“Pedology” is the study of
Soil
Locomotion of animals
Rocks
Crop diseases
(a)Term ‘pedology’ is derived from two words pedos = soil and logy = study i.e. study of soil.
When births are equal to deaths. It is called
Choose odd one w.r.t., features of tropical rain forest
Animals living in colder region have shorter tail and ears as compared to the animals living in warmer regions. This phenomenon is called
$I.$ Many xerophytic plants have thick cuticle on leaf epidermis and sunken stomata
$II.$ Some xerophytic plants have special photosynthetic pathway $(CAM)$ that enables their stomata close during day
$III.$ Opuntia has spines (modified leaves), photosynthetic phylloclade (stem)
$IV.$ All adaptations are genetically fixed in all organisms
Choose the combinations of correct option
Which biological factor is responsible for poor vegetation in deserts
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