A. The reductive division for the human female gametogenesis starts earlier than that of the male gametogenesis. B. The gap between the first meiotic division and the second meiotic division is much shorter for males compared to females. C. The first polar body is associated with the formation of the primary oocyte. D. Luteinizing Hormone (LH) surge leads to disintegration of the endometrium and onset of menstrual bleeding. Choose the correct answer from the options given below:
A) A and C are true B) B and C are true C) A and B are true D) B and D are true
A microscope has an objective of focal length 2 cm, eyepiece of focal length 4 cm and the tube length of 40 cm. If the distance of distinct vision of eye is 25 cm, the magnification in the microscope is:
The radius of Martian orbit around the Sun is about 4 times the radius of the orbit of Mercury. The Martian year is 687 Earth days. Then which of the following is the length of 1 year on Mercury?
A body weighs 48 N on the surface of the earth. The gravitational force experienced by the body due to the earth at a height equal to one-third the radius of the earth from its surface is :
Given below are two statements: Statement I: Benzenediazonium salt is prepared by the reaction of aniline with nitrous acid at 273-278 K. It decomposes easily in the dry state.
Statement II: Insertion of iodine into the benzene ring is difficult and hence iodobenzene is prepared through the reaction of benzenediazonium salt with KI. In the light of the above statements,
Choose the most appropriate answer from the options given below:
A Both Statement I and Statement II are incorrect
B Both Statement I and Statement II are correct
C Statement I is correct but Statement II is incorrect
D Statement I is incorrect but Statement II is correct
Competition Notes
NEET 2025
Consider the following:
A. The reductive division for the human female gametogenesis starts earlier than that of the male gametogenesis.
B. The gap between the first meiotic division and the second meiotic division is much shorter for males compared to females.
C. The first polar body is associated with the formation of the primary oocyte.
D. Luteinizing Hormone (LH) surge leads to disintegration of the endometrium and onset of menstrual bleeding.
Choose the correct answer from the options given below:
A) A and C are true
B) B and C are true
C) A and B are true
D) B and D are true
2 months ago | [YT] | 1
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Competition Notes
NEET 2025
The first menstruation is called:
A Diapause
B Menarche
C Menopause
D Ovulation
2 months ago | [YT] | 1
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Competition Notes
NEET 2025
Twins are born to a family that lives next door to you. The twins are a boy and a girl. Which of the following must be true?
A) They are fraternal twins.
B) They are monozygotic twins.
C) They were conceived through in vitro fertilization.
D) They have 75% identical genetic content.
2 months ago | [YT] | 1
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Competition Notes
NEET 2025
A microscope has an objective of focal length 2 cm, eyepiece of focal length 4 cm and the tube length of 40 cm. If the distance of distinct vision of eye is 25 cm, the magnification in the microscope is:
2 months ago | [YT] | 1
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Competition Notes
NEET 2025
The radius of Martian orbit around the Sun is about 4 times the radius of the orbit of Mercury. The Martian year is 687 Earth days. Then which of the following is the length of 1 year on Mercury?
A 172 earth days
B 88 earth days
C 225 earth days
D 124 earth days
2 months ago | [YT] | 4
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Competition Notes
NEET 2025
A body weighs 48 N on the surface of the earth. The gravitational force experienced by the body due to the earth at a height equal to one-third the radius of the earth from its surface is :
A) 32 N
B) 16 N
C) 27 N
D) 36 N
2 months ago | [YT] | 1
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Competition Notes
NEET 2025
Given below are two statements:
Statement I: Benzenediazonium salt is prepared by the reaction of aniline with nitrous acid at 273-278 K. It decomposes easily in the dry state.
Statement II: Insertion of iodine into the benzene ring is difficult and hence iodobenzene is prepared through the reaction of benzenediazonium salt with KI. In the light of the above statements,
Choose the most appropriate answer from the options given below:
A Both Statement I and Statement II are incorrect
B Both Statement I and Statement II are correct
C Statement I is correct but Statement II is incorrect
D Statement I is incorrect but Statement II is correct
2 months ago | [YT] | 6
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Competition Notes
NEET 2025
The correct order of decreasing basic strength of the given amines is:
A| N - ethylethanamine > ethanamine > N-methylaniline > benzenamine
B| benzenamine > ethanamine > N-methylaniline > N-ethylethanamine
C| N - ethylethanamine > ethanamine > benzenamine > N -methylaniline
D| N-methylaniline > benzenamine > ethanamine > N- ethylethanamine
2 months ago | [YT] | 6
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