Available Answers

1. 1.

   Fill in the blanks

   1. Frogs and fish show _______________ fertilization.
   2. _______________ is important for the species to continue.
   3. _______________ _______________ involves only single parent.
   4. Sperm has three main parts: _______________, _______________ and _______________.
   5. _______________ is a single cell.
2. 2.

   Tick (√) the correct options.

   1. Which of the following is not a feature of asexual reproduction?
      1. Fertilization
      2. Splitting of a cell
      3. Binary fission
      4. Budding
   2. Which of the following is a part of female reproductive organ?
      1. Testes
      2. Sperm duct
      3. Epididymis
      4. Ovary
   3. The development of a baby takes place in the
      1. ovary
      2. oviduct
      3. uterus
      4. testis
   4. The chromosome pair present in the body of a female is
      1. XY
      2. XX
      3. AB
      4. YZ
   5. In human beings, fertilization occurs in the
      1. ovary
      2. uterus
      3. oviduct
      4. walls of the uterus
3. 3.

   Match the columns.

   COLUMN A	COLUMN B
   1. Internal fertilization	a. Larva
   2. External fertilization	b. Hen
   3. Metamorphosis	c. Testis
   4. Oviduct	d. Fish
   5. Sperms	e. Fertilization

    

4. 4.

   Give two examples of each

   1. Viviparous animals
   2. Oviparous animals
   3. Animals reproducing by internal fertilization
   4. Animals reproducing by external fertilization
   5. Animals showing metamorphosis
5. 5.

   Define reproduction.

6. 6.

   Differentiate between external and internal reproduction.