Select the correct statement.

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(D) $1$. Viruses are obligate parasites because they require a living host cell to replicate their genetic material and produce new viral particles.$2

Vedclass · Accepted Answer

All of the above.

Vedclass · Answer

(D) $1$. Viruses are obligate parasites because they require a living host cell to replicate their genetic material and produce new viral particles.$2$. Lichens represent a symbiotic association between algae and fungi. The algal component is known as the phycobiont,which is autotrophic and provides food.$3$. The fungal component is known as the mycobiont,which is heterotrophic and provides protection,anchorage,and absorption of minerals for the algae.$4$. Since all three statements are scientifically accurate,the correct option is $D$.

Similar Questions

Statement $X$: Lichens are composed of two main components. Statement $Y$: In lichens,the phycobiont is the heterotrophic component and the mycobiont is the autotrophic component.

Assertion $(A)$: Viroids lack the protective protein coat known as the capsid.
Reason $(R)$: Viroids contain a short strand of $DNA$.

The figure given below shows the structure of a bacteriophage. Identify its parts labelled as $A, B, C$ and $D$.

Which of the following is not a type of lichen based on its growth form?

What are the reproductive structures shown in the given image of the organism called?

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