Photosynthesis in Higher Plants — BIOLOGY STD 11 Science — Question

What is the flower modified form of?

Most of the carbonic acid in the blood breaks down into hydrogen (H⁺) and bicarbonate (HCO₃) ions. By which enzyme is this decomposition process catalysed?

Why are leucocytes also known as white blood cells (WBCs)?

What happens to the glycogen concentration in the liver cells, when the concentration of adrenaline in the blood stream increases?

What is the name of connector molecule between glycolysis and Krebs' cycle?

Which of the words given for the following statements are the related words (i) Prophase,(ii) Metaphase,(iii) Anaphase,(iv) Telophase.
(a) Nuclear membrane reappears.
(b) Chromosomes are the thickest and smallest.
(c) Chromosomes start coiling.
(d) The chromosome divides into two at the centromere.
(e) Pre-stage of cytokinesis.
(f) Each chromosome is made up of two chromatids/ half chromosomes.

Define semipermeability of membranes.

Mark the odd one in each of the following groups.
Salivary gland, gastric gland, tear gland, thyroid gland.

Tunicata, Hemichordata, Cephalochordata, Vertebrata.

Write the function of bile juice.