Pests and Their Effect on Plants

Q. Gundhi bug is a pest of:

Q. Bending of tentacles in Drosera is thigmonasty.

1. True
2. False

Q. Regarding assertion and reason, choose the correct option
Assertion [A] : Pests and insects are one of the major causes of crop losses.
Reason [R] : Pests and insects feed directly on the plant parts and also act as vectors for transmission of diseases.

1. Both A and R are true and R explains A
2. Both A and R are false
3. Both A and R are true, but R does not explain A
4. A is true and R is false

Q. Regarding assertion and reason, choose the correct option
Assertion [A] : Pests and insects are one of the major causes of crop losses.
Reason [R] : Pests and insects feed directly on the plant parts and also act as vectors for transmission of diseases.

1. Both A and R are true and R explains A
2. Both A and R are true, but R does not explain A
3. A is true and R is false
4. Both A and R are false