MCQ
Genetically active area of chromosome is called
- ✓Euchromatin
- BHeterochroatin
- CHeptan
- DCistron
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$(I)$ Humidity in atmosphere is relatively more in the area where light become limiting factor for plants
$(II)$ Increase in light as factor affecting photosynthesis beyond a point causes breakdown of chlorophyll and a decrease in photosynthesis occurs
$(III)$ The $C_4$ plants respond to higher temperatures and show higher rates of photosynthesis while $C_3$ plants have a much lower temperature optimum
$1.$ Unicellular and prokaryote
$2.$ Unicellular and eukaryote
$3.$ Multicellular and eukaryote
$4.$ Autotrotroph and heterotroph