CBSE Class 12 Biology All Chapters Average Questions Worksheet

Read and download free pdf of CBSE Class 12 Biology All Chapters Average Questions Worksheet. 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 all chapters average questions. 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.

1 Name the most invasive aquatic plant weed which is called as ‘Terror of Bengal’.
 
2 Offsprings produced by asexual reproduction are referred to as clones. Why?
 
3 Study the relationship between first two words and suggest a suitable word for fourth place.
 
(a) Chlamydomonas : Zoospores :: Penicilium : .............................
 
(b) Ginger : Rhizome :: Agave : .............................
 
4 Fill in the gaps.
 
The period from birth to the natural death of an organism represents its…………………
 
5 Asexual reproduction is seen in which of the following pair of organisms.
 
(a) Amoeba and Hydra
 
(b) Penicillium and Hibiscus
 
(c) Rose and Earthworm
 
(d) Leech and Cockroach

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