बीजांड अंडाशय के अंदर किससे जुड़ा रहता है?
Ovule is attached inside the ovary by which structure?
Explanation opens after your attempt
Correct Answer
A. फ्यूनिकल/Funicle
Step 1
Concept
Identify the concept: ovule is present inside the ovary.
Step 2
Why this answer is correct
It is attached to the placenta by the funicle.
Step 3
Exam Tip
Memory tip: Funicle works like a small stalk.
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परागकण वर्तिकाग्र पर अंकुरित होकर क्या बनाता है?
What does a pollen grain form after germinating on the stigma?
Explanation opens after your attempt
Correct Answer
B. परागनली/Pollen tube
Step 1
Concept
Identify the concept: after pollination the pollen grain germinates.
Step 2
Why this answer is correct
It forms a pollen tube on the stigma.
Step 3
Exam Tip
Exam note: Pollen tube carries male gametes to the embryo sac.
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कीट-परागित फूलों में कौन-सी विशेषता सामान्यतः पाई जाती है?
Which feature is commonly found in insect-pollinated flowers?
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Correct Answer
A. रंगीन दल और सुगंध/Colourful petals and fragrance
Step 1
Concept
Identify the concept: insects are attracted by flowers.
Step 2
Why this answer is correct
Colour, fragrance, and nectar attract insects.
Step 3
Exam Tip
Memory tip: Insect-pollinated flowers are attractive.
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वायु-परागित फूलों की सामान्य विशेषता क्या होती है?
What is a common feature of wind-pollinated flowers?
Explanation opens after your attempt
Correct Answer
B. हल्के और अधिक संख्या में परागकण/Light pollen grains produced in large number
Step 1
Concept
Identify the concept: wind-pollinated pollen must travel through air.
Step 2
Why this answer is correct
So pollen grains are light and produced in large numbers.
Step 3
Exam Tip
Exam note: Wind-pollinated flowers are usually not showy.
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कीटों द्वारा परागण को क्या कहा जाता है?
Pollination by insects is called what?
Explanation opens after your attempt
Correct Answer
A. एंटोमोफिली/Entomophily
Step 1
Concept
Identify the concept: insects pollinate many flowers.
Step 2
Why this answer is correct
Pollination by insects is called entomophily.
Step 3
Exam Tip
Exam note: Entomo means insects.
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जल द्वारा परागण को क्या कहते हैं?
Pollination by water is called what?
Explanation opens after your attempt
Correct Answer
C. हाइड्रोफिली/Hydrophily
Step 1
Concept
Identify the concept: in some plants water acts as a pollinating agent.
Step 2
Why this answer is correct
Pollination by water is hydrophily.
Step 3
Exam Tip
Memory tip: Hydro means water.
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वायु द्वारा परागण को क्या कहा जाता है?
Pollination by wind is called what?
Explanation opens after your attempt
Correct Answer
B. एनिमोफिली/Anemophily
Step 1
Concept
Identify the concept: pollination has different agents.
Step 2
Why this answer is correct
Wind pollination is called anemophily.
Step 3
Exam Tip
Exam note: Anemo means wind.
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दो अलग-अलग पौधों के फूलों के बीच परागण को क्या कहते हैं?
Pollination between flowers of two different plants is called what?
Explanation opens after your attempt
Correct Answer
C. जीनोगैमी/Xenogamy
Step 1
Concept
Identify the concept: pollination between different plants brings genetic variation.
Step 2
Why this answer is correct
This is called xenogamy.
Step 3
Exam Tip
Memory tip: Xeno means different.
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एक ही पौधे के दो अलग-अलग फूलों के बीच परागण को क्या कहते हैं?
Pollination between two different flowers of the same plant is called what?
Explanation opens after your attempt
Correct Answer
B. जाइटोनोगैमी/Geitonogamy
Step 1
Concept
Identify the concept: pollination can occur between different flowers on the same plant.
Step 2
Why this answer is correct
This is called geitonogamy.
Step 3
Exam Tip
Exam note: Geitonogamy is genetically similar to self-pollination.
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जब परागण उसी फूल में होता है तो उसे क्या कहते हैं?
Pollination within the same flower is called what?
Explanation opens after your attempt
Correct Answer
B. स्वपरागण/Autogamy
Step 1
Concept
Identify the concept: self-pollination uses pollen from the same plant.
Step 2
Why this answer is correct
When pollen reaches the stigma of the same flower, it is autogamy.
Step 3
Exam Tip
Memory tip: Auto means self.
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परागण का सही अर्थ क्या है?
What is the correct meaning of pollination?
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Correct Answer
A. परागकणों का वर्तिकाग्र पर पहुंचना/Transfer of pollen grains to stigma
Step 1
Concept
Identify the concept: pollination is an early step in reproduction.
