NEET Botany Biological Classification Questions Solved

NEET - 2016

 

Select the wrong statement.

(a) The walls of diatoms are easily destructible

(b) 'Diatomaceous earth' is formed by the cell walls of diatoms

(c) Diatoms are chief producers in the oceans

(d) Diatoms are microscopic and float passiveley in water

Audio Explanation:


 

(a) Diatoms are single celled plant like protists that produce intricately structured cell walls made of nano(-) silica SiO2. Thus, the walls are indestructible. Hence, only option (a) is wrong and rest of the options are correct.

Difficulty Level:

  • 71%
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  • 10%
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