Practice

Question 101

At what interval of pregnancy does the foetus fill the entire uterus?

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Correct answer: (A) By 12 weeks

1 marks · 2023 · Set A

Question 102

The hormones involved in the process of parturition are

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Correct answer: (C) Oxytocin and relaxin

1 marks · 2023 · Set A

Question 103

The world’s first test tube baby, born in 1978, was

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Correct answer: (A) Louise Brown

1 marks · 2023 · Set A

Question 104

The available male contraceptives for males are

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Correct answer: (C) Vasectomy and condoms

1 marks · 2023 · Set A

Question 105

Which was the first well-recorded European outbreak of sexually transmitted disease (STD)?

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Correct answer: (B) Syphilis

1 marks · 2023 · Set A

Question 106

What was the phenotype ratio in Mendel’s law of independent assortment in the F₂ generation?

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Correct answer: (C) 9 : 3 : 3 : 1

1 marks · 2023 · Set A

Question 107

What is incomplete dominance?

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Correct answer: (B) Neither of the two alleles is fully dominant over the other

1 marks · 2023 · Set A

Question 108

Who proposed the chromosome theory of inheritance?

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Correct answer: (B) Walter Sutton and Theodor Boveri

1 marks · 2023 · Set A

Question 109

The chromosomes that appear V-shaped during anaphasic movement are known as

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Correct answer: (C) Metacentric

1 marks · 2023 · Set A

Question 110

Which type of PCR is used for quantification of amplified DNA?

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Correct answer: (B) qRT-PCR

1 marks · 2023 · Set A

Question 111

The most important use of recombinant DNA technology is

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Correct answer: (D) More than one of the above

1 marks · 2023 · Set A

Question 112

Which animal was produced for the very first time by cloning with a nucleus from an adult donor cell?

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Correct answer: (C) Dolly sheep

1 marks · 2023 · Set A

Question 113

The first three hybrids of Bt cotton developed in India were developed by

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Correct answer: (A) Mahyco Monsanto Biotech Limited (MMBL)

1 marks · 2023 · Set A

Question 114

Autoantibody DNA fingerprinting was developed by

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Correct answer: (B) A. K. Francoeur

1 marks · 2023 · Set A

Question 115

Arrange the following ingredients of poultry feed for layers in decreasing percentage: 1. Decorticated groundnut cake 2. Barley 3. Polished rice 4. Yellow maize 5. Corn gluten. Select the correct code.

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Correct answer: (A) 4, 3, 2, 1, 5

1 marks · 2023 · Set A

Question 116

Which of the following is the largest honeybee?

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Correct answer: (C) Apis dorsata

1 marks · 2023 · Set A

Question 117

Which is the disease-causing Protozoa in humans?

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Correct answer: (C) Leishmania

1 marks · 2023 · Set A

Question 118

Which of the following activities of modern technological man is considered to cause an indirect or unintentional impact on the natural environment?

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Correct answer: (C) Use of DDT

1 marks · 2023 · Set A

Question 119

Which of the following trees became nearly extinct with the extinction of the dodo?

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Correct answer: (A) Calvaria

1 marks · 2023 · Set A

Question 120

Which of the following are acute health effects due to exposure to very high levels of radiation?

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Correct answer: (A) Skin burns and radiation sickness

1 marks · 2023 · Set A

TRE1 — General Studies And Zoology