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Question 1 of 10
1. Question
Fibrous thickenings of hygroscopic nature are found in this part of the anther wall:
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Question 2 of 10
2. Question
In a type of apomixis known as adventive embryony, embryos develop directly from the
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Question 3 of 10
3. Question
Which one of the following is surrounded by a callose wall?
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Question 4 of 10
4. Question
Study the following table and select the most correct option given below the table.
List –I List –II (Structure before seed formation) (Structure after seed formation) A. Funiculus I. Hilum B. Scar of Ovule II. Tegmen C. Zygote III. Testa D. Inner integument IV. Stalk of seed V. Embryo CorrectIncorrect -
Question 5 of 10
5. Question
Which of the following pairs in angiosperms are diploid and triploid, respectively?
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Question 6 of 10
6. Question
Which one of the following is not a correct explanation of cross pollination?
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Question 7 of 10
7. Question
Which one of the following pairs of plant structures has haploid number of chromosomes?
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Question 8 of 10
8. Question
Which one of the following statements is wrong?
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Question 9 of 10
9. Question
In the fully organized polygonum type of embryo sac, what is the ratio of haploid, diploid and triploid nuclei?
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Question 10 of 10
10. Question
Match the following ovular structure with post fertilization structure and select the correct alternative.
A. Ovule 1. Endosperm B. Funiculus 2. Aril C. Nucellus 3. Seed D. Polar nuclei 4. Perisperm CorrectIncorrect