In which of the following cell organelles do both photo-chemical and thermo-chemical reactions occur?

According to an estimate,how much carbon is fixed annually in the biosphere through photosynthesis?

Which of the following statements is incorrect?

Which of the following methods is responsible for $ATP$ production by green plant cells in the presence of sunlight?

Green plants are grown in an aquarium for the purpose of:

Read the following table and choose the correct pair.
$I$. $DCMU$ Herbicide: Inhibitor of non-cyclic electron transport
$II$. $PMA$ Fungicide: Reduces transpiration
$III$. Colchicine Alkaloid: Causes male sterility
$IV$. Soilrite Sodium alginate: Encapsulation of somatic embryos