The total interacting animals and plants in any well defined area which as field or a pond is known as
biosphere
biome
community
ecosystem
- Pedology is the study of
- The most polluted city in the world is
- The first fish that eats upon the planktonic form is
- One always finds many more of the prey species than of the predator. This is called a
- Silent valley of Kerala is preserved because
- Strontium- 90 can cause
- Association of a sea-anemone with hermit crab living in a gastropod shell is an example of
- Gas liberated in Bhopal gas tragedy was
- The most widespread form of symbiosis in nature is
- The total interacting animals and plants in any well defined area which as field or a pond is known…
- The term "ecosystem" was first proposed by
- The energy storage of consumer level is called
- In a food-chain, the saprophytic organisms are
- Desert animals are called
- Which of the following is an anti-forest conservation activity ?
- A pond is
- Some animals have a constant high body temperature. This is because
- Species that occur in different geographical regions separated by special barriers are
- In an ecosystem the population of
- When compared to the trophic level above, the total energy present in any given trophic level is necessarily
- Trophic levels are formed by
- The transitional zone where two different types of communities meet is called the
- Bio tic factors are
- An association between two or more species in which both are benefited is known as
- Which is the correct sequence in a food-chain
- Animals which live at the bottom of the sea are called
- Smog is a combination of
- Birth rate under ideal conditions is known as
- Ultra-violet radiation from sunlight causes the reaction that produce
- Which of the following atmospheric pollutants is not produced by the exhaust of motor vehicles in Delhi