Reproduction in plants practice exercise 1

During a school trip to a windy hillside in Nyandarua, learners observed a flower with long, hanging anthers and feathery stigmas (as shown in the image). One pupil asked why this flower looked so plain compared to others in the garden. Based on its structure, explain how this flower is adapted for pollination.  (2 marks)

During a school trip to a windy hillside in Nyandarua, learners observed a flower with long, hanging anthers and feathery stigmas (as shown in the image). One pupil asked why this flower looked so plain compared to others in the garden. Based on its structure, explain how this flower is adapted for pollination.  (2 marks)

While visiting a flower farm in Naivasha, Achieng saw fruits developing from flowers. What process must have happened before fruit formation?  (1 mark)

Jane ate a mango and threw the seed in the garden. Later, a new mango plant grew. What method of dispersal is this?  (1 mark)

Jane ate a mango and threw the seed in the garden. Later, a new mango plant grew. What method of dispersal is this?  (1 mark)

In a science lesson, a pupil covers a wind-pollinated flower with a paper bag. What effect does this have on the flower’s ability to reproduce?  (1 mark)

In a science lesson, a pupil covers a wind-pollinated flower with a paper bag. What effect does this have on the flower’s ability to reproduce?  (1 mark)

A farmer in Kericho wants to grow crops that can survive changes in climate and resist diseases. What type of pollination should they encourage and why?  (2 marks)

A farmer in Kericho wants to grow crops that can survive changes in climate and resist diseases. What type of pollination should they encourage and why?  (2 marks)

During a school trip to Karura Forest, pupils observed bees landing on the same part of every flower. Which part were the bees likely landing on, and what was its function? (2 marks)

A student dissected a flower and found that the ovules were intact but no zygote had formed. What could have caused this?  (1 mark)

A farmer in a remote area with no nearby farms wants to grow crops. Which type of pollination will help ensure seed formation and why?  (1mark)

A farmer in a remote area with no nearby farms wants to grow crops. Which type of pollination will help ensure seed formation and why?  (1mark)

During a nature walk in Nairobi, students observed Jacaranda seeds spinning in the air and mango seeds found far from the parent tree after animals ate the fruits. Which explanation best describes these two methods of dispersal?

During a nature walk in Nairobi, students observed Jacaranda seeds spinning in the air. Which explanation best describes these method of dispersal?  (1 mark)

During a nature walk in Nairobi, students observed Jacaranda seeds spinning in the air. Which explanation best describes these method of dispersal?  (1 mark)

During a nature walk in Nairobi, students observed Jacaranda seeds spinning in the air. Which explanation best describes these method of dispersal?  (1 mark)

During unpredictable weather patterns in Kitui, some plants survive better than others. How does the role of flowers contribute to this resilience?

During unpredictable weather patterns in Kitui, some plants survive better than others. How does the role of flowers contribute to this resilience?  (1 mark)

During unpredictable weather patterns in Kitui, some plants survive better than others. How does the role of flowers contribute to this resilience?  (1 mark)

During unpredictable weather patterns in Kitui, some plants survive better than others. How does the role of flowers contribute to this resilience?  (1 mark)

A florist in Nairobi explains that flowers are in high demand during holidays and ceremonies. What role of flowers is being described here?

A florist in Nairobi explains that flowers are in high demand during holidays and ceremonies. What role of flowers is being described here?  (1 mark)

A florist in Nairobi explains that flowers are in high demand during holidays and ceremonies. What role of flowers is being described here?  (1 mark)

In Lamu, coconuts were observed floating to the shore after a storm. Which feature makes this possible?

In Lamu, coconuts were observed floating to the shore after a storm. Which feature makes this possible?  (1 mark)

In Lamu, coconuts were observed floating to the shore after a storm. Which feature makes this possible?  (1 mark)

In Lamu, coconuts were observed floating to the shore after a storm. Which feature makes this possible?  (1 mark)

While training in organic farming in Machakos, a group discovered that applying pesticide on flowers reduced seed production. Which flower part was most likely affected?

While training in organic farming in Machakos, a group discovered that applying pesticide on flowers reduced seed production. Which flower part was most likely affected?  (1 mark)

While training in organic farming in Machakos, a group discovered that applying pesticide on flowers reduced seed production. Which flower part was most likely affected?  (1 mark)

A pupil plucked a flower and noticed that one green leaf-like structure was covering the bud. What function was this part performing before the flower opened?

A pupil plucked a flower and noticed that one green leaf-like structure was covering the bud. What function was this part performing before the flower opened?  (1 mark)

A pupil plucked a flower and noticed that one green leaf-like structure was covering the bud. What function was this part performing before the flower opened?  (1 mark)

A farmer in Eldoret wants to grow crops that rely on wind pollination to avoid the cost of attracting pollinators. Which of the following features should she look for in the flowers of those crops?

A farmer in Eldoret wants to grow crops that rely on wind pollination to avoid the cost of attracting pollinators. Which of the following features should she look for in the flowers of those crops?  (1 mark)

A farmer in Eldoret wants to grow crops that rely on wind pollination to avoid the cost of attracting pollinators. Which of the following features should she look for in the flowers of those crops?  (1 mark)

A farmer in Eldoret wants to grow crops that rely on wind pollination to avoid the cost of attracting pollinators. Which of the following features should she look for in the flowers of those crops?  (1 mark)