Ecosystems-Parasitism, Prey - Predator Relationships (CBSE-NET (UGC) Environmental Science (Paper-II & Paper-III)): Questions 1 - 3 of 3

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Question number: 1

» Ecosystems » Parasitism, Prey - Predator Relationships

Appeared in Year: 2015

MCQ▾

Question

Most of Epiphytes are examples of type al biotic interactions called.

Choices

Choice (4) Response

a.

commensalism

b.

Coevolution

c.

Parasitism

d.

Mutualisms

Question number: 2

» Ecosystems » Parasitism, Prey - Predator Relationships

Appeared in Year: 2015

MCQ▾

Question

Parasites in a population/community can:

(I) Influence host population cycles

(II) Change ecological communities

(III) Change community structure

Choose the correct answer: (June)

Choices

Choice (4) Response

a.

(I), (II) and (III)

b.

(II) and (III) only

c.

(III) only

d.

(I) only

Question number: 3

» Ecosystems » Parasitism, Prey - Predator Relationships

Appeared in Year: 2015

Match List-Ⅰ List-Ⅱ▾

Question

Match the List – I with List – II. Identify the correct answer from the codes given below the lists: (June)
List-Ⅰ (Organism) List-Ⅱ (Interaction)

(A)

Lichens

(i)

Commensalism

(B)

Barnacles and whales

(ii)

Ammensalism

(C)

Penicillium and Staphylococcus

(iii)

Parasitism

(D)

Albugo and Indian mustard

(iv)

Symbiosis

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (iii)
  • (i)
  • (ii)
  • (iv)

b.

  • (i)
  • (iv)
  • (ii)
  • (iii)

c.

  • (iii)
  • (iv)
  • (ii)
  • (i)

d.

  • (iv)
  • (i)
  • (ii)
  • (iii)

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