Biology-General science

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1. Rain water helps to increase the ____ to some extent.

2. Most abundant tissues of our body are

3. Most common disease of poultry in India is

4. Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?

5. Pollination by wind is called

6. Mutation is

7. Radish is a

8. Movements due to light are shown by

9. Radioactivity is a phenomenon of the spontaneous emission of

10. The hormone insulin is a :

11. In the human eye, the focussing is done by :

12. Which one of the following techniques can be used to establish the paternity of a child?

13. Among the following food items, which one has the highest amount of carbohydrates?

14. Desert plants would be characterised by :

15. The sweetest sugar is :

16. Which of the following statements are true in relation to transpiration and water movements in plants?
1. Removing all the leaves from a plant will reduce the flow of water up the stem.
2. Covering both sides of a leaf with a plastic film will reduce both stomatal and cuticular transpiration.
3. Injecting detergents (which lower the surface tension of water) into the xylem of tree trunk could prevent water from reaching the upper branches.
4. Along most of its route through a plant, water moves by diffusion either along cell walls or across protoplasts.

17. DPT is a vaccine for :

18. Which of the following diseases is caused by the bite of a mad dog?

19. Which of the following vitamins is essential for poor bone and teeth formation?

20. Healing of wounds is hastened by vitamin :

21. Mother's milk lacks :
1. Vitamin 2. Proteins 3. Sodium 4. tuberculosis

22. The richest source of vitamin D is :

23. Two richest known sources of edible protein are

24. Three communicable diseases prevalent in developing countries caused by unsafe drinking water and bad sanitation are :

25. Carotene in Indian cow's milk causes:

26. Oncogene is responsible for :

27. During sleep a man's blood pressure :

28. Which of the following pairs is correctly matched?
Disease Causative agent

29. Sugar syrup is used for the preservation of fruits because it :

30. Match the following :
A. Typhoid 1. Metabolic disorder
B. Measles 2. Bacteria
C. Malaria 3. Virus
D. Diabetes 4. Protozoa