Q. In lichen, a chlorophyll-containing partner, _________ live together.
1) fungus and a bacterium
2) alga and a virus
3) alga and a fungus
4) None of the above
Q. The parts of the skeleton that are not as hard as bones and which can be bent are called as -
1) carpals
2) cartilage
3) vertebrae
4) None of the above
Q. Which among the following is a character of chloroplast which makes them qualified self replication?
1) Presence of DNA only
2) Absence of RNA
3) Presence of both DNA and RNA
4) None of the above
Q. The water reaches great heights in trees because of suction pull caused by -
1) absorption
2) transpiration
3) evaporation
4) None of the above
Q. Chlorophyll absorbs ___________ wavelengths of the sunlight.
1) green and blue
2) green and red
3) red and blue
4) None of the above
Q. The stomata open or close due to changes in the -
1) protein composition of cells
2) amount of water in cells
3) position of the nucleus in cells
4) None of the above
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
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