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A population of individuals of a species which are interfertile but differ genetically is called:
Related MCQs
The biological weathering occurs due to the action of:
Which of the following is not taken into account in the study of ecology?
Soils transported by water are called:
The grasslands do not possess the horizon layers:
The hydrologic factor refers to:
The soil cover of the earth lies between:
Which of the following horizons is generally referred to as the illuvial zone?
Soils having sub-optimum concentration of nutrient solution are called:
Soil formation is initiated by the phenomenon of:
Soils transported by air is called:
The phenomenon describing the formation of a blue-grey coloured layer at the bottom of the solum due to ferrous compounds is:
What is the best pH of soil for cultivation?
Soil particles of size 0.03 mm belong to the class of:
The permanent aggregates of soil are called:
The term ‘chesard’ refers to:
Humus is:
Mark the rooted submerged hydrophyte:
Which of the following is a submerged floating hydrophyte?
The abbreviation CEC of soil broadly refers to:
The term sub-soil generally refers to:
The ration of volume of pores in the soil to the total soil volume is referred to as:
The science dealing with study of soil is called:
In coarse textured soils:
Melanization generally involves the following zone:
The acidity of soil is primarily due to
The term ‘holard’ refers to:
By chemical composition the humus has maximum percentage of:
The L- and H-layers are differentiated in:
Amount the following water plants, heterophylly is found in:
The mesofauna of the soil is constituted by:
The term ‘ecard’ refers to:
Which of the following is a malacophyllous xerophyte?
Mark the correct relationship:
Halophytes growing on mud are called:
Plants growing in marsh are called:
Mark the helophyte:
Plants growing on desert and steppe are called:
Plants growing on rocks are called on:
Plants growing on externally cold soil are called:
The mangrove plants are generally characterised by:
Mark the rooted submerged hydrophyte:
The mesophytes are characterised by:
Plant groups growing in zones where high temperature alternates with low temperature are called:
In which of the following groups, all the plants belong to the same category?
The leaves are absent in the xerophyte:
Which of the following feature is found in xerophytes?
When a plant first begins to wilts permanently in a pot, its 54.5 gms of soil has 4.5 gms of water. The PWP of this soil is:
Euhalophytes grow where the concentration of NaCl ranges:
Plants growing on sand and gravel are called:
Which of the following is a mangrove plant?
Mark the free floating hydrophyte:
A population of individuals of a species which are interfertile but differ genetically is called:
A. Ecad
B. Ecotone
C. Ecotype
D. Biome
Correct Answer:
Ecotype
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Last Updated:
May 22, 2024