With reference to food chains in ecosystems, consider the following statements:

Monjur Alahi

With reference to food chains in ecosystems, consider the following statements: 

1. A food chain illustrates the order in which a chain of organisms feed upon each other. 

2. Food chains are found within the populations of a species. 

3. A food chain illustrates the numbers of each organism which are eaten by others. 

Which of the statements given above is/are correct? 

(a) 1 only (b) 1 and 2 only (c) 1, 2 and 3 (d) None


0 like 0 dislike
1 views
Share with your friends

0 Answers

With reference to an initiative called ‘The Economics of Ecosystems and Biodiversity (TEEB)’,

(c) (i) The Economics of Ecosystems and Biodiversity (TEEB) is a study led by Pavan Sukhdev. It is an international initiative to draw attention to the global economic benefits of...

1 Answers 1 views
Consider the following ecosystems: 1. Taiga 2. Tropical Evergreen

(c) The average albedo of earth is 34%. It varies according to the colour and texture of the surface. According to the ecosystem, the maximum albedo would be of Tundra,...

1 Answers 2 views
Consider the following statements about probiotic food: 1. Probiotic food contains live bacteria which are considered beneficial to humans.

(c) Probiotics are the living microorganisms that to be healthy for host organism. Lactic acid bacteria, Bifido bacteria are common type of microbes used as probiotics. Certain yeast and Bacilli...

1 Answers 1 views
With reference to food chains in ecosystems, consider the following statements:

(a) A food chain illustrates the order in which a chain of organisms feed upon each other. A food chain is the sequence of who eats whom in a biological...

1 Answers 1 views
With reference to the food chains in ecosystems, which of the following kinds of organism is/are known as decomposer organism/organisms?

(b) Bacteria and Fungi both are known as decomposer organisms. Bacteria are important decomposers; they can break down any kind of organic matters. Fungi are primary decomposers, they not only...

1 Answers 1 views
Consider the following assumptions: 1. The food chains/food web in an ecosystem are influenced by keystone species.

(c) Assumption 1 is correct as disappearance of 28 species along with mussels. Assumption 3 is also correct according to the passage.

1 Answers 2 views
Food chains differ from food webs in that

The correct answer is (a) 1 and 2

1 Answers 1 views
Regulating and cultural services provided by natural ecosystems (a) are typically the most economically valued components of ecosystems.

(d) are essential but difficult to value in monetary terms.

1 Answers 1 views
Food chains differ from food webs in that 1. food chains are single sequence of who eats whom in a community.

The Right option is :(a) 1 and 2 

1 Answers 1 views
With reference to the food chains in ecosystems, which of the following kinds of organism is/are

(b) 2 and 3 only

1 Answers 1 views
X