Association of a sea-anemone with hermit crab living in a gastropod shell is an example of
mutualism
commensalism
symbiosis
parasitism
- The total interacting animals and plants in any well defined area which as field or a pond is known…
- Animals in cold regions have fur because
- In an ecosystem the population of
- Gas liberated in Bhopal gas tragedy was
- Ultra-violet radiation from sunlight causes the reaction that produce
- When a big fish eats a small fish, which eats water fleas supported by phyto-plankton, the water-fleas…
- Synecology is the study of
- The total set of feeding relationships in a biotic community is called
- The main cause of soil erosion in India is
- The soils transported by water are called
- An organism which lives at the expense of another organism is called
- Soil particles are arranged in order of increasing size are
- The energy storage of consumer level is called
- Animals which live at the bottom of the sea are called
- The transitional zone where two different types of communities meet is called the
- The term "ecosystem" was first proposed by
- Synecology is the study of
- In a food-chain, the saprophytic organisms are
- The most widespread form of symbiosis in nature is
- Biological equilibrium is equilibrium among the
- The source of energy in an ecosystem is
- The whale is
- Which is the correct sequence in a food-chain
- All the living organisms on earth constitute
- Plants growing on sea shores show characters of
- Some animals have a constant high body temperature. This is because
- Which of the following atmospheric pollutants is not produced by the exhaust of motor vehicles in Delhi
- Birth rate under ideal conditions is known as
- Which of the following is an anti-forest conservation activity ?
- Acid rain is