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Name a disease caused by viroid in plant...

Name a disease caused by viroid in plants.

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**Step-by-Step Solution:** 1. **Understanding Viroids:** - Viroids are the smallest infectious pathogens known to science. Unlike viruses, which have a protein coat surrounding their genetic material, viroids consist solely of short circular RNA without any protein coat. 2. **Infection in Plants:** - Viroids primarily infect plants, and they have been characterized to affect various types of plants, particularly dicots and monocots. ...
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ICSE-BIOLOGICAL CLASSIFICATION-Test Your Progress (Very Short Answer Type Questions )
  1. What are prions ?

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  2. Name two diseases of human beings caused by virus.

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  3. Name a disease caused by viroid in plants.

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  4. Name a disease of human beings caused by prions.

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  5. Mention the name of the bacterium which is found in the soil and take...

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  6. Name the organism in which incipient nucleus is found.

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  7. Where oocysts of malarial parasite is formed ?

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  8. In what respects ciliates differ from other protozoans ?

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  9. Which form of malarial parasite escapes during digestion in the alime...

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  10. What is the main function of contractile vacuoles in protozoans ?

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  11. What type of digestion of food takes place in all protozoan protists ?

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  12. Name the pigment which occurs in all photosynthetic protists.

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  13. What is the mode of nutrition in Euglena ?

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  14. Name the organelles meant for ciliary and amoeboid movements.

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  15. Which mosquito is responsible for the spread of malaria in man?

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  16. Name the vector of Trypanosoma protozoan.

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  17. Name the protozoan which inhabits the intestine of termites.

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  18. Name the disease caused by Leishmania donovani.

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  19. Name the two types of slime moulds.

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  20. Mention the names of human body cells which are prone to the attack of...

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