In nature, which of the following is/are most likely to be found surviving on a surface without soil? 1. Fern 2. Lichen 3. Moss 4. Mushroom Select the correct answer using the code given below:

Question

YESPYQ · Accepted Answer

Correct answer: 2 and 3. Lichens and Mosses do not need soil to grow and sur- vive.  Lichens are generally found on rock, tree bark, soil (but can survive without soil as well), houses, tombstones, cars, old farm equipment, etc. Thus, lichen can be found surviving on surfaces without soil.  Mosses are non-vascular plants. They do not need soil to survive.  They have a rhizoid multi-cell anchoring structure that is used to climb and grip over rocky surfaces. Moss thrives in moist and shady areas. Ferns and Mushrooms generally need soil to grow.  Ferns are vascular plants and typically require soil for anchorage and to absorb water and nutrients. While they can grow in places like cracks in rocks, they usually still need some form of substrate (soil or organic material) to thrive.  A mushroom is the fleshy, spore-bearing fruiting body of a fungus. They typically require organic matter to decompose as a source of nutrients. Mushrooms are unlikely to grow on a surface without soil unless there is some decaying organic material available. SUPER HINT Observed Logic means using your re

In nature, which of the following is/are most likely to be found surviving on a surface without soil?1. Fern2. Lichen3. Moss4. MushroomSelect the correct answer using the code given below:

Practice more Environment PYQs

In nature, which of the following is/are most likely to be found surviving on a surface without soil?1. Fern2. Lichen3. Moss4. MushroomSelect the correct answer using the code given below:

Practice more Environment PYQs

More UPSC Environment PYQs