EVERYDAY SCIENCE

SCIENCE

ENVIRONMENTAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of these 3 are pests?
A
Brown Rat in grain store
B
Wasp on grape
C
Fungus on apricots
D
Beaver in a beaver lodge
E
Woodpecker picking house
Explanation: 

Detailed explanation-1: -The Oriental fruit moth is the most common and serious pest of Apricots but is capable of infesting other fruit trees as well.

Detailed explanation-2: -Apricots with small, circular, purple spots on their leaves may be infected with shot hole disease. The spots sometimes dry out and fall through, but infected leaves rarely die or fall from the tree. Spots may also appear on fruits before scabbing over – if these scabs fall off, rough areas are left behind.

Detailed explanation-3: -Borers can cause severe damage to an apricot tree. By creating tunnels inside the tree, they can drain it of its nutrients, eventually leading-in severe cases-to tree girdling. Girdling causes a tree to die altogether. Even moderate borer infestations can cause damage, including stunting a tree’s growth.

Detailed explanation-4: -Brown rot & Blossom blight. Frosty mildew. Powdery mildew. Coryneum blight/shot hole. Silver leaf and canker. White root rot. Whisker rot. Collar rot. More items •22-Mar-2020

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