Question

If '6' chromosomes are present in each cell of the spore tetrad of Riccia, how many chromosomes should be present in the cells of apical cell and calyptra, respectively

A. 6 & 12

B. 6 & 6

C. 12 & 6

D. 3 &6

Answer : 6 & 6

Releted Question 1

Which of the following pairs is of unicellular algae?

A. Gelidium and Gracilaria

B. Anabaena and Volvox

C. Chlorella and Spirulina

D. Laminaria and Sargassum

Releted Question 2

A. Amylopectin and glycogen

B. Mannitol and algin

C. Laminarin and cellulose

D. Starch and cellulose

Releted Question 3

A. Uniflagellate gametes – Polysiphonia

B. Biflagellate zoospores – Brown algae

C. Unicellular organism – Chlorella

D. Gemma cups – Marchantia

Releted Question 4

A. Neurospora

B. Alternaria

C. Saccharomyces

D. Agaricus