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Q. No.Given below are structural details of a human mammary gland:
(i) The glandular tissue in the breast has 15-20 clusters of cells called alveoli
(ii) The milk is stored in the lumen of alveoli
(iii) The alveoli join to form the mammary ducts
(iv) Mammary ampulla is connected to lactiferous ducts
Choose the option that gives the correct detail of human mammary gland
1. (i) and (ii)
2. (ii) and (iii)
3. (ii) and (iv)
4. (i) and (iii)
Subtopic: Female Reproductive System-1 | Female Reproductive System-2 |
65%
From NCERT
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Match the organs / parts of human reproductive system in Column I with the respective hormone /enzyme
secreted by them, in Column II.
1. i-c, ii-a, iii-b, iv-d
2. i-d, ii-b, iii-c, iv-a
3. i-b, ii-d, iii-a, iv-c
4. i-a, ii-b, iii-d, iv-c
secreted by them, in Column II.
| Column I | Column II | ||
| i. | Prostate gland | a. | Hyaluronidase |
| ii. | Acrosome of sperm | b. | Inhibin |
| iii. | Corpus luteum | c. | Acid phosphatase |
| iv. | Placenta | d. | Human Chorionic Gonadotropin |
2. i-d, ii-b, iii-c, iv-a
3. i-b, ii-d, iii-a, iv-c
4. i-a, ii-b, iii-d, iv-c
Subtopic: Male Reproductive System |
80%
From NCERT
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Match the following with respect to stages of embryonic development in human.
Choose the correct option-
1. A-III, B-I, C-IV, D-II
2. A-I, B-III, C-IV, D-II
3. A-III, B-II, C-I, D-IV
4. A-II, B-I, C-III, D-IV
| Column I | Column II | ||
| A | Fully formed morula. | I | By end of \(7^{th}\) day after fertilization |
| B | Fully formed blastocyst | I | 15 days after fertilization. |
| C | Completion of Implantation process | III | By end of \(4^{th}\) day after fertilization. |
| D | Fully formed gastrula | IV | By end of \(10^{th}\) day after fertilization. |
1. A-III, B-I, C-IV, D-II
2. A-I, B-III, C-IV, D-II
3. A-III, B-II, C-I, D-IV
4. A-II, B-I, C-III, D-IV
Subtopic: Embryonic Development till Gastrulation |
From NCERT
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Select the correct pairs of germ layers and their derivatives from the following; and
choose the correct option given below.
1. A and B only
2. A, C and E only
3. B, C and E only
4. C, D and E only
choose the correct option given below.
| Gem layer | Derivatives | |
| A | Mesoderm | All types of muscle of body. |
| B | Ectoderm | Iris Muscle and Ciliary Muscles. |
| C | Endoderm | Lining of Middle ear. |
| D | Ectoderm | Adrenal cortex and Medulla. |
| E | Mesoderm | Sclera and Choroid layer of eye. |
2. A, C and E only
3. B, C and E only
4. C, D and E only
Subtopic: Embryonic Development till Gastrulation |
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In the flowchart given below, identify P, Q and R and select the correct option.
| P | Q | R | |
| 1. | Primary spermatocytes | Spermatids | Sperms |
| 2. | Spermatozoa | Spermatids | Sperms |
| 3. | Primary Spermatocytes | Secondary spermatocytes | Spermatids |
| 4. | Secondary spermatocytes | Primary Spermatocytes | Spermatids |
Subtopic: Seminiferous Tubules & Spermatogenesis |
89%
From NCERT
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Match the Columns I and II and select the correct option.
1. i-a, ii-b, iii-e, iv-d
2. i-d, ii-c, iii-b, iv-e
3. i-a, ii-d, iii-e, iv-b
4. i-c, ii-a, iii-e, iv-b
| Column I | Column II | ||
| i. | Transfer of sperms in female genital tract | a. | Gestation |
| ii. | Delivery of baby | b. | Fertilization |
| iii. | Fusion of male and female gamete | c. | Parturition |
| iv. | Formation of sperms and ovum | d. | Insemination |
| e. | Gametogenesis |
2. i-d, ii-c, iii-b, iv-e
3. i-a, ii-d, iii-e, iv-b
4. i-c, ii-a, iii-e, iv-b
Subtopic: Introduction |
96%
From NCERT
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Select the correct match:
1. (a) - (iv)
2. (b) - (v)
3. (c) - (i)
4. (d) - (ii)
| Column-I | Column-II | ||
| (a) | Seminal fluid | (i) | Corpus spongiosum |
| (b) | Prostate gland | (ii) | Membranous urethra |
| (c) | Ejaculatory duct | (iii) | Clitoris |
| (d) | Erectile tissues | (iv) | Fructose |
| (v) | Prostaglandins |
1. (a) - (iv)
2. (b) - (v)
3. (c) - (i)
4. (d) - (ii)
Subtopic: Male Reproductive Duct System |
81%
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Match the column-I with Column-II and select the correct option
1. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
2. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
4. (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
| Column-I | Column-II | ||
| (a) | fibrinogen | (i) | Contractions in female reproductive tract |
| (b) | Fructose | (ii) | Prevent fungal infection |
| (c) | Prostaglandins | (iii) | Coagulation of semen |
| (d) | Lactobacillus vagina | (iv) | Source of energy |
1. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
2. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
4. (a)-(iv), (b)-(i), (c)-(ii), (d)-(iii)
Subtopic: Male Reproductive Duct System |
75%
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In the following diagram of early embryonic stage of human, what do the A and B indicate?
| 1. | A - Amniotic cavity | B - Yolk sac |
| 2. | A - Amniotic cavity | B - Coelom |
| 3. | A- Yolk sac | B - Coelom |
| 4. | A- Yolk sac | B - Amniotic cavity |
Subtopic: Embryonic Development till Gastrulation |
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Match different regions of Blastocyst in column I with their location in column II. Select the correct answer from the options given below.
1. (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
2. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
3. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
4. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
| Column-I | Column-II | ||
| (a) | Cells of Rauber | (i) | Outer layer of trophoblast showing syncytium |
| (b) | Cytotrophoblast | (ii) | Inner cells mass developing into embryo proper |
| (c) | Syncytiotrophoblast | (iii) | Trophoblast cells in contact with embryonal knob |
| (d) | Embryoblast | (iv) | Inner layer of trophoblast cells of blastocyst |
1. (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
2. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
3. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
4. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
Subtopic: Implantation : Part 2 |
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