A. Phototrophs are transducers
B. Some herbivores are converters
C. Microconsumers are saprotrophs
D. All are correct
Related Mcqs:
- Mark the correct statement with reference to phosphorous cycle:
A. Inorganic phosphates are lost by leaching
B. Ocean phosphates are lost by sedimentation
C. Soluble phosphates are lost by erosion
D. Soil has plenty of dissolved phosphates - Mark the correct statement:
A. Locusts migrate for feeding occasionally
B. Whales show periodic migration
C. Many birds migrate from Siberia to South pole
D. Arctic term migrate from North to South pole - Mark the incorrect statement with reference to carbon cycle:
A. Lime rocks contribute to CO2 of water
B. Atmospheric CO2 gets dissolved in water
C. CO2 is returned by combustion of fuel
D. 75% of total carbon lies in geological component - Mark the correct relationship:
A. Holard – Chesard = Ecard
B. Chesard – Ecard = Holard
C. Holard + Ecard = Chesard
D. Ecard – Chesard = Holard - Mark the correct sequence of events occurring during ecological succession:
A. Nudation – ecesis – aggregation – migration
B. Migartion – ecesis – aggregation – nudation
C. Nudation – migration – ecesis – aggregation
D. Nudation – ecesis – migration – aggregation - Mark the free floating hydrophyte:
A. Sagittaria
B. Typha
C. Najas
D. Spirodela - Mark the rooted submerged hydrophyte:
A. Potamogeton
B. Najas
C. Ranunculus
D. None of these - Mark the helophyte:
A. Suaeda fruticosa
B. Cressa cretica
C. Salsola foetide
D. All of these - Mark the draught evader:
A. Kangaroo rat
B. Camel
C. Desert rat
D. All of these - Mark the pioneer in a hydrosphere:
A. Diatoms
B. Najas
C. Zanichellia
D. Lemna