-MCQ,S OF BIOLOGY FOR ALL NEET-EATA-NMDCAT AND OTHER COMPETITIVE EXAMINATION.

TOP CLASS MCQS OF BIOLOGY FOR PRACTICE. 

Here we explain top class mcqs of competitive examination and to practice to good score in competition...

(1): Which of the following character in man is controlled by recessive gene.

    (A): Skin colour. 

    (B):  Eye colour.

    (C):  Diabetes.

    (D): Tongue-rolling.                                                   

(2): Ozone layer is present in the:

   (A): Troposphere.

   (B):  Stratosphere. 

   (C):  Mesosphere.

   (D): Atmosphere.

 (3): Study of community in relation to environment is called:

   (A): Auto ecology.

   (B):  Social ecology

   (C):  Hetero ecology.

   (D):  Syn ecology.

 (4): Food is renewable resource due to:

   (A): Improved crop varieties.

   (B):  Continues photosynthesis.

   (C):  Mechanical formatting.

   (D): Pest control.

(5): The bacteria involve in formation of bio gas is:

  (A): E.Coli. 

   (B):  Methanogen.

   (C):  Streptococcus.

   (D): Lactobacillus.

 (6): In human body all the given organs are vestigial except:

   (A): Coccyx.

   (B):  Nictiting membrane.

   (C):  Leg muscle.

   (D): Appendix.

 (7): Four chamber heart is found in:   

    (A): Fishes.

   (B):  Frog.

   (C):  Crocodile.

   (D): None of them.

 (8): Filter feeder extract food from:                                    

   (A): Blood.

   (B):  Air.                                                        

   (C):  Soil.

   (D): Water.

 (9): Which of the following in not present in fish:

   (A): Gills.

   (B):  Internal ear.

   (C):   Middle ear.

   (D): Fins.

 (10):  Increase production of RBCs is called:

   (A): Leukaemia

   (B):  Polycythemia.

   (C):  Edema.

   (D): Anaemia.

ANSWER-KEY:

1	C
2	B
3	D
4	B
5	B
6	C
7	C
8	D
9	C
10	B