Assertion (A): | Breast-feeding during initial period of infant growth is recommended by doctors for bringing a healthy baby. |
Reason (R): | Colostrum contains several antibodies absolutely essential to develop resistance in the new born baby. |
1. | Both (A) and (R) are correct but (R) is the not the correct explanation of (A) |
2. | (A) is correct but (R) is not correct. |
3. | (A) is not correct but (R) is correct. |
4. | Both (A) and (R) are correct and (R) is the correct explanation of (A). |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyList-I (No. of weeks) |
List-II (Major features) |
||
A. | After 4 weeks of pregnancy | I. | Eye-lids separate and eyelashes are formed |
B. | After 12 weeks of pregnancy | II. | Heart is formed |
C. | After 24 weeks of pregnancy | III. | Limbs and digits are developed |
D. | After 8 weeks of pregnancy | IV. | External genital organs are well developed |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following hormones are secreted in women only during pregnancy?
(a) | Relaxin | (b) | Oxytocin |
(c) | hCG | (d) | hPL |
(e) | Progesterone |
Choose the most appropriate answer from the options given below:
1. (c), (d) and (e) onlyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssertion (A): | Pregnancy is characterised by metabolic changes in the mother. |
Reason (R): | During pregnancy the level of thyroxine is increased in the maternal blood. |
1. | Both (A) and (R) are correct and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are correct but (R) is not the correct explanation of (A). |
3. | (A) is correct but (R) is not correct. |
4. | (A) is not correct but (R) is correct. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of these is not an important component of initiation of parturition in humans?
1. Increase in oestrogen and progesterone ratio
2. Synthesis of prostaglandins
3. Release of oxytocin
4. Release of prolactin
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following secretes the hormone, relaxin, during the later phase of pregnancy?
1. Foetus
2. Uterus
3. Graafian follicle
4. Corpus luteum
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn human beings, at the end of 12 weeks (first trimester) of pregnancy, the following is observed:
1. Eyelids and eyelashes are formed
2. Most of the major organ systems are formed
3. The head is covered with fine hair
4. Movement of the fetus
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch the following columns and select the correct option:
Column I | Column II | ||
(a) | Ovary | (i) | Human chorionic gonadotropin |
(b) | Placenta | (ii) | Estrogen & Progesterone |
(c) | Corpus luteum | (iii) | Androgens |
(d) | Leydig cells | (iv) | Progesterone only |
Options: | (a) | (b) | (c) | (d) |
1. | (iv) | (iii) | (ii) | (i) |
2. | (i) | (ii) | (iii) | (iv) |
3. | (i) | (iii) | (ii) | (iv) |
4. | (ii) | (i) | (iv) | (iii) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology