Tag: evs

Questions Related to evs

Which of the following are Edaphic factors?

  1. pH

  2. Minerals

  3. Organic matter in soil

  4. All of the above


Correct Option: D
Explanation:
  • Abiotic factors are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems. For example, rain, wind, temperature, altitude, soil, pollution, nutrients, pH, types of soil, and sunlight.
  • The edaphic factor is an abiotic factor relating to the physical or chemical composition of the soil found in a particular area. For example, the pH of the soil, Minerals present in the soil and organic matter in the soil.
  • Hence pH, Minerals and organic matter in soil are examples for Edaphic factors because these are physical or chemical composition of the soil found in a particular area. 
  • So, the correct answer is 'All the above'.

Only living things form a part of our habitat.

  1. True

  2. False


Correct Option: B
Explanation:

Our habitat includes both biotic components like micro-organisms, plants, animal etc and also abiotic components like soil, water, atmosphere etc

So, the correct answer is 'False'

In the northern hemisphere, a solar panel should be placed on the side of the roof facing:

  1. East

  2. West

  3. North

  4. South


Correct Option: D

What does 'plate' form?

  1. Divergent plate boundary

  2. Convergent plate boundary

  3. Hydrosphere

  4. Transform fault boundary


Correct Option: D

'Abiotic' community cannot live in

  1. Polluted environment

  2. Isolation

  3. Without sunlight

  4. Hydrosphere


Correct Option: B

Which component are made of different population of species and are interdependent?

  1. Abiotic elements

  2. Biotic elements

  3. Inorganic

  4. Organic factors


Correct Option: B

Living things in an environment is known as

  1. Abiotic elements

  2. Biotic elements

  3. Animals and microorganism

  4. Plants


Correct Option: B

Abiotic organisms include:

  1. Soil, water and Air

  2. Animals

  3. Plants

  4. Fishes


Correct Option: A

Praying mantis is a good example of

  1. Camouflage

  2. Warning colouration

  3. Mullerian mimicry

  4. Social insect


Correct Option: A
Explanation:

Colour of the praying mantis varies from brown to green, depending on its habitat. Colour of the body provides camouflage and enables praying mantis to blend with its environment and become invisible for both the predators and the prey.

5th June is

  1. World population day

  2. World health day

  3. World environment day

  4. World animal day


Correct Option: C
Explanation:
5th June is world environment day.
July 11 is world population day.
April 7 is world health day.
October 4 is world animal day.