Find the wrong statements
(a) Ulothrix and Spirogyra are filamentous forms
(b) Porphyra and Laminaria are fresh water algae
(c ) Stored food is in the form of mannitol in rhodophyceae
(d) Chlorella and Spirulina are unicellular algae.

Food is stored in the form of mannitol in the class of algae

Which one of the following statements is wrong? 1. Agar-agar is obtained from Gelidium and Gracilaria 2. Chlorella and Spirullina are used as space food 3. Mannitol is stored food in Rhodophyceae 4. Algin and carrageenan are products of algae.

Consider the following statements regarding the major pigments and stored food in the different groups of algae and select the correct options given (A) In chlorophyceae the stored food material is starch and the major pigments are chlorophyll-a and d (B) In phaeopphyceae, laminarin is the stored food and major pigments are chlorophyll-a and b (C) In rhodophyceae, floridean starch is the stored food and the major pigments are chlorophyll-a, d and phycoeythrin.

Consider the following statements regarding the major pigments and stored food in the different groups of algae and select the correct options given (A) In chlorophyceae the stored food material is starch and the major pigments are chlorophyll-a and d (B) In phaeopphyceae, laminarin is the stored food and major pigments are chlorophyll-a and b (C) In rhodophyceae, floridean starch is the stored food and the major pigments are chlorophyll-a, d and phycoeythrin.

Consider the following statement and select correct set for brown algae as well as red algae. (i) Certain marine forms produce large amonts of hydrocolloids. (ii) Used as food supplements by space travellers. (iii) Organisms may have unicellular and multicellular plant body. (iv) They have cellulose in cell wall and chlorophyll a pigment.

Consider the following statement and select correct set for brown algae as well as red algae. (i) Certain marine forms produce large amonts of hydrocolloids. (ii) Used as food supplements by space travellers. (iii) Organisms may have unicellular and multicellular plant body. (iv) They have cellulose in cell wall and chlorophyll a pigment.

Consider the following statements with respect to algae A. Fusion between one large, non-motile female gemale and a smaller, motile male gemete is termed as oogamous B. Fusion of two gemetes dissimilar in size is termed as isogamous C. Fusion of two gemetes similar in size is called anisogamous D. In chlorophyceae the major pigments are chlorophyll a and b, and the food is stored as starch (E. In rhodophyceae the major pigments are chlorophyll a and d and the food is stored as mannitol.

Which of the following statements are correct regarding glucose ? A) It is a dextrose B) It forms osazone C) It forms gluconic acid with bromine - water D) It is a ketohexose

Identify the wrong statement about meiosis (A) Pairing of homologous chromosomes (B) Four haploid cells are formed (C) At the end of meiosis the number of chromosomes are reduced to half (D) Two cycle of DNA replication occurs