MCQ
Select the incorrect match
- AFishes - One Auricle
- BAmphibians - One ventricle
- ✓Crocodile - One ventricle
- DMammals - Two ventricle
| (1) Fishes | - | One Auricle |
| (2) Amphibians | - | One ventricle |
| (3) Crocodile | - | Two ventricle |
| (4) Mammals | - | Two ventricle |
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$I.$ Recent studies support competition as suggested in 'Gauses's Competitive Exclusion Principle'
$II.$ Gause's hypothesis says if two species compete for same resources then one will be eliminated by another species
$III.$ More recent studies point out that species facing competition might evolve mechanisms that promote co-existence rather than exclusion
$IV.$ Gause's competitive exclusion principle is effective when resources are in excess
$V.$ Unlimited resources give better opportunity for adaptation
Choose the correct combination of statements
$I.$ Differentiation
$II.$ Redifferentiation
$III.$ Dedifferentiation
Select the right combination from the given option
$I.$ In Chlorophyceae, the stored food material is starch and the major pigments are chlorophyll-a and chlorophyll - d
$II$. In Phaeophyceae, laminarian is the stored food and major pigments are chlorophyll-a and chlorophyll b
$III$. In Rhodophyceae, floridean starch is the stored food and major pigments are chlorophylla-a,d and phycoerythrin.