Agriculture - Mock Test 217

Question 2161

ATP synthesis occurs in?

A) Chloroplast B) Chloroplast and mitochondria C) Chloroplast, mitochomdria and muclei D) Mitochondria

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Question 2162

At the stage of fully turgid cell, the suction pressure will be?

A) Equal to wall pressure B) Zero C) Equal to osmotic pressure D) Maximum

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Question 2163

At the stage incipient plasmolysis the turgor pressure is?

A) Zero B) 2 atm. C) 4 atm D) 22.4 atm.

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Question 2164

At the molecular level point mutations are due to?

A) Destruction of the bases B) Destruction of the double helix C) Shifting of a portion of the helix and bases D) Alterations of sequences of base in DNA

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Question 2165

Ascending portion of the axis of the plant, developing directly from the plumule and bears leaves, braches and flower is known as?

A) Root B) Steam C) Modified root D) None of above

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Question 2166

An organism with one extra chromosome (2n + 1), is instead of the normal diploid (2n) is known as?

A) Monoploid B) Monosomic C) Trisomic D) Tetrasonic

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Question 2167

An organism having the gametic chromosome numbers is called as?

A) Genome B) Hybrid C) Gamete D) Haploid

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Question 2168

An individual having different alleles for any gene pair and producting two kinds of gametes is known as?

A) Hemizygous B) Homozygous C) Heterozygous D) Heterogenous

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Question 2169

An endospermic cell of a seed after somatic chromosome number (2n = 20) will have?

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

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Question 2170

An embryo sac of angiosperms generally contains?

A) Two nuclei B) Three nuclei C) Four nuclei D) Eight nuclei

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