Question

Q1) measure of biodiversity of an area is the
a) number of species found there
b) range of different life forms
c) both (a) and (b)
d) only (a)

Q2) organisms of a higher trophic level which feed on several types of organisms belonging to a lower trophic level constitute the
a) food chain
b) food web
c) ecosystem
d) ecological pyramid



Q3) disposable plastic plates should not be used because
a) they are made with material with light weight
b) they are made of toxic material
c) they are made of biodegradable material
d) they are made of non biodegradable material
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Answer 1

Answer:

Q1)  (c)

Q2) (c)

Explanation: