Two groups (A & B) of bean plants of similar size and same leaf area were placed in identical conditions. Group A was exposed to light of wavelength 400-450nm & Group B to light of wavelength of 500-550nm. Compare the photosynthetic rate of the 2 groups giving reasons.

A tree is believed to be releasing oxygen during night time. Do you believe the truthfulness of this statement? Justify your answer by giving reasons?

When there is plenty of light and higher concentration of O₂, what kind of pathway does the plant undergo? Analyse the reasons.

What is non-oxygenic photosynthesis?

What are Quantasomes?

What is Bioluminescence?

Define absorption spectrum.

Distinguish fluorescence and phosphorescence.

What is 'Z' Scheme.

What is DCMI?

Why is C₄ pathway called as dicarboxylic acid pathway?

What is compensation point?

State Blackman's law of limiting factor.

How do C₃ plants differ from C₄ plants in anatomy?

Why are plants that consume more than the usual 18ATP to produce one molecule of glucose in the tropical regions?