identification and classification of plants.

  25. Q25.C4 plants tend to be more photosynthetically efficient than C3 plants especially in:

    • A.Cold and wet climates
    • B.Hot and dry climates
    • C.Underwater conditions
    • D.Low-light conditions
    Show answer

    Answer: B. Hot and dry climates

    C4 plants have adaptations that reduce photorespiration in hot, dry conditions.

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Frequently Asked Questions

Is Botany Quiz free to attempt on AajExam?

Yes. Botany Quiz is completely free. You only need a free AajExam account to track your score, view detailed solutions and unlock cross-attempt analytics.

How long does it take to complete Botany Quiz?

Botany Quiz runs on a 25-minute timer in real exam-style conditions. The clock starts the moment you click Start, mirroring the time pressure of the actual exam.

Are detailed solutions provided?

Yes. Every question on Botany Quiz ships with a complete step-by-step solution, the underlying concept, and (where applicable) shortcut tricks. You can also discuss any question with the AajExam community.

Can I attempt Botany Quiz multiple times?

Yes. You can attempt this quiz as many times as you like. Each attempt is recorded separately so you can track improvement in score, accuracy and time-management.

Which government exams does this quiz prepare me for?

Botany questions appear regularly in SSC CGL, CHSL, MTS, GD; IBPS PO, Clerk; SBI PO, Clerk; RRB NTPC, Group D; UPSC prelims and most State PSC exams. The specific weightage varies by exam — check the exam pattern on the corresponding AajExam exam page for details.

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