Which of the following statements regarding Euglenoids is not true?
1. | Instead of a cell wall, they have a lipid rich pellicle |
2. | They have two flagella, a short and a long one |
3. | They are photosynthetic in the presence of sunlight but behave like a heterotroph when deprived of sunlight |
4. | Pigments of Euglenoids are identical to those present in higher plants |
Match each item in Column I with one in Column II and select your answer from the codes given below:
Column I | Column II | ||
A. | Diatoms | a. | Protein-rich layer of pellicle |
B. | Dinoflagellates | b. | Cell wall embedded with silica |
C. | Euglenoids | c. | Spores with true walls |
D. | Slime moulds | d. | Cellulose plates in the cell wall |
Codes:
A | B | C | D | |
1. | b | a | c | d |
2. | b | d | a | c |
3. | b | c | a | d |
4. | b | a | d | c |
…….of dinoflagellates have …..flagella …..lie in a furrow between wall plates
(1) All, 2, both
(2) Many, 3, trasverse falgella
(3) Most, 2, trasverse falgella
(4) All, 3, longitudinal flagella
Euglenoids are not
(1) Mostly marine
(2) Have pellicle
(3) Lack cell wall
(4) Flexible body