Populations and Ecosystem

Natality is balanced by mortality. There will be

Natality is balanced by mortality. There will be Options (a) decrease in population growth (b) zero population growth (c) increase…

Net primary productivity is

Net primary productivity is Options (a) part of total energy stored by producers (b) energy produced by producers (c) energy…

Peacock eats a snake and snake eats frog and frog eats insect while insect eats

Peacock eats a snake and snake eats frog and frog eats insect while insect eats green plant therm position of…

Phytoplanktons are dominant in which of the following zone?

Phytoplanktons are dominant in which of the following zone? Options (a) limnetic zone (b) profundal zone (c) littoral zone (d)…

Plant grows in dry and saline soil is called

Plant grows in dry and saline soil is called Options (a) xerophyte (b) hydrophyte (c) halophyte (d) heliophyte Correct Answer:…

Pond is an example of which of the following ecosystem?

Pond is an example of which of the following ecosystem? Options (a) natural (b) artificial (c) grassland (d) forest Correct…

Population density of terrestrial organisms is measured in terms of individual per

Population density of terrestrial organisms is measured in terms of individual per Options (a) meterĀ³ (b) meterā“ (c) meter (d)…

Population exploiting a resource rapidly, and showing unbounding increase

Population exploiting a resource rapidly, and showing unbounding increase in numbers are Options (a) k - selected (b) r -…

Population explosion has occured in the last

Population explosion has occured in the last Options (a) 500 years (b) 300 years (c) 100 years (d) 50 years…

Population of different species interacting in an ecosystem

Population of different species interacting in an ecosystem Options (a) biotic community (b) abiotic community (c) both (a) and (b)…