Any organism which harms or causes damage to man directly or indirectly is called ?

Related Mcqs:

1. Any organism which harm or causes damage man directly or indirectly called as________________?

   A. Insect B. Insect pest C. Pest D. none of the above...

2. The pest which causes no significant damage but due to unjudious use of chemical they cause significant loss is called ?

   A. Secondary pest B. Key pest C. Occasional pest D. Migrant pest...

3. An insect pest normally present at some time during the growing season that causes the economic damage to a crop is called ?

   A. Key pest B. Secondary pest C. Occasional pest D. Migrant pest...

4. It is an organism which lives on or within another living organism is called_________________?

   B. Parasite C. Predator D. Parasitoid E. Scavengers...

5. The lowest pest population that will cause economic damage is called ___________________?

   A. Economic injury level B. Economic threshold level C. Economic damage D. None of the Above...

6. When damage cause by insect pest is slight such pest is referred as___________________?

   A. Major pest B. Minor pest C. Key pest D. Migrant pest...

7. Antecedents prevent pest to cause damage called___________________?

   A. Sterilant B. Protectant C. Systemic D. Contact...

8. A chemical which causes plant does it called __________________?

   A. Bait B. Defoliant C. Chronic poisoning D. Acute poisoning...

9. A dose of a toxicant that kills 50% of the exposed organism is called_________________?

   A. LC50 B. LD50 C. None of the Above D. LD75...

10. The living organism that live in or on the bodies of other living organisms from which they get their food, during at least one stage of their existence is called________________?

    A. Predator B. Parasites C. Prey D. Parasitism...