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Common Crop Pests and Diseases Quiz

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Questions and Answers

Which type of chemical is used to kill or inhibit the growth of fungi?

Pesticide
Herbicide
Translocated herbicide
Contact fungicide (correct)

What is the mode of action of a systemic fungicide?

It can only affect fungi if it comes in contact with it.
It is absorbed by roots of plants and translocated to stem, leaves, and flower. (correct)
It kills plants or inhibits their growth.
It works by ingestion of chemical by pests.

What do wireworms feed on?

Rats and slugs
Leaves
Crops (correct)
Plants or inhibit their growth

Why is diligent spraying important when using contact herbicides?

To ensure the chemical reaches the pests (C) Signup and view all the answers

What is the main difference between contact herbicides and translocated herbicides?

Translocated herbicides are absorbed by plant roots, while contact herbicides affect plants upon contact (C) Signup and view all the answers

What is the primary mode of action of pesticides?

By affecting pests through ingestion (B) Signup and view all the answers

What is the purpose of using bait in pest control?

To kill rats, slugs, etc. (C) Signup and view all the answers

What is the minimum germination rate required for certified seeds according to the text?

85% (C) Signup and view all the answers

Why is winter sowing advantageous for farmers undergoing mixed farming?

Easier to manage work throughout the year (A) Signup and view all the answers

What is the purpose of crop rotation as described in the text?

To prevent build-up of pests and maintain soil structure (A) Signup and view all the answers

Why is nutrient management important in crop production?

To avoid nutrient build-up and maintain soil fertility (B) Signup and view all the answers

Which common disease is spread by rain according to the text?

Leaf Blotch (A) Signup and view all the answers

What advantage do certified seeds offer in terms of profits?

Guaranteed high germination rate leading to increased profits (A) Signup and view all the answers

How does crop rotation help maintain soil health?

By preventing build-up of pests and preserving soil nutrients (A) Signup and view all the answers

Why do different crops need varying nutrient levels according to the text?

To cater to the unique nutrient requirements of each crop type (B) Signup and view all the answers

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