Read and download free pdf of CBSE Class 12 Biology Reproduction In Organisms Worksheet Set B. Students and teachers of Class 12 Biology can get free printable Worksheets for Class 12 Biology in PDF format prepared as per the latest syllabus and examination pattern in your schools. Standard 12 students should practice questions and answers given here for Biology in Grade 12 which will help them to improve your knowledge of all important chapters and its topics. Students should also download free pdf of Class 12 Biology Worksheets prepared by school teachers as per the latest NCERT, CBSE, KVS books and syllabus issued this academic year and solve important problems provided here with solutions on daily basis to get more score in school exams and tests
CBSE Class 12 Biology Worksheet - Reproduction In Organisms. CBSE issues sample papers every year for students for class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this year. The sample papers have been provided with marking scheme. It’s always recommended to practice as many CBSE sample papers as possible before the board examinations. Sample papers should be always practiced in examination condition at home or school and the student should show the answers to teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers.
REPRODUCTION IN ORGANISMS
1. What is a clone?
2. What are vegetative propagules?
3. What are the vegetative propagules in eichhornic, potato, onion, ginger, penicillium, sponge
4. Name the plant which flowers once in 12 yrs.
5. Explain embryogenesis in plants
6. Explain embryogenesis in animals.
7. Disadvantages of external fertilization
8. Differentiate Zoospore and Zygote
9. Explain why meiosis and embryogenesis are interlinked.
10. What is sporulation?
11. What do you mean by the term uniparental?
12. A moss plant produces a large no. of antherozoids but a few egg cells. Wy?
13. What is parthenogenesis? Give few examples from animals.
14. Amoeba is immortal. Explain.
15. What is a fruit, seed and embryo?
16. The number of chromosomes in the shoot tip cells of maize plant is 20. What will be the number of chromosomes in the gametes and microspore mother cells of the same plant?
17. Explain the events of sexual reproduction.
18. What do you mean by seasonal breeders.
19. Name 2 plant groups with diploid plant body.
20. Mention a characteristic feature and a function of Zoospores in some algae.
21. Mention the site where syngamy takes place in amphibians and reptiles respectively.
22. List 2 main pre-fertilisation events.
23. Technical term to denote unisexual condition
24. Differentiate parthenogenesis and parthenocarpy.
25. Name 2 plant groups having haploid body
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