NCERT Class X Science Class: Chapter –16. Management of Natural Resources – Part-2

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Question 6:

The range most conducive for life of fresh water plants and animals is

(a)

(b)

(c)

(d)

Answer: A

Question 7:

The three R’s that will help us to conserve natural resources forlong term use are

(a) Recycle, regenerate, reuse

(b) Reduce, regenerate, reuse

(c) Reduce, reuse, redistribute

(d) Reduce, recycle, reuse

Answer: D

Question 8:

Given below are a few statements related to biodiversity. Pick those that correctly describe the concept of biodiversity

(i) Biodiversity refers to the different species of flora and fauna present in an area

(ii) Biodiversity refers to only the flora of a given area

(iii) Biodiversity is greater in a forest

(iv) Biodiversity refers to the total number of individuals of a particular species living in an area

(a) (i) and (ii)

(b) (ii) and (iv)

(c) (i) and (iii)

(d) (ii) and (iii)

Answer: C

Image Concept of Biodiversity

Image Concept of Biodiversity

Image Concept of Biodiversity

Question 9:

Among the statements given below select the ones that correctly describe the concept of sustainable development

(i) Planned growth with minimum damage to the environment

(ii) Growth irrespective of the extent of damage caused to the environment

(iii) Stopping all developmental work to conserve the environment

(iv) Growth that is acceptable to all the stake holders

(a) (i) and (iv)

(b) (ii) and (iii)

(c) (ii) and (iv)

(d) (iii) only

Answer: A