Q. Which of the following statements is incorrect about tuberculosis?
1) World Tuberculosis Day (24 March) marks the day in 1882 when Dr. Robert Koch announced that he had discovered the bacterium that causes TB
2) India has set the target of eliminating tuberculosis by 2025, five years ahead of the global target
3) Tuberculosis (TB) is caused by Mycobacterium Tuberculosisium
4) In the 1900s, TB was called 'the white plague' due to the pale appearance of the patients
Q. Which of the following organism is known as the cultivator of fungi?
1) Cockroach
2) Ant
3) Crab
4) Spider
Q. Milk is an example of -
1) Suspension
2) Gel
3) Emulsion
4) None of the above
Q. In the process of dialysis, used on patients with affected kidneys, the phenomenon involved is -
1) Diffusion
2) Absorption
3) Osmosis
4) Electrophoresis
Q. Synthetic detergents are -
1) Sodium salts of fatty acids
2) A mixture of sodium carbonate and sodium chloride
3) Calcium salts of hydrochloric acid
4) A mixture of sodium salts of aromatic and aliphatic sulphonic acids
Q. A cell is unable to synthesize lipids. Which .of its cell organelles might be defective?
1) Smooth endoplasmic reticulum
2) Golgi bodies
3) Lysosomes
4) Mitochondria
Q. Which one of the following plants has unisexual flowers?
1) Papaya
2) Hibiscus
3) Mustard
4) Sunflower
Q. Which one of the following is the mechanism of action of oral contraceptive pills?
1) They kill the egg
2) They kill the sperm
3) They kill the zygote
4) They inhibit the release of an egg
Q. Which one of the following is caused by a bacterial pathogen?
1) AIDS
2) Dengue fever
3) COVID-19
4) Typhoid fever
Q. Which one of the following groups are called amphibians of plant kingdom?
1) Bryophytes
2) Thallophytes
3) Pteridophytes
4) Gymnosperms
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