Algae Characteristics
Algae Characteristics is a Science & Technology concept from the MPSC syllabus, tested in 2 past MPSC questions (2020, 2025). Below are those real questions with their correct answers and explanations, plus the concepts worth being comfortable with first.
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शेवाळ वनस्पती ही अन्नासाठी परावलंबी असतात आणि त्यामध्ये अनेक प्रकारची रंगद्रव्ये आढळतात. Algae is dependant upon other living organisms for their food and they have various pigments in them.
(a)वरील विधान पूर्णपणे बरोबर आहे. / The above statement is completely correct.
(b)वरील विधानातील पूर्वार्ध बरोबर आहे. / The former half of the above statement is correct.
(c)वरील विधान पूर्णपणे चूक आहे. / The above statement is completely wrong.
(d)वरील विधानातील पूर्वार्ध चूक आहे. / The former half of the above statement is wrong.
Algae are autotrophic organisms containing chlorophyll that perform photosynthesis to manufacture their own food, making the former half of the statement incorrect.
स्प्रायरोगायरा या शैवालासंबंधी खालीलपैकी कोणती विधाने अचूक आहेत ? Which of the following statements are correct regarding Spirogyra algae ?
(a)सामान्यतः त्याला तलावातील घाण असे म्हणतात. / It is commonly called as Pond scum.
(b)ते सागरी पाण्यात वाढते. / It grows in Marine water.
(c)त्याच्या पेशीमध्ये सर्पिलाकार हरितलवक असतात. / Its cell consist spiral shaped chloroplast.
(d)ते झिग्नेमटेसी कुटुंबातील आहे. / It belong in family Zygnemataceae.
Spirogyra is a filamentous green alga commonly known as pond scum. It possesses spiral-shaped chloroplasts and belongs to the family Zygnemataceae. It primarily grows in fresh water, not marine water.