Some important objective questions of Biology.(SSC, MTS, RAILWAY)

1. Deficiency of the following elements is responsible for weaking of bones?

Ans=> Calcium & Phosphorus

2. Itching due to insect bite is caused by?

Ans=> Formic Acid (CH₂O₂)

3. Which one among the following animal tissues transports hormones  heat and maintain water blance?

Ans=> Blood

4. Which of the following structures of a plant Is responsible for transportation?

Ans=> Stomata

5. The food poisoning is caused by?

Ans=> Clostridium botulinum

 

6. In soil water that is readily available to plant roots is? 

Ans=>  Capillary

7. Which part of brain controls

 balance and equilibrium the body 

in a human being?

Ans=> Cerebellum

8. Within an animal cell the most 

abundant inorganic constituent of 

protoplasm is?

Ans=> Water

9. Mendal principle based of 

inheritance are based on? 

Ans=> Sexual reproduction

10. The cell wall of algae is made of?

Ans=> Cellulose

11. The onion is modified form is?

Ans=> Leave

12. The cell wall fungi is made of?

Ans=> chitin

13. The process of duplication of 

genetic information of RNA from a

 strand of DNA is called?

Ans=> Transcription

14. Which one of the following is 

not a part of female reproductive

 system?

Ans=> Urethra

15. The yeast is a?

Ans=> Fungi

16. The device to measure the rate of steam growth is?

Ans=> Oximeter

17. The food material of the plants is transported to their various organ by?

Ans=> Phloem

18. Who gives double helix model DNA?

Ans=> Waston & Crick (1953)

19. Which of the following occurs in Haemophilia?

Ans=> RBC doesn't clot

20. Which of the following is known as Portuguese man of war?

Ans=> physalia

21. The largest fightless bird  which can run most family is? 

And=> Ostrich

22. Octopus has/is? 

Ans=> Soften body

23. Which of the following is real fish?

 

Ans=> Flying fish

24. Water freezes? 

Ans=> 32°F/0°C/273°K

  

24. Water boils? 

Ans=> 212°F/ 100°C/373°k

25. Human body temperature? 

Ans=> 98.6F/37°C/310K