Agriculture - Mock Test 211

Question 2101

Epistasis should be crefully distinguished from dominance, which refers to non-additivity of alleles at?

A) The same locus of a homologues chromosome B) Different loci of a homologous chromosome C) The same locus of non-homologous chromosomes D) Different locus of non-homologous chromosomes

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Question 2102

Epicalyx is the characteristic of the family?

A) Gramineae B) Solanaceae C) Malvaceae D) Compositeae

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Question 2103

Endosperm is store house for germinating embryo and it contains?

A) Hormones B) Vitamins C) Enzymes D) All the above

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Question 2104

Embryo-sac is?

A) Male gametophyte B) Micro-gametophyte C) Saprophyte D) Female gametophyte

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Question 2105

Emasculation is?

A) Removal of male parts from a bisexual flower B) Removal of female parts C) Removal of male and female parts D) None of the above

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Question 2106

Electron microscope was invented by?

A) Jansen B) Leeuwenhoek C) Knoll and Ruska D) None of the above

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Question 2107

Each stamen is differentiated into?

A) Filament B) Anther C) Connective D) All of the above

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Question 2108

Each pollen mother cell produces four haploid cells as a result of?

A) Mitosis B) Meiosis C) One mitosis and then meiosis D) None of the above

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Question 2109

Each megaspore mother cell finally produces?

A) Four megaspores B) Two megaspores C) Only one megaspore D) None of the above

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Question 2110

Each mature anther has?

A) One pollen sac B) Two pollen sacs C) Three pollen sacs D) Four pollen sacs

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