Consider the following statements:
I. The common blue-green algae, Spirogyra and Ulothrix, are found in both freshwater ponds and oceans.
II. The Chameleon can look ahead with one eye and at the same time look behind with another.
Which of these statements is/are correct?

Bacteria are very useful nowadays as many techniques were developed to utilise them for the extraction of useful products. Which of the following bacteria are used for the synthesis of antibiotics?

I. Bacillus

II. Streptomyces

III. Lactobacillus

Sphagnum is an important bryophyte. Consider the following statements about it:

I. It is a chief constituent of peat.

II. Very useful in transportation of wet or moisture-requiring products.

III. Also used for the synthesis of antibiotics.