Soil porosity is maximum in
Soil porosity is maximum in
- A
Sandy soil
- B
Clay soil
- C
Silt
- D
Loam
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Plants which produce characteristic pneumat ophores and show vivipary belong to
Plants which produce characteristic pneumat ophores and show vivipary belong to
- [NEET 2017]
Population whose members reproduce asexually are termed
Population whose members reproduce asexually are termed
Reproductive isolation between segments of a single population is termed as
Reproductive isolation between segments of a single population is termed as
$I.$ 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
$I.$ 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
The abundance of a species population within its habitat is called
The abundance of a species population within its habitat is called
- [AIIMS 2002]