Plant Anatomy And Physiology - Study Mode
[#666] The response of buds to photoperiodism is actually controlled by
Correct Answer
(B) The length of the dark period
[#667] Growth movement with fluxes in its rate due to varying rates of growth on different sides of the organ is known as
Correct Answer
(D) Nutation
[#668] Match List-I (Pollutants) with List-II (Sources) and select the correct answer: List-I List-II a. Petroleum and industrial hydrocarbons 1. Vehicles b. Airborne lead 2. Offshore wells, oil tankers, industrial wastes c. Mercury 3. Plastic industries d. Polychlorinated biphenols 4. Industrial operations
Correct Answer
(C) a-2, b-1, c-4, d-3
[#669] Which of the following diseases is externally seed borne and perennates through the smut spores which adhere to the healthy grains during threshing time?
Correct Answer
(A) Covered smut of barley
[#670] Which of the following are non-renewable resources?
Correct Answer
(C) Minerals