Agriculture - Mock Test 204

Question 2031

In the pitcher plant, the pitcher is modification of?

A) Stem B) Root C) Leaf D) Stem-branch

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Question 2032

In the ovary of 'marigold' the placentation is?

A) Superficial B) Basal C) Marginal D) Axile

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Question 2033

In the flowering plants the process of fertilization is first discovered by?

A) Robert Brown B) Strasburger C) Virchov D) Nawaschin

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Question 2034

In the cymose inflorescence the flowers develop in?

A) Basipetal succession B) Acropetal succession C) Centripetal succession D) None of the above

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Question 2035

In sweet pea gene C or P alone produces white flower, where as both C and P are needed to produce purple coloured flower. In a particular cross between two white flowered plants the offsprings were one half purple and one-half white. The possible genotypes of the parents is?

A) Cc Pp x ccPp B) CCpp x ccPP C) ccPp x CCpp D) Ccpp x ccPp

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Question 2036

Which one f the following is not dioecious plant?

A) Datepalm B) Vallisnaria C) Maize D) Papaya

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Question 2037

In sorghum somatic chromosome number is 20. What would be its chromosome number in the endosperm?

A) 10 B) 20 C) 30 D) 40

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Question 2038

In solanaceae, the flowers are?

A) Actionomorphic bisexual and epigynous B) Zygomorphic, unisexual and perigynous C) Actinomorphic, bisexual and hypogynous D) Actinomorphic, bisexual and perigynous

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Question 2039

In self-incompatibility system?

A) Pollen not produced B) Self pollination takes place C) Pollen does not germinate on self-pollination D) All are correct

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Question 2040

In RNA, nitrogen bases are same as in DNA except?

A) Uracil instead of Thymlnine B) Cytosin instead of Thymine C) Adenine instead of Guanine D) Thymine instead of Adenine

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