1. Number of chromosomes in Down's syndrome is
A: 46
B: 47
C: 48
D: 49
Answer : B
2. Mumps is caused by
A: fungus
B: bacterium
C: virus
D: None of these
Answer : C
3. Most common disease of poultry in India is
A: fowl pox
B: tick fever
C: ranikhet
D: coryza
Answer : C
4. Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?
A: By cyanobacteria
B: By electrical discharges in the atmosphere
C: By industrially synthesised fertilizer
D: By denitrification
Answer : D
5. Pollination by wind is called
A: anemophily
B: hydrophily
C: zoophily
D: entomophily
Answer : A
6. Mutation is
A: a factor responsible for plant growth
B: a change which affects the offspring of F2 generation only
C: a change that is inherited
D: a change which affects the parents
Answer : C
7. Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of
A: hormones
B: enzymes
C: proteins
D: vitamins
Answer : B
8. Which of following group of gases contribute to the "Green House Effect"?
A. Carbon monoxide and Sulphur dioxide
B. Carbon tetra fluoride and Nitrous oxide
C. Ammonia and Ozone
D. Carbon dioxide and Methane
Answer- D
9. Which one of the following disease is not transmitted by tiger mosquitoes?
A. Japani Encephalitis
B. Dengue
C. Yellow fever
D. Chikunguniya
Answer - A
10. Minamata disease caused by
A. Mercury
B. Magnesium
C. Aluminum
D. Zinc
Answer - A
11. Which disease caused by cadmium?
A. Minamata
B. Itai itai
C. Fileria
D. Malaria
Answer - B
12. Vaccine of Small Pox invented by
A. Robert coch
B. Edward jener
C. Guerin
D. Mular
Answer - B
13. What is the virus of swain flu?
A. H1N1
B. H5N1
C. H4N2
D. H3N3
Answer - A
14. What is the virus of Bird flu?
A. H1N1
B. H5N1
C. H3N3
D. H5N4
Answer - B
15. 1 Newton =?
A. 10 to the power 5 Dyne
B. 10 to the power 6 dyne
C. 10 to the power 3 dyne
D. 10 to the power 9 dyne
Answer - A
16. 1 micro metre =?
A. 1/10 millimeters
B. 1/100 millimeters
C. 1/1000 millimeters
D. 1/10000 millimeters
Answer - C
17. What is the Bakiball?
A. Carbon
B. Oxygen
C. Hydrogen
D. Helium
Answer - A
20. Which of the following is called '0il of vitriol'
A. HNO3
B. H2SO4
C. H2O
D. HCl
Answer - B
21. Which of the following is called ' King of Chemical?
A. HCl
B. HNO3
C. H2SO4
D. P2O5
Answer - C
22. Which of the following is lighter more than water?
A. Sodium
B. Manganese
C. Jarmenium
D. Mercury
Answer - A
23.
A: 46
B: 47
C: 48
D: 49
Answer : B
2. Mumps is caused by
A: fungus
B: bacterium
C: virus
D: None of these
Answer : C
3. Most common disease of poultry in India is
A: fowl pox
B: tick fever
C: ranikhet
D: coryza
Answer : C
4. Nitrogen is fixed in ecosystems in ways stated below. Which one of the statements below is false?
A: By cyanobacteria
B: By electrical discharges in the atmosphere
C: By industrially synthesised fertilizer
D: By denitrification
Answer : D
5. Pollination by wind is called
A: anemophily
B: hydrophily
C: zoophily
D: entomophily
Answer : A
6. Mutation is
A: a factor responsible for plant growth
B: a change which affects the offspring of F2 generation only
C: a change that is inherited
D: a change which affects the parents
Answer : C
7. Oxyreductases, transferases, hydrolases, lyases, isomerases and ligases are all classes of
A: hormones
B: enzymes
C: proteins
D: vitamins
Answer : B
8. Which of following group of gases contribute to the "Green House Effect"?
A. Carbon monoxide and Sulphur dioxide
B. Carbon tetra fluoride and Nitrous oxide
C. Ammonia and Ozone
D. Carbon dioxide and Methane
Answer- D
9. Which one of the following disease is not transmitted by tiger mosquitoes?
A. Japani Encephalitis
B. Dengue
C. Yellow fever
D. Chikunguniya
Answer - A
10. Minamata disease caused by
A. Mercury
B. Magnesium
C. Aluminum
D. Zinc
Answer - A
11. Which disease caused by cadmium?
A. Minamata
B. Itai itai
C. Fileria
D. Malaria
Answer - B
12. Vaccine of Small Pox invented by
A. Robert coch
B. Edward jener
C. Guerin
D. Mular
Answer - B
13. What is the virus of swain flu?
A. H1N1
B. H5N1
C. H4N2
D. H3N3
Answer - A
14. What is the virus of Bird flu?
A. H1N1
B. H5N1
C. H3N3
D. H5N4
Answer - B
15. 1 Newton =?
A. 10 to the power 5 Dyne
B. 10 to the power 6 dyne
C. 10 to the power 3 dyne
D. 10 to the power 9 dyne
Answer - A
16. 1 micro metre =?
A. 1/10 millimeters
B. 1/100 millimeters
C. 1/1000 millimeters
D. 1/10000 millimeters
Answer - C
17. What is the Bakiball?
A. Carbon
B. Oxygen
C. Hydrogen
D. Helium
Answer - A
20. Which of the following is called '0il of vitriol'
A. HNO3
B. H2SO4
C. H2O
D. HCl
Answer - B
21. Which of the following is called ' King of Chemical?
A. HCl
B. HNO3
C. H2SO4
D. P2O5
Answer - C
22. Which of the following is lighter more than water?
A. Sodium
B. Manganese
C. Jarmenium
D. Mercury
Answer - A
23.
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