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A dioecious flowering plant prevents both:
The coconut water and the edible part of coconut are equivalent to:
The function of copper ions in copper releasing IUDs is:
In Angiosperms, pollen tubes liberate their male gametes into the:
What is common between vegetative reproduction and Apomixis?
To ensure that only the desired pollens fall on the stigma in artificial hybridization process: a: the female flower buds of plant producing unisexual flower need not be bagged. b: there is no need to emasculate unisexual flowers of selected female parent. c: emasculated flowers are to be bagged immediately after cross pollination. d: emasculated flowers are to be bagged after removal of anthers. e: bisexual flowers, showing protogyny are never selected for cross. Choose the correct answer from the options given below:
Hair found in the inflorescences of Zea mays is the modification of:
Which one of the following is resistant to enzyme action?
What is the direction of the micropyle in the anatropous ovule?
In a cereal grain, the single cotyledon of the embryo is represented by:
Endosperm is formed during double fertilization by:
"Saheli" is a(n)
Gamete Intra-fallopian transfer (GIFT) is:
Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R): Assertion (A): ATP is used at two steps in glycolysis. Reason (R): First ATP is used in converting glucose into glucose-6-phosphate and second ATP is used in conversion of fructose-6-phosphate into fructose-1-6-diphosphate. In the light of the above statements, choose the correct answer from the options given below:
Apomictic embryos in Citrus arise from:
Which statement is wrong for Krebs' cycle?
Which one of the following statements is wrong?
In which one of the following, both autogamy and geitonogamy are prevented?
Match the Assisted Reproductive Technologies (ARTs) with their correct descriptions: I. Collected gametes are made to form the zygote in the laboratory. II. Zygote or early embryo with upto 8 blastomeres is transferred into the oviduct. III. Zygote with more than 8 blastomeres is transferred into the uterus. IV. Fusion of gametes within the female. V. Transfer of ovum from a donor to the oviduct of the recipient. VI. Sperm is injected into the ovum in-vitro.
In order to increase the yield of sugarcane crops, which of the following plant growth regulators should be sprayed?