38500+ Important MCQs for AFCAT
38500+ MCQs for AFCAT are available here. You can learn these questions for your better preparation. Questions are available with its correct answer. You can check the correct answer of any questions by clicking the option or show answer button.
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Q. Which one of the following plants has the largest flower?
✅ Correct Answer: (B)
Dahlia
Q. The advantage of AC over DC is that
✅ Correct Answer: (C)
it can be transmitted over long distances with minimum power loss
Q. The plant hormone that controls fruit ripening is
✅ Correct Answer: (C)
ethylene
Q. A veena player compares with a tuning fork the fundamental frequency generated by one of the strings of the veena and hears 4 beats per second. He then tightens the string a bit and hears only 3 beats per second. Then
✅ Correct Answer: (D)
The string has a lower frequency than the tuning fork and must be tightened more to make the frequencies equal
Q. For a given liquid, the rate of evaporation depends on
1.the temperature of the liquid
2.the temperature of air
3.the surface area of the liquid Which of the above factors is/are correct?
1.the temperature of the liquid
2.the temperature of air
3.the surface area of the liquid Which of the above factors is/are correct?
✅ Correct Answer: (A)
1, 2 and 3
Q. What happens when a rose is illuminated with green light?
✅ Correct Answer: (A)
The petals become warmer than the leaves.
Q. Some flowering plants too are unable to photosynthesize and are, therefore, parasitic on other plants. Which of the following are such plants?
1.Beech drops
2.Broomrape
3.Dodder
4.Rafflesia Select the correct answer from the following:
1.Beech drops
2.Broomrape
3.Dodder
4.Rafflesia Select the correct answer from the following:
✅ Correct Answer: (B)
3 and 4
Q. A dark purple compound used as an antiseptic and disinfectant is
✅ Correct Answer: (A)
Potassium permanganate
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