Environmental Science
In a pyramid of numbers, in a grassland ecosystem, the largest population is that of

Producers
Herbivores
Secondary consumers
Tertiary Consumers
Primary consumers

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Environmental Science
Which among the following is related to the word Mesoderm ?

Binomial system of classification
Anatomically advanced animals having all three germ layers
Forms blood and bone (leads to complex internal organs)
No membrane-bound organelles, no peptidoglycan in cell walls, introns

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Environmental Science
Mycorrhiza represents

Parasitic association between a fungus and roots of plants
Symbiotic association between a fungus and liverworts
Parasitic association between a fungus and an alga
Symbiotic association between a fungus and roots of higher plants

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