Study the four statements (i-iv) given below and select the two correct ones out of them:
(i) A lion eating a deer and a sparrow feeding on grain are ecologically similar in being consumers
(ii) Predatorstar fish Pisaster helps in maintaining species diversity of some invertebrates
(iii) Predators ultimately lead to the extinction of prey species
(iv) Production of chemicals such as nicotine, strychnine by the plants are metabolic disorders
The two correct statements are:
A.
(ii) and (iii)
B.
(iii) and (iv)
C.
(i) and (iv)
D.
(i) and (ii)
Answer :
(i) and (ii)
Releted MCQ Question on Botany >> Ecosystem
Releted Question 1
In relation to Gross primary productivity and Net primary productivity of an ecosystem, which one of the following statements is correct?
A.
Gross primary productivity is always more than net primary productivity
B.
Gross primary productivity and Net primary productivity are one and same
C.
There is no relationship between Gross primary productivity and Net primary productivity
D.
Gross primary productivity is always less than net primary productivity