Step 2
Why this answer is correct
It means pollen grains reach the stigma from anther.
Step 3
Exam Tip
Exam note: Pollination is transfer, fertilization is fusion.
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परागकण में कायिक कोशिका सामान्यतः कैसी होती है?
How is the vegetative cell in a pollen grain generally described?
Explanation opens after your attempt
Correct Answer
B. बड़ी और भोजन से भरपूर/Large and rich in food
Step 1
Concept
Identify the concept: the vegetative cell is larger in pollen.
Step 2
Why this answer is correct
It supports pollen tube growth and contains food reserves.
Step 3
Exam Tip
Exam note: Vegetative cell is larger.
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परागकण में जनन कोशिका का कार्य क्या है?
What is the function of the generative cell in a pollen grain?
Explanation opens after your attempt
Correct Answer
B. दो नर युग्मक बनाना/To form two male gametes
Step 1
Concept
Identify the concept: pollen has vegetative and generative cells.
Step 2
Why this answer is correct
The generative cell divides to form two male gametes.
Step 3
Exam Tip
Memory tip: Generative cell generates gametes.
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परागकण की एक्साइन मुख्य रूप से किस पदार्थ की बनी होती है?
Exine of pollen grain is mainly made of which substance?
Explanation opens after your attempt
Correct Answer
B. स्पोरोपोलिनिन/Sporopollenin
Step 1
Concept
Identify the concept: exine is the outer pollen wall.
Step 2
Why this answer is correct
It is made of sporopollenin, a very resistant material.
Step 3
Exam Tip
Exam note: Sporopollenin protects pollen.
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परागकण की भीतरी भित्ति को क्या कहते हैं?
What is the inner wall of a pollen grain called?
Explanation opens after your attempt
Correct Answer
B. इंटाइन/Intine
Step 1
Concept
Identify the concept: pollen has two wall layers.
Step 2
Why this answer is correct
Intine is the inner thin layer and helps form the pollen tube.
Step 3
Exam Tip
Exam note: Intine is the inner wall.
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परागकण की बाहरी भित्ति को क्या कहते हैं?
What is the outer wall of a pollen grain called?
Explanation opens after your attempt
Correct Answer
B. एक्साइन/Exine
Step 1
Concept
Identify the concept: pollen grain has two walls.
Step 2
Why this answer is correct
The outer wall is exine and the inner wall is intine.
Step 3
Exam Tip
Memory tip: Exine means external wall.
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परागकण किससे बनते हैं?
Pollen grains are formed from which cells?
Explanation opens after your attempt
Correct Answer
A. माइक्रोस्पोर मातृ कोशिकाएं/Microspore mother cells
Step 1
Concept
Identify the concept: pollen formation is microsporogenesis.
Step 2
Why this answer is correct
Microspore mother cells undergo meiosis to form microspores that become pollen grains.
Step 3
Exam Tip
Exam note: MMC forms microspores.
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एक सामान्य परागकोष में कितने परागकोष्ठ होते हैं?
How many microsporangia are present in a typical anther?
Explanation opens after your attempt
Correct Answer
B. चार/Four
Step 1
Concept
Identify the concept: a typical anther is bilobed.
Step 2
Why this answer is correct
Each lobe has two microsporangia, so total is four.
Step 3
Exam Tip
Memory tip: Typical anther has 4 microsporangia.
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परागकोष का मुख्य कार्य क्या है?
What is the main function of the anther?
Explanation opens after your attempt
Correct Answer
B. परागकण बनाना/To produce pollen grains
Step 1
Concept
Identify the concept: anther is part of the stamen.
Step 2
Why this answer is correct
It produces pollen grains, which carry male gametes.
Step 3
Exam Tip
Exam note: Anther produces pollen.
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पुष्प में मादा प्रजनन अंग को क्या कहा जाता है?
What is the female reproductive organ of a flower called?
Explanation opens after your attempt
Correct Answer
B. अंडप/Carpel
Step 1
Concept
Identify the concept: the female part is the carpel or pistil.
Step 2
Why this answer is correct
It includes stigma, style, and ovary.
Step 3
Exam Tip
Memory tip: Carpel means female reproductive part.
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पुष्प में नर प्रजनन अंग को क्या कहा जाता है?
What is the male reproductive organ of a flower called?
Explanation opens after your attempt
Correct Answer
A. पुंकेसर/Stamen
Step 1
Concept
Identify the concept: the male part of a flower is the stamen.
Step 2
Why this answer is correct
It has anther and filament, so it produces pollen.
Step 3
Exam Tip
Exam note: Stamen means male reproductive part.
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