Read the following statements and select...

Read the following statements and select the incorrect statement.

Though the bacterial structure is very simple, they are very complex in behavior.

Chemosynthetic autotrophic bacteria play a great role in recycling nutrients like nitrogen, phosphorous, iron and sulphur.

Majority of the heterotrophic bacteria are important decomposers.

Autotrophic bacteria synthesize their food from organic substrates.

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The correct Answer is:

Autotrophic bacteria synthesise their food from inorganic substrates.

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Read the following statements and the select incorrect statement.

The name virus means venom or poisonous fluid

Many mycoplasma are pathogenic in animals and plants

Toxins released by large number of red dinoflagellates may even kill other marine animals such as fishes.

Beside the cell wall, euglenoids have a protein rich layer called pelicle which makes their body flexible.

Mango tree do not and cannot grow in tropical countries like Canada and Germany.

Snow leopards are not found in Kerala forests

Tuna fish are rarely caught beyond tropical latitudes in the ocean.

Both (B) and (C ) are correct

Cucurbits and coconuts are monoecious plants.

Papayas and date palms are dioecious plants.

Leeches and tapeworms are bisexual animals.

Sponges and coelenterates are unisexual animals.