Plant Anatomy And Physiology - Study Mode
[#416] Which of these is a micronutrient for plants?
Correct Answer
(D) Boron
[#417] Consider the following statements regarding tobacco mosaic viruses and choose the correct answer: 1. Tobacco mosaic viruses are sap transmissible 2. These can stand a high degree of dilution 3. Breaking of a hair with contaminated instrument serves as a means of transmitting the virus 4. These viruses are insect borne
Correct Answer
(C) Only 1, 2 and 3 are true
[#418] Red-rot of sugarcane was first observed by
Correct Answer
(A) Went (1893)
[#419] Statement I Two ATP molecules are produced during anaerobic respiration. Statement II Glucose is converted into pyruvic acid through a series of reaction with a net gain of 2 ATP molecules.
Correct Answer
(C) The statement I is true, but the statement II is false
[#420] In which of the following families of angiosperms, endosperm development is absent?
Correct Answer
(C) Orchidaceae and Podostemaceae