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1 markReproduction and Growth

CSEC Integrated Science · May/June 2016 · Paper 2 · Question 1(a)(i)

Vanessa runs an orange and mango orchard and grows corn and beans several times a year.

State ONE asexual method of reproduction in plants.

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Other parts of this question

  1. 1(a)(ii)Name ONE male part of the flower.[1 mark]
  2. 1(a)(iii)Name ONE female part of the flower.[1 mark]
  3. 1(a)(iv)State TWO advantages of asexual reproduction.[2 marks]
  4. 1(a)(v)Suggest ONE reason why it is important for bees to visit the orchard flowers, given advice not to use harmful pesticides.[1 mark]
  5. 1(b)(i)Explain scientifically how scents from orchard flowers travel to the house to cause nausea during pregnancy.[2 marks]
  6. 1(b)(ii)State TWO advantages of surgical contraception and ONE disadvantage compared with other methods.[3 marks]
  7. 1(b)(iii)Explain the biological significance of (1) the growth and thickening of the uterine lining, and (2) menstruation when not pregnant.[3 marks]
  8. 1(c)(i)Plot the data from Table 1 on the grid provided in Figure 1.[4 marks]
  9. 1(c)(ii)Draw the best straight line to show the trend on Figure 1, extending it to cut the x-axis.[2 marks]
  10. 1(c)(iii)Label the axes on the graph.[2 marks]
  11. 1(c)(iv)State an appropriate title for the graph.[1 mark]
  12. 1(c)(v)Using the graph, determine the average height of the corn on the 11th day.[1 mark]
  13. 1(c)(vi)Determine how long after planting the corn plants emerged from the soil.[1 mark]

More practice: the rest of this paper · more Reproduction and Growth questions · all CSEC Integrated Science past papers