Natural Science: Questions & Answers - 01

1. BCG Vaccine is used to prevent:
Answer: Tuberculosis

2. Which is known as 'growth gland':
Answer: Pituitary

3. The first effective vaccine against polio was discovered by:
Answer: Jonas E Salk

4. Which gland is situated very near to kidney:
Answer: Adrenal

5. Suprarenal gland is another name of :
Answer: Adrenal

6. Where is lateral ventricles can be seen in human body:
Answer: Brain

7. Substance produced in human body while suffering from allergy of pollens:
Answer: Histamin

8. Which is the basic structural and functional unit of nervous system:
Answer: Neuron

9. The most abundant blood group:
Answer: O+
10. The rarest blood group:
Answer: AB negative

11. Hysterectomy is the removal of:
Answer: Womb

12. Which vitamin is also known as Cobalamin:
Answer: B12

13. Length of human elementary canal is ......... feet:
Answer: 30

14. Which hormone is produced when a man is frightened:
Answer: Adrenalin

15. Ophthalmoscope is a device to examine the inner parts of:
Answer: Eye

16. Biopsy test is used to determine:
Answer: Cancer

17. The image formed on the retina of human eye is:
Answer: Real and inverted

18. Dermatologist is specialised in the treatment of:
Answer: Skin

19. Which pigment imparts yellow colour to urine:
Answer: Urochrome

20. Vitamin helpful for the healing of wounds:
Answer: Vitamin C

21. Ciliary Muscles are related to:
Answer: Eyes

22. Myology is the study of:
Answer: Muscles

23. Amount of water in bone is ........ percent:
Answer: 25

24. Human muscles contain ...... percent of water:
Answer:75

25. The theory 'Survival of the fittest' in biology is given by:
Answer: Charles Darwin
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