Term 1 Sample Paper Class 11 Biology 2021-22

Term 1 Sample Paper Class 11 Biology(044) 2021-22

Class-XI

Time: 1.30 hour/M.M.-35

Note: All the questions value equal marks. Attempt all the questions. Tick the correct answer out of the given 4 choices.

Which of the following is a class of animal kingdom?

a) primata

b) Mammalia ✓               

c) Spindales

d) poales

 

2. The living organisms can be unexceptionally distinguished from the non –living things on the basis of their ability for-

a) interaction with the environment and progressive evolution

b) consciousness✓

c) growth and movement

d) reproduction

Or

Regeneration can be observed in-

a) fungi

b) planaria                        

c) hydra

d) both b and c✓

 

3. Fishes, amphibians, reptiles, and birds are kept in the same________.

a) class

b) order                       

c) phylum ✓

d) genus

 

4. Taxon is the unit of-

a) species

b) order                      

c) taxonomy ✓

d) genus

 

5. Dicot and monocot plants are placed under a common taxonomic category known as-

a) bryophytes

b) angiosperms ✓    

c) gymnosperms

d) arthropoda

 

6. In members of which kingdom nuclear membrane is absent?

a) plantae

b) monera   ✓            

c) fungi

d) protista

 

7. Who was the founder of five kingdom system of classification?

a) Aristotle

b) T.O. Diener             

c) H.Whittaker ✓

d) C.Linnaeus

 

8. Which of the following statement is incorrect about viruses?

a) Viruses contain either RNA or DNA

b) Viruses do not have their own metabolic system

c) Bacteriophages are double stranded DNA viruses

d) TMV contains both RNA and DNA ✓

 

9. Viruses that infect the bacteria are termed as-

a) Mycophages

b) Bacteriophages  ✓             

c) Cyanophages

d) both (a) and (c)

 

Or

Lichens show symbiotic relationship between-

a) Algae and fungi ✓

b) Algae and bacteria          

c) fungi and bacteria

d) fungi and viruses

 

10. The association of fungi with the roots of higher plants is called-

a) Lichens

b) Mycorrhiza  ✓                 

c) slime mould

d) Neurospora

 

11. Bacterial cell divides every one minute become double. It takes 15 minutes a cup to be 1/4th How much time will it take to fill the cup?

a) 30 minutes

b) 45 minutes            

c) 60 minutes

d) 17 minutes ✓          

 

12. The bacteria were discovered by-

a) Robert Koch

b) A.V.Leeuwenhoek  ✓             

c) Stanley

d) Louis Pasteur

 

13. The viruses are considerd as living because they-

a) multiply in host cells✓

b) carry anaerobic respiration              

c) cause infection

d) carry digestion

 

14. After fertilization ovules turn into –

a) fruit

b) seed ✓                     

c) cone

d) embryo

 

15. Female gametophyte in angiosperms is called-

a) endosperm

b) carpel                     

c) ovule

d) embryo sac ✓

 

16. A flower has stamens only as a reproductive part, is known as –

a) bisexual

b) hermaphrodite                    

c) unisexual ✓

d) vegetative

 

17. Timber for furniture is obtained from-

a) mustard

b) cotton                       

c) teak ✓

d) coriander

Or

Which of the following plants possess naked seeds?

a) pteridophytes

b) angiosperms                

c) bryophytes

d) gymnosperms✓

 

18. Primary root directly grows from-

a) plumule

b) radicle ✓                    

c) pedicel

d) stamen

 

19. In the mustard plant root system is present _________

a) nodulated

b) prop                       

c) tap ✓

d) fibrous

 

20. Which is not modification of root?

a) rhizome of ginger ✓

b) sweet potato                

c) prop

d) carrot

 

21. The nucleus of cell was discovered by-

a) Robert Hook

b) Camillo Golgi                  

c) Schwann

d) Robert Brown✓

Or

The smallest cell is

a) WBC

b) Ostrich egg                  

c) Mycoplasma ✓

d) RBC

 

22. Which of the following cell organelle contains hydrolytic enzyme

a) Endoplasmic reticulum

b) Lysosome✓                

c) Vacuole

d) Mitocondria

 

23. Which of the following cell organelle is known as the power house of cell?

a) Nucleus

b) Chloroplast                

c) Golgi Apperatus

d) Mitochondria✓

 

24. The type of ribosomes found in prokaryotic cells is-

a) 70S ✓

b) 80S               

c) both 70S and 80S

d) none of these

 

25. New cells generate from –

a) Abiotic material

b) pre-existing cells  ✓           

c) Bacterial fermentation

d) regenration of old cells

Or

The plastids that give the different colours other than green are called

a) somoplasts

b) chromoplasts ✓            

c) chloroplasts

d) leuchoplasts

 

26. Cell theory was given by-

a) Leeuwenhoek

b) Aristotle              

c) Schleiden and Schwann✓ 

d) Robert Brown

 

 

27. How many chromosomes are present in human diploid cell?

a) 13 pairs 

b) 23 pairs  ✓                

c) 3 pairs

d) 10 pairs

 

28. Which one of the following plasted stores the protein in maize seed?

a) chromoplast

b) chloroplast              

c) amyloplast

d) aleuroplast✓

 

29. The structures like heap of coins present in chloroplasts are called –

a) cristae

b) grana  ✓                   

c) ribosomes

d) centrosome

 

30. Plasma membrane is-

a) permeable

b) selective semi permeable✓      

c) impermeable

d) none of these

 

Assertion –Reason type questions

In the following questions, a statement of assertion (A) is followed by a statement of reason (R).

a) Both Assertion and Reason are true and reason is the correct explaination of the assertion.

b) Both Assertion and Reason are true but reason is not correct explanation of the assertion.

c) Assertion is true and Reason are false.

d) Both Assertion and Reason are false.

 

31. A –Lichens do not grow in polluted area.

R-Lichens secrete carbonic acid and oxalic acid on barren rocks.

Answer:(B)

 

32. A-Unicellular eukaryotes are included in Monera.

R-Unicellular eukaryotes have 70S ribosomes.

Answer (D)

 

33. A-The storage region of maize seed is whitish or yellow.

R-It is rich in protein.

Answer: (C)

 

34. A-lysosomes help in digestion of food particles in the animal cells.

R-They have respiratory enzymes.

Answer: (C)

 

35. A-Corm grows vertically beneath soil surface.

R-It bears nodes internodes buds and green leaves.

Answer(C)

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