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Botany Questions

Practice 66 Botany questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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66
Total Questions
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19
Easy
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43
Medium
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4
Hard
Practice by Exam:Biology(65)General Science(1)

About Botany — practice questions, PYQs & concepts

Botany is a frequently-tested topic on Biology, General Science. ExamTest.live currently lists 66 Botany questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Botany weight in competitive exams

Across our Botany question bank, the largest sources are Biology (65) and General Science (1). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 19 easy Botany questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
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All Botany Questions(1–66 of 66)

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Q1mediummcqGeneral ScienceSSC GD2026
0% accuracy
Photosynthesis in plants converts light energy to ______ energy.
Q2mediummcqBiologyCompetitive Exam2026
Flowerless plants, naked seeds, needle like leaves and cones as reproductive structure are the characteristics of:
Q3mediummcqBiologyCompetitive Exams2026
What is the root-like structure at the base of an algae (seaweed) that binds the algae to a hard substrate like a stone?
Q4mediummcqBiologyBiology
0% accuracy
There exists a close association between the alga and the fungus within a lichen. The fungus:
Q5mediummcqBiologyBiology
0% accuracy
The ability of the venus flytrap to capture insects is due to:
Q6mediummcqBiologyBiology
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As compared to a C3 plant, how many additional molecules of ATP are needed for net production of one molecule of hexose sugar by C4 plants?
Q7mediummcqBiologyBiology
0% accuracy
Top-shaped multiciliate male gametes and the mature seed which bears only one embryo with two cotyledons, are characteristic features of:
Q8mediummcqBiologyBiology
0% accuracy
Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because:
Q9easymcqBiologyBiology
0% accuracy
Chlorophyll in chloroplasts is located in:
Q10mediummsqBiologyBiology
0% accuracy
Match the following:
Column-I
A. Peritrichous flagellation
B. Living fossil
C. Rhizophore
D. Smallest flowering plant
E. Largest perennial alga
Column-II
1. Ginkgo
2. Macrocystes
3. Escherichia coli
4. Selaginella
5. Wolffia
Q11mediummcqBiologyBiology
0% accuracy
Auxospores and hormocysts are formed, respectively, by:
Q12mediummcqBiologyBiology
0% accuracy
In which one pair both the plants can be vegetatively propagated by leaf pieces?
Q13mediummcqBiologyBiology
0% accuracy
Which international body provides rules for naming plant species?
Q14easymcqBiologyBiology
Seed formation without fertilization in flowering plants involves the process of:
Q15easymcqBiologyBiology
Which of the following is not a characteristic feature during mitosis in somatic cells?
Q16easymcqBiologyBiology
Spindle fibres attach on to:
Q17mediummcqBiologyBiology
Stems modified into flat green organs performing the functions of leaves are known as:
Q18mediummcqBiologyBiology
In a chloroplast the highest number of protons are found in:
Q19easymcqBiologyBiology
Nomenclature is governed by certain universal rules. Which one of the following is contrary to the rules of nomenclature?
Q20easymcqBiologyBiology
In meiosis crossing over is initiated at:
Q21mediummcqBiologyBiology
The standard petal of papilionaceous corolla is also called:
Q22easymcqBiologyBiology
Which of the following statements is wrong for viroids?
Q23easymcqBiologyBiology
Specialized epidermal cells surrounding the guard cells are called:
Q24easymcqBiologyBiology
Microtubules are the constituents of:
Q25mediummcqBiologyBiology
Mitochondria and chloroplast are:(i) Semi – autonomous organelles(ii) Formed by division of pre – existing organelles and they contain DNA but lack protein synthesizing machineryWhich one of the following options is correct?
Q26easymcqBiologyBiology
Chrysophytes, Euglenoids, Dinoflagellates and Slime moulds are included in the kingdom:
Q27easymcqBiologyBiology
The primitive prokaryotes responsible for the production of biogas from the dung of ruminant animals, include the:
Q28easymcqBiologyBiology
A tall true breeding garden pea plant is crossed with a dwarf true breeding garden pea plant. When the plants were selfed the resulting genotypes were in the ratio of:
Q29mediummcqBiologyBiology
Tricarpellary, syncarpous gynoecium is found in flowers of:
Q30hardmcqBiologyBiology
In which of the following, all three are macronutrients?
Q31hardmcqBiologyBiology
Water vapour comes out from the plant leaf through the stomatal opening. Through the same stomatal opening carbon dioxide diffuses into the plant during photosynthesis. Reason out the above statements using one of following options:
Q32easymcqBiologyBiology
Cotyledon of maize grain is called:
Q33mediummcqBiologyBiology
Which one of the following statements is not true?
Q34easymcqBiologyBiology
In bryophytes and pteridophytes, transport of male gametes requires:
Q35mediummcqBiologyBiology
Which of the following is not a stem modification?
Q36easymcqBiologyBiology
Which one of the following cell organelles is enclosed by a single membrane?
Q37mediummcqBiologyBiology
Proximal end of the filament of stamen is attached to the:
Q38easymcqBiologyBiology
One of the major components of cell wall of most fungi is:
Q39easymcqBiologyBiology
The family containing mustard and its main characters are:
Q40mediummcqBiologyBiology
Which one of the following is being utilized as a source of bio-diesel in the Indian countryside?
Q41mediummcqBiologyBiology
Somaclonal variation appears in:
Q42mediummcqBiologyBiology
Which one of the following is correct matching of a plant, its habit and the forest type where it normally occurs?

