CBSE Class 11 Biology Zoology Assignment Set A

SECTION – A  Answer all the questions. Every answer should be restricted to four lines only. 1. Explain tautonymy. Give one example. 2. Name two larval forms of sponges. 3. What is endostyle? What is its function? 4. What is biological magnification? 5. What is a…

CBSE Class 11 Biology Zoology Assignment Set B

SECTION-A Answer all the questions (Very Short Answer Type)  1. Define chyme and chyle ? 2. Name the muscles that help in breathing movement of man ? 3. How many pace makers are present in the human heart ? What are they ? 4. What is a sarcomere ? 5. Name the…

CBSE Class 11 Biology Revision Assignment Set E

1. Who introduced Binomial nomenclature? 2. Write the following scientific name correctly – man, leopard, housefly, potato, tiger, lion and wheat. 3. How are taxonomic studies useful for human being? 4. Name two famous botanical garden of India. 5. Differentiate between- (a)…

CBSE Class 11 Biology Revision Assignment Set D

1. Name the element which is required for keeping two sub-units of ribosomes together. 2. Define Coenocyte, Syncytium. 3. Name the non-living components of a cell. 4. What are plasmids? Describe their significance. 5. Write a short note on plastids. Are different types of…

CBSE Class 11 Biology Revision Assignment Set C

1. How is valvate aestivation different from twisted aestivation?  2. Give one evidence to show that viruses are smaller than bacteria.  3. Which plant part has transformed into the following different modifications? (i) Thorn of citrus (ii) Tendril of pea …

CBSE Class 11 Biology Revision Assignment Set B

Que A :Fill in the blanks using suitable words: 1. In the flower of Brinjal the Ovary is_______ . 2. Chlamydomonas is a _________ algae. 3. Floral formula of Brassicaceae is___________________. 4. _________ tissue provides flexibility to the petiole. 5. Modification of…

CBSE Class 11 Biology Revision Assignment Set A

1. How is dicot stem different from monocot stem anatomically? 2. Does secondary growth occur in dicot root? If yes, then diagrammatically depict the same. 3. Describe the internal structure of a dorsiventral leaf, with the help of labelled diagram. 4. Explain the process…

CBSE Class 11 Biology Human Physiology Assignments

1. Exchange of gases occurs only in the alveolar region, why not in other parts of respiratory system?  2. Explain the term thecodont and diphyodont.  3. Why is AV bundle essential for the conduction of cardiac impulse?  4. How pulmonary circulation is…

CBSE Class 11 Biology Diversity in The Living World Assignments

Question. Die naturlichen pflanzenfamilien was given by. a. Engler & Prantl b. Lamarck c. Curier d. None of these Answer. A Question. Olericulture is cultivation of: a. Flowers b. Vegetables c. Fruits d. All the above Answer. B Question. Family and order of…

CBSE Class 11 Biology Botany Assignment Set A

Answer all the questions (Very short answer type) 1. What is growth? What is the difference between the growth in living organisms and growth in non-living objects? 2. What is the principle underlining the use of cyanobacteria in agriculture fields for crop improvement? 3.…

CBSE Class 11 Biology Botany Assignment Set B

SECTION-A Answer all the questions (Very Short Answer Type)  1. What is transpiration? How does it differs from evaporation? 2. What is Richmond Lang effect? 3. What are pleomorphic bacteria? Give one example. 4. What is linkage? Who discovered it? 5. What is…

CBSE Class 11 Biology Transport In Plants Assignments

        Important Questions for NCERT Class 11 Biology Transport In Plants. Question. In rainy season, door gets swelled due to (a) imbibition (b) diffusion (c) transpiration (d) respiration Answer. A Question. Which of the following helps in…

CBSE Class 11 Biology The Living World Assignments

The Living World MCQ Questions with Answers Class 11 Biology Question. As we go from species to kingdom in a taxonomic hierarchy, the number of common characteristics: a. Will decrease b. Will increase c. Remain same d. May increase or decrease Answer. A Question…

CBSE Class 11 Biology Structural Organisation in Animals Assignments

CBSE Class 11 Biology Structural Organisation in Animals Concepts. Students are advised to refer to the attached assignments and practise them regularly. This will help them to identify their weak areas and will help them to score better in examination. Parents should download…

CBSE Class 11 Biology Respiration in Plants Assignments

          Important Questions for NCERT Class 11 Biology Respiration in Plants   Ques. In mitochondria, protons accumulate in the(a) outer membrane(b) inner membrane(c) intermembrane space(d) matrix.  Answer: C Ques. All enzymes of TCA cycle are located in the mitochondrial…