Biology Questions for Kerala PSC Exams

1.Which is niacin deficiency disease?
(a) Pellagra
(b) Marasmus
(c) Scurvy
(d) Beriberi

2.Who discovered blood circulation?
(a) Alexander Flemming
(b) Karl Landsteiner
(c) William Harvey
(d) Robert Hook

3. Site of Protein synthesis in a cell is:
(a) Chromosome
(b) Vacoule
(c) Ribosome
(d) Mitochondria

4.Dengue Fever is caused by:
(a) Virus
(b) Bacteria
(c) Fungus
(d) Protozoa

5. The botanical name of Pipal tree (national tree of India):
(a) Ficus religiosum
(b) Ficus bengalensis
(c) Cassia fistula
(d) Azadirachta indica

6.Which is not belonged to Vitamin B complex?
(a) Thiamine
(b) Riboflavin
(c) Niacin
(d) Retinol

7. Which organ helps the birds to sing?
(a) Tounge
(b) Beak
(c) Syrinx
(d) Nose

8. What kind of organism is ‘Bombay Duck’?
(a) Mammal
(b) Bird
(c) Fish
(d) Reptile

9. Morphin is obtained from:
(a) Poppy
(b) Vinca
(c) Rauwolfia
(d) Neem

10. The average length of femur:
(a) 100cm
(b) 50cm
(c) 75cm
(d) 25cm

11. The disease caused by Yersinia pestis:
(a) Yellow fever
(b) Plague
(c) Cholera
(d) Malaria

12. Which is a water soluble vitamin?
(a) A
(b) D
(c) C
(d) K

13. Who is the father of the Theory of the Inheretance of Acquired Charecters?
(a) Lamarch
(b) De Vries
(c) Darwin
(d) Johanson

14.Which gland is known as Adam’s apple?
(a) Pituitary
(b) Penial
(c) Thymus
(d) Thyroid

15. Which of the following plants helps nitrogen fixation?
(a) Beans
(b) Wheat
(c) Rice
(d) Tomoto

16. Jamnapari is a type of:
(a) Dog
(b) Camel
(c) Cow
(d) Goat

17. The term associated with the cultivation of grapes:
(a) Aviculture
(b) Viticulture
(c) Floriculture
(d) Epiculture

18. Which plant has the largest single leaf:
(a) Plantain
(b) Victoria regia
(c) Lily
(d) Lotus

19. The main food of Koala is leaves of:
(a) Bamboo
(b) Eucalyptus
(c) Pinus
(d) Palm

20. Anacardium occidentale is the scientific name of:
(a) Cashew tree
(b) Mango tree
(c) Palm tree
(d) Teak

Also Check:
Previous Repeated Biology MCQ Questions in Competitive Exams

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