Find the correct statements:
Choose the correct answer from the options given below:
| A. | In human pregnancy, the major organ systems are formed at the end of 12 weeks. |
| B. | In human pregnancy, the major organ systems are formed at the end of 8 weeks. |
| C. | In human pregnancy, the heart is formed after one month of gestation. |
| D. | In human pregnancy, limbs and digits develop by the end of the second month. |
| E. | In human pregnancy, the appearance of hair is usually observed in the fifth month. |
| 1. | B, C, D and E only |
| 2. | A, C, D and E Only |
| 3. | A and E Only |
| 4. | B and C Only |
Subtopic: Fetal Development & Parturition |
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Level 2: 60%+
NEET - 2025
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Identify the part of a bio-reactor which is used as a foam braker from the given figure.
| 1. | D | 2. | C |
| 3. | A | 4. | B |
Subtopic: Bioreactors/Downstream Processing |
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Frogs respire in water by skin and buccal cavity and on land by skin, buccal cavity and lungs.
Choose the correct answer from the following:
Choose the correct answer from the following:
| 1. | The statement is false for water but true for land |
| 2. | The statement is false for both the environments |
| 3. | The statement is true for water but false for land |
| 4. | The statement is true for both the environments |
Subtopic: Frogs |
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Consider the following statements regarding functions of adrenal medullary hormones:
Choose the correct answer from the options given below.
| A. | It causes pupillary constriction. |
| B. | It is a hyperglycemic hormone. |
| C. | It causes piloerection. |
| D. | It increases strength of heart contraction. |
| 1. | A, C and D only | 2. | D only |
| 3. | C and D only | 4. | B, C and D only |
Subtopic: Adrenal Medulla |
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Read the following statements on plant growth and development.
Choose the option with all correct statements:
| A. | Parthenocarpy can be induced by auxins. |
| B. | Plant growth regulators can be involved in promotion as well as inhibition of growth |
| C. | Dedifferentiation is a pre-requisite for re-differentiation. |
| D. | Abscisic acid is a plant growth promoter. |
| E. | Apical dominance promotes the growth of lateral buds. |
Choose the option with all correct statements:
| 1. | A, D, E only | 2. | B, D, E only |
| 3. | A, B, C only | 4. | A, C, E only |
Subtopic: Auxin Function | Abscisic Acid | Differentiation, Dedifferentiation and Redifferentiation |
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Which of the following hormones released from the pituitary is actually synthesized in the hypothalamus?
| 1. | Follicle-stimulating hormone (FSH) |
| 2. | Adrenocorticotrophic hormone (ACTH) |
| 3. | Luteinizing hormone (LH) |
| 4. | Anti-diuretic hormone (ADH) |
Subtopic: Adenohypophysis & Hypothalamus |
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Which of the following is an example of a non-distilled alcoholic beverage produced by yeast?
| 1. | Beer | 2. | Rum |
| 3. | Whisky | 4. | Brandy |
Subtopic: Industrial Products, Beverages & Antibiotics |
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Level 1: 80%+
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What is the pattern of inheritance for polygenic traits?
| 1. | Autosomal dominant pattern |
| 2. | X-linked recessive inheritance pattern |
| 3. | Mendelian inheritance pattern |
| 4. | Non-Mendelian inheritance pattern |
Subtopic: Polygenic Inheritance & Pleiotropy |
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Match List-I with List-II
Choose the correct answer from the options given below :
1. A-III, B-IV, C-II, D-I
2. A-III, B-II, C-I, D-IV
3. A-IV, B-III, C-I, D-II
4. A-IV, B-III, C-II, D-I
| List-I | List-II | ||
| A. | Head | I. | Enzymes |
| B. | Middle piece | II. | Sperm motility |
| C. | Acrosome | III. | Energy |
| D. | Tail | IV. | Genetic materials |
1. A-III, B-IV, C-II, D-I
2. A-III, B-II, C-I, D-IV
3. A-IV, B-III, C-I, D-II
4. A-IV, B-III, C-II, D-I
Subtopic: Spermiogenesis/Sperm Structure/Hormonal Regulation |
86%
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Which of the following is an example of a zygomorphic flower?
| 1. | Pea | 2. | Chilli |
| 3. | Petunia | 4. | Datura |
Subtopic: Flower & Parts of Flower |
73%
Level 2: 60%+
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