AIPMT 2014 | Ecosystem Question 40 | Biology

Given below is a simplified model of phosphorus cycling in a terrestrial ecosystem with four blanks (A-D). Identify the blanks. AIPMT 2014 Biology - Ecosystem Question 63 English

AIPMT 2014 Biology - Ecosystem Question 63 English

A $$ \to $$ Detritus , B $$ \to $$ Rock minerals, C $$ \to $$ Producer , D $$ \to $$ Litter fall

A $$ \to $$ Litter fall , B $$ \to $$ Producers , C $$ \to $$ Rock minerals , D $$ \to $$ Detritus

A $$ \to $$ Rock Minerals, B $$ \to $$ Detritus, C $$ \to $$ Litter fall , D $$ \to $$ Producers

A $$ \to $$ Producers , B $$ \to $$ Litter fall , C $$ \to $$ Rock minerals , D $$ \to $$ Detritus

AIPMT 2014

MCQ (Single Correct Answer)

-1

Match the following and select the correct option:

(a) Earthworm	(i) Pioneer species
(b) Succession	(ii) Detritivore
(c) Ecosystem service	(iii) Natality
(d) Population growth	(iv) Pollination

(a) $$ \to $$ (i), (b) $$ \to $$ (ii), (c) $$ \to $$ (iii), (d) $$ \to $$ (iv)

(a) $$ \to $$ (iii), (b) $$ \to $$ (ii), (c) $$ \to $$ (iv), (d) $$ \to $$ (i)

(a) $$ \to $$ (iv), (b) $$ \to $$ (i), (c) $$ \to $$ (iii), (d) $$ \to $$ (ii)

(a) $$ \to $$ (ii), (b) $$ \to $$ (i), (c) $$ \to $$ (iv), (d) $$ \to $$ (iii)

AIPMT 2014

MCQ (Single Correct Answer)

-1

If 20 J of energy is trapped at producer level, then how much energy will be available to peacock as food in the following chain?
Plant → mice → snake → peacock

0.0002 J

0.002 J

0.2 J

0.02 J

NEET 2013 (Karnataka)

MCQ (Single Correct Answer)

-1

Which two distinct microbial processes are responsible for the release of fixed nitrogen as dinitrogen gas (N₂) to the atmosphere ?

Anaerobic ammonium oxidation, and denitrificatrion

Aerobic nitrate oxidation, and nitrite reduction

Enteric fermentation in cattle, and nitrogen fixation by Rhizobium in root nodules of legumes

Decomposition of organic nitrogen, and conversion of dinitrogen to ammonium compounds

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NEET Subjects

Biology

Botany

Zoology

Human Health and Diseases Body Fluids and Its Circulation Locomotion and Movement Neural Control and Coordination Reproduction in Organisms Reproductive Health Structural Organisation in Animals Digestion and Absorption Excretory Products and Their Elimination Chemical Coordination and Integration Human Reproduction Animal Kingdom Breathing and Exchange of Gases Evolution