Q3 of 8 Page 173

How are the following organisms called?

Algae that prepare their own food.

Autotrophic Algae

An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals through photosynthesis. Autotrophs are sometimes called producers. They do not depend on any organism for their food.


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2

Pteridophytes are vascular cryptogams. Reason out in short.

 2

Antibiotics are extracted from bacteria and fungi. They stop the growth of microorganisms and cure diseases.

Give any two antibiotics obtained from fungi.

 3

How are the following organisms called?

Fungi that either depends on living organisms or non-living things for their food.

 3

How are the following organisms called?

An organism having both algal and fungal characters