image
Q43mediummcqBiologyBiology
Double fertilization involves:
Q44mediummcqBiologyBiology
Assertion : photosynthetic pathway is more efficient than the pathway.Reason : Photorespiration is suppressed in plants.
Q45mediummcqBiologyBiology
The opening of floral buds into flowers is a type of:
Q46mediummcqBiologyBiology
Which of the following is a flowering plant with nodules containing filamentous nitrogen-fixing microorganism?
Q47mediummcqBiologyBiology
One of endangered species of Indian medicine plants is that of:
Q48mediummcqBiologyBiology
Flagellated male gametes are present in all the three of which one of the following sets?
Q49mediummcqBiologyBiology
The wavelength of light absorbed by form of phytochrome is:
Q50mediummcqBiologyBiology
In gymnosperms, the pollen chamber represents:
Q51mediummcqBiologyBiology
In the prothallus of a vascular cryptogam, the antherozoids and eggs mature at different times. As a result:
Q52mediummcqBiologyBiology
"Foolish seedling" disease of rice led to the discovery of:
Q53mediummcqBiologyBiology
The first acceptor of electrons from an excited chlorophyll molecule of photosystem II is:
Q54mediummcqBiologyBiology
Which one of the following statements pertaining to plant structure is correct?
Q55mediummcqBiologyBiology
Spore dissemination in some liverworts is aided by:
Q56mediummcqBiologyBiology
Which one of the following pairs, is not correctly matched?
Q57mediummcqBiologyBiology
Which one of the following elements is not an essential micronutrient for plant growth?
Q58mediummcqBiologyBiology
Male gametes in angiosperms are formed by the division of:
Q59mediummcqBiologyBiology
Which one of the following is surrounded by a callose wall?
Q60mediummcqBiologyBiology
For a critical study of secondary growth in plants, which one of the following pairs is suitable:
Q61easymcqBiologyBiology
Which of the following plant species you would select for the production of bioethanol?
Q62mediummcqBiologyBiology
The coconut water from tender coconut represents:
Q63easymcqBiologyBiology
Water soluble pigments found in plant cell vacuoles are:
Q64hardmcqBiologyBiology
A cell at telophase stage is observed by a student. There is no formation of cell plate and thus the cell contains more number of chromosomes as compared to other dividing cells. This would result in:
Q65mediummcqBiologyBiology
A plant avoids photorespiratory losses, has improved water use efficiency, shows high rates of photosynthesis at high temperatures and has improved efficiency of nitrogen utilization. To which physiological group does this plant belong?
Q66hardmcqBiologyBiology
Emerson’s enhancement effect and Red drop have been instrumental in the discovery of:

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