Free Ecosystem (Daily Quiz: 9) NEET Biology Questions & Answers with Detailed Explanation & Full Review

Question-1

A pea-cock eats snakes which eat frogs. Frogs which in turn thrive on leaves of the plants. The peacock is:

(a) secondary consumer

(b) primary consumer

(c) decomposer

(d) apex of the food pyramid

Question-2

Trophic level in a food chain which cycles the various materials between environment and living organisms is constituted by:

(a) consumers

(b) producers

(c) decomposers

(d) All of these

Question-3

Primary productivity depends on which of the following factors?

(a) Photosynthetic capacity of plant

(b) Environmental factor

(c) Availability of nutrients

(d) All the above

Question-4

.Which ecosystem has the maximum biomass?

(a) Pond ecosystem

(b) Grassland ecosystem

(c) Lake ecosystem

(d) Forest ecosystem

Question-5

The process of mineralisation by microorganisms helps in the release of

(a) both organic and inorganic nutrients from detritus

(b) inorganic nutrients from humus

(c) organic nutrients from humus

(d) inorganic nutrients from detritus and formation of humus.