NEET (2024 Updated)-National Eligibility cum Entrance Test (Medical) Biology: Questions 1165 - 1171 of 4199
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Question 1165
Question MCQ▾
Which one of the following is regarded as a natural genetic engineer?
Choices
Choice (4) | Response | |
---|---|---|
a. | Bacillus subtilis | |
b. | Neurospora crassa | |
c. | Agrobacterium tumefaciens | |
d. | Klebsiella frosteri |
Question 1166
Question MCQ▾
Which one of the following is an example of cleistogamy?
Choices
Choice (4) | Response | |
---|---|---|
a. | Vallisneria | |
b. | Commelina | |
c. | Sunflower | |
d. | Calotropis |
Question 1167
Question MCQ▾
Which one of the following is the main air pollutant?
Choices
Choice (4) | Response | |
---|---|---|
a. | Sulphur | |
b. | N2 | |
c. | CO2 | |
d. | CO |
Question 1168
Question MCQ▾
Sex determination in Drosophila melanogaster is based on
Choices
Choice (4) | Response | |
---|---|---|
a. | X-Y chromosome mechanism. | |
b. | Genetic balance between the X-chromosome and autosomes. | |
c. | Pseudoalleles. | |
d. | Chromosome – environment interaction. |
Question 1169
Question MCQ▾
Which of the following is less general in characters as compared to genus?
Choices
Choice (4) | Response | |
---|---|---|
a. | Species | |
b. | Family | |
c. | Class | |
d. | Division |
Question 1170
Question MCQ▾
Biogas consists of
Choices
Choice (4) | Response | |
---|---|---|
a. | Carbon monoxide, ethane and hydrogen. | |
b. | Carbon dioxide, methane and hydrogen. | |
c. | Carbon monoxide, methane and hydrogen. | |
d. | Carbon dioxide, ethane and hydrogen. |
Question 1171
Question MCQ▾
To remove seed dormancy by mechanical removing of seed coat is called
Choices
Choice (4) | Response | |
---|---|---|
a. | Vernalization | |
b. | Stratification | |
c. | Photoperiodism | |
d. | Scarification |