(a) eutrophication
(b) pollution
(c) biomagnification
(d) accumulation
1 Answers
Talk Doctor Online in Bissoy App
In a food chain, the third trophic level is always occupied by
(a) carnivores
1 Answers 1 views
In the given food chain, suppose the amount of energy at fourth trophic level is 5 kJ,
(d) 5000 k J
1 Answers 1 views
Organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic level constitute the
(a) food web
1 Answers 1 views
Will the impact of removing all the organisms in a trophic level be different for different trophic levels?
Yes, the impact of removing all organisms in a trophic level will be different for different trophic levels. If all the producers are killed, it will cause death or migration...
1 Answers 1 views
What are biodegradable and non biodegradable detergents? Give one example of each
Detergents that can be degraded by bacteria are called biodegradable detergents. Such detergents have straight hydrocarbon chains. For example: sodium lauryl sulphate Detergents that cannot be degraded by bacteria are called non-biodegradable...
1 Answers 1 views
What will be the amount of energy available to the organisms of the 2nd trophic level of a food chain,
On applying the 10% law to the food chain, the organisms of the 2nd trophic level of the food chain will have 10/100 * 10000= 1,000 joules of energy.
1 Answers 1 views
The first trophic level in a food chain is always a green plant. why?
The first trophic level is always a green plant because only plants can utilise the radiant energy of the sun and transform it to chemical form during photosynthesis.
1 Answers 1 views
The following organisms form a food chain. Which of these will have the highest concentration of non-biodegradable chemicals?
Hawk will have the highest concentration of non-biodegradable chemicals. The phenomenon associated is biomagnification.
1 Answers 2 views
Differentiate between biodegradable and non-biodegradable substances with the help of one example each.
Biodegradable wastes Non-biodegradable wastes Waste materials which can be broken down into harmless substance in nature in due course of time by the action of microorganisms such as certain bacteria are called...
1 Answers 1 views
Differentiate between biodegradable and non-biodegradable substances with the help of one example each
Biodegradable wastes Non-biodegradable wastes Waste materials which can be broken down into harmless substances in nature in due course of time by the action of microorganisms such as certain bacterias are called...
1 Answers 1 views