CBSE Class 12 Biology Reproduction In Organisms Worksheet Set B

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

Please click the link below to download full pdf file for CBSE Class 12 Biology Worksheet - Reproduction In Organisms.

Tags: 

 


Click to View or Download pdf file
Click for more Biology Study Material

Latest NCERT & CBSE News

Read the latest news and announcements from NCERT and CBSE below. Important updates relating to your studies which will help you to keep yourself updated with latest happenings in school level education. Keep yourself updated with all latest news and also read articles from teachers which will help you to improve your studies, increase motivation level and promote faster learning

Cogito and The Question Book A series on Thinking skills by CBSE

The Board has dedicated this academic session 2020-21 for ‘Competency Based Learning’. Skills connected to Critical & Creative thinking, Problem Solving, Collaboration and Communication are core to successful living in the 21st Century. To focus on the importance...

Board Cancelled Official CBSE Statement

Keeping in view the requests received from various State Governments and the changed circumstances as on date, following has been decided- 1. Examinations for classes X and XII which were scheduled from 1st July to 15th, 2020 stand cancelled. 2. Assessment of the...

CBSE Reduced Syllabus Class 9 and 10

The prevailing health emergency in the country and at different parts of the world as well as the efforts to contain the spread of Covid-19 pandemic has resulted in loss of class room teaching due to closure of schools. Therefore the CBSE Board has decided to revise...

CBSE Reduced Syllabus Clarification

CBSE board has issued the following clarification relating to various news reports regarding reduction in syllabus and questions from the reduced syllabus during board exams. Please read below: It has come to notice of the Board through a section of media reports that...

Training Programme on the Alternative Academic Calendar

In view of the extraordinary situation prevailing in the world due to COVID-19 pandemic, the CBSE Board had announced the ‘Revised Academic Curriculum for classes 9- 12 for the session 2020-21’. The reduced topics will not be part of the internal assessment or for the...

CBSE tele counselling for board exams

The 23rd edition of post-result counselling facility will be activated by CBSE with the help of 95 volunteer principals and trained counsellors from within affiliated schools located in and outside India. While there are 73 Counsellors in India including special...

×
Studies Today