Weeds and infestation — task. Biology CBSE Live product, Class 9 (2025-26).

Choose the correct answer:

1. Wild oats is an example of a __________.

weed
crop that is used in green manure
insect pests
none of the above

2. Locust affects the crop by _________.

bore into stem and fruits
cuts root, stem, and leaf
none of the above
suck the sap from various plant parts

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