CBSE Class 11 Biology MCQs Set J

CBSE Class 11 Biology MCQs - Sets 10 CBSE and NCERT students can refer to the attached file. All educational material on the website has been prepared by the best teachers having more than 20 years of teaching experience in various schools. The study material available on our website for all CBSE classes and subjects have been prepared by teachers from all over the country. All study material has been carefully designed keeping into mind the latest CBSE examination trends.  

Choose the most appropriate answer.

1. Which of the following is the asexual method of reproduction in Protozoa?

1. Isogamy 2. An-isogamy 3. Oogamy 4. Budding

Correct Ans. (4)

2. Which of the following sexual method of reproduction is absent in Protozoa?

1. Oogamy 2. Isogamy 3. Anisogamy 4. Conjugation

Correct Ans. (1)

3. Which of these is shelled protozoan?

1. Plasmodium 2. Paramecium 3. difflugia 4. Amoeba

Correct Ans. (3)

4. Which of these is not the characteristic of Proifera?

1. aquatic habitat  2. pores  3. Multicellular  4. Presence of organs

Correct Ans. (4)

5. Members of the porifera reproduce sexually by

1. Oogamy 2. Isogamy 3. As-isogamy 4. Somatogamy

Correct Ans. (1)

6. Which of these is a fresh water sponge?

1. Sycon 2. Leucosolenia 3. Spongilla 4. Euplectella

Correct Ans. (3)

7. Coelenterates are:

1. predominantly freshwater 2. predominantly marine 

3. predominantly terrestrial 4. terrestrial and freshwater

Correct Ans. (2)

8. Which of these is not the character of Coelenterates?

1. primitive plan of organization 2. no left and right sides of the body

3. radical symmetry 4. bilaterial symmetry

Correct Ans. (4)

9. The sac-like internal digestive cavity of coelenterates is called:

1. enteron 2. nematocytes 3. exeron 4. stomach

Correct Ans. (1)

10. Which of these is the characteristic of coelenterates?

1. digestive cavity with a single aperture 2. presence of nematocytes

3. presence of tentacles 4. all of these

Correct Ans. (4)

11. The units of the colonies of coelenterates is called:

1. zoospores 2. zooids 3. cysts 4. akinetes

Correct Ans. (2)

12. Which of the following is polymorphism in coelenterates?

1. production of one type of zooids 2. production of two types of zooids

3. production of may types of zooids 4. all of these

Correct Ans. (3)

13. Which of these are sexually reproductive zooids?

1. medusae 2. hydroids 3. nematocytes 4. none of these

Correct Ans. (1)

14. Which of the following produce hard exoskeletion?

1. jelly fish 2. Hydra 3. Obelia 4. Corals

Correct Ans. (4)

15. Which of these develops from the endoderm?

1. nervous system 2. lining of the gut 3. reproductive system 4. skeleton

Correct Ans. (2)

16. Which of these develops from the mesoderm?

1. circulatory system 2. integumentary system 3. nervous system 4. digestive system

Correct Ans. (1)

Please refer to the link below for CBSE Class 11 Biology MCQs - Sets 10

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