Top-MCQ,s of Biology for all competitive examination-with answer-key.

  

Top-10- MCQ,s of Biology.(2nd-year).

1-Man reproduction is:

(A): Poly estrous.

(B): Di estrous.

(C): Tri estrous.

(D): Mono estrous.

2.Vitrofertilization take place in:

(A): River.

(B): Land.

(C): Laboratory.

(D): Sea.

3.Muscles develop from:

 (A): Ectoderm.

(B): Mesoderm.

(C):Endoderm.

(D):All of them.

4. Lungs are ----in origin.

(A): Ectodermal.

(B): Mesodermal.

(C):Endodermal.

(D): None of above.

5. Process of bone formation is called:

(A): Decalcification.

(B): Ossification.

(C):Chondrification.

(D): Calcification.

6. Hunger centre is located in:

(A): Medulla.

(B): Cerebellum.

(C):Hypothalamus.

(D): Mid brain.

7. Messer's capsules are the receptor for:

(A): Pain.

(B): Pressure.

(C):Touch.

(D): Temperature.

8. B.C.G vaccines are usually given to:

(A): Children.

(B): Adult.

(C):Both A  and B.

(D): None of above.

9. Organism that contain genes from other organisms are called:

(A): Mutagenic.

(B): Clones.

(C):Transgenic.

(D): Sequencing.

10.Sperm of which animal can remain available for years within female genital tract.

(A): Camel.

(B): Whale.

(C):Giraffe.

(D): Bat.

                     ANSWER-KEY.                                                                  

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