February 2025

Reproduction in plants: Flowers and Pollination

By |2025-02-12T09:24:25+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

The basic structure of a flower The basic structure of a flower: showing the reproductive organs ZIMSEC O Level Combined Science Notes: Reproduction in plants: Flowers and Pollination

  • Most plants have female and male sex cells which join at fertilization to produce seeds
  • This is known as sexual reproduction
  • Flowers are the reproductive organs […]
Read More
Comments Off on Reproduction in plants: Flowers and Pollination

Examining adaptations of flowers to pollination

By |2025-02-12T09:25:46+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

A bird pollinating a flower. Image credit gilligalloubird.com A bird pollinating a flower. Image credit gilligalloubird.com ZIMSEC O Level Combined Science Notes: Reproduction in plants: Examining adaptations of flowers to pollination

Materials: maize(male and female) or any type of grass flowers, bean flowers or any insect pollinated flowers, hand lenses, microscope slides, […]

Read More
Comments Off on Examining adaptations of flowers to pollination

The differences between wind and insect pollinated flowers

By |2025-02-12T09:26:15+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Maize flower close up. image credit freeimagescollection.com Maize flower close up. image credit freeimagescollection.com ZIMSEC O Level Combined Science Notes: Reproduction in plants: The differences between wind and insect pollinated flowers

  • Not all flowers are  exactly the same
  • Some flowers have adapted to be pollinated by wind
  • Others have adapted in a way […]
Read More
Comments Off on The differences between wind and insect pollinated flowers

Advantages and disadvantages of vegetative production

By |2025-02-12T09:36:14+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Sugarcane field. Image credit gov.ph Sugarcane field. Image credit gov.ph ZIMSEC O Level Combined Science Notes: Reproduction in plants: Advantages and disadvantages of vegetative (asexual) production  

  • A lot of plants which grow using the vegetative method of reproduction are able to produce seeds
  • They use vegetative reproduction because it has certain advantages

Advantages

  • New […]
Read More
Comments Off on Advantages and disadvantages of vegetative production

Experiment: Growing plants using the vegetative reproduction method

By |2025-02-12T09:37:05+02:00February 12th, 2025|Notes, O Level Science Notes, Ordinary Level Notes|

Growing mulberry cuttings. Image credit wordpress.com Growing mulberry cuttings. Image credit wordpress.com ZIMSEC O Level Combined Science Notes: Reproduction in plants: Growing plants using the vegetative reproduction method  

Materials; trays of soil/sand or prepared garden beds, plant cuttings of sugar cane, mulberry, sweet potato cuttings etc

Method Plant [...] </p srcset=

Read More
Comments Off on Experiment: Growing plants using the vegetative reproduction method
Toggle Sliding Bar Area
Go to Top