Biology MCQs

11. Which of the following is the characteristic of water present in coconut?
[A] liquid endocarp
[B] liquid nucellus
[C] liquid mesocarp
[D] degenerated liquid endosperm

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12. Who among the following analysed the DNA for the first time ?
[A] Watson and Krick
[B] Karl von Frisch
[C] M. W. Nirenberg
[D] Hargobind Khurana

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13. Which among the following is not a connective tissue?
[A] Blood
[B] Skin
[C] Cartilage
[D] Bone

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14. Which of the following is the best reason behind the fact that bats can fly in the dark?
[A] Bats have a better vision in the dark
[B] The light startles them
[C] Bats produce high pitched sounds ultrasonic
[D] None of the above

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15. What is the meaning of the term ‘Test Tube Baby’?
[A] Fertilisation of ovum takes place in the test tube but it develops in uterus
[B] Fertilisation of ovum takes place in the test tube and develops in the test tube itself
[C] Fertilisation of the ovum takes place in the uterus but develops in the test tube
[D] Fertilisation takes place in uterus and embryo develops in uterus

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16. Poliomyelitis is an epidemic virus infection. Which of the following is responsible for it?
[A] Rhabdo virus
[B] Entero virus
[C] Dengue virus
[D] Mumps virus

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17. Match List I with List II and select the correct answer using the codes given below the lists.

List I List II
A. Islets of Langerhans 1. Calcitonin
B. Pituitary gland 2. Epinephrine
C. Thyroid gland 3. Growth hormone
D. Adrenal gland 4. Insulin

Codes:
     A B C D

[A] 4 3 2 1
[B] 4 3 1 2
[C] 3 4 1 2
[D] 3 2 4 1

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18. Which pigment is responsible for the colour of healthy skin in human beings?
[A] Bilirubin
[B] Haemoglobin
[C] Melanin
[D] Progesterone

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19. Which of the following is studied in Ethnobotany?
[A] Practical use of plants by local culture and people
[B] Relations between Plants and peoples Behvaior
[C] Comparison of different plants in a particular area
[D] Study of relations of plants, animals and animals in an area

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20. Who among the following is considered to be the father of DNA?
[A] James Watson
[B] Hargobind Khurana
[C] Alec Jeffereys
[D] Leslie Orgel

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