Question

Suggest one word for each of the following statements/ definitions
(a) The physical and biological world where we live in
(b) Each level of food chain where transfer of energy takes place
(c) The physical factors like temperature, rainfall, wind and soil
of an ecosystem
(d) Organisms which depend on the producers either directly or
indirectly for food

NCERT Class X
Science - Exemplar Problems

Chapter_Our Environment

Answer 1

(a) Our environment
(b) Trophic level
(c)Abiotic factors
(d) Consumers or heterotrophs.

Answer 2

a) our environment
b)trophic level 
c) Abiotic factors 
d) consumers and producers