Gobezoch › Textbooks › Biology Grade 10

Biology Grade 10 Unit 2: Plants

national exam questions have come from this unit. It runs 33 pages; one careful study pass takes about 3.4 hours, and its difficulty is moderate among Biology units. Each section below lists the questions set from it, with the year, and opens the page that teaches it.

Read this unit
2.1 Characteristics of plants · read p. 17
Not asked in a national paper yet.
2.2 Flowering and non – flowering plants · read p. 18
  • 2017 E.C., Q13 – Identify the typical examples for division Gymnospermae and Angiospermae, respectively?
  • 2014 E.C., Q32 – Mosses are grouped under division bryophyta because they
  • 2005 E.C., Q61 – In which of the following are flowers and fruits found?
2.3 Structure and function of plant parts · read p. 20
  • 2016 E.C., Q68 – Why are root hairs efficient in uptake of water from the soil?
2.3.1 The internal structure of a leaf · read p. 23
Not asked in a national paper yet.
2.3.2 The internal structure of a stem · read p. 23
Not asked in a national paper yet.
2.3.3 The internal structure of a root · read p. 25
Not asked in a national paper yet.
2.4 Reproduction in plants · read p. 26
Not asked in a national paper yet.
2.4.2 Reproductive structure and life cycle of flowering plants · read p. 26
  • 2009 E.C., Q7 – Which of the following parts of the flower did Mendel remove from young flowers to prevent self-population ?
  • 2006 E.C., Q55 – What is a perfect flower?
2.6 Seed dispersal and germination · read p. 26
Not asked in a national paper yet.
2.6.1 Seed dispersal · read p. 29
  • 2017 E.C., Q11 – A student made a collection of plants having flowers and seeds from his locality and compared their embryo, leaves and stems using hand lens. He found that all his collections contain a single seed leaf embryo, long and
2.6.2 Germination of seed · read p. 32
  • 2016 E.C., Q70 – A farmer sowed cotton seeds in a farm land which fulfills the optimum conditions for germination. After a few days, he observed the newly growing seedlings. Which of the following statements is correct about the farmer's
  • 2015 E.C., Q56 – Which one of the following is correct about the observations of the biologist?
2.7.1 The photosynthetic apparatus · read p. 34
Not asked in a national paper yet.
2.7.2 The light absorbing system in chloroplast · read p. 35
Not asked in a national paper yet.
2.7.3 Mechanism of photosynthesis · read p. 36
Not asked in a national paper yet.
2.7.4 Testing a leaf for starch · read p. 36
Not asked in a national paper yet.
2.8 Transport in plant · read p. 37
Not asked in a national paper yet.
2.8.1 Transporting systems in plants · read p. 37
Not asked in a national paper yet.
2.8.2 Mechanism of transport in plant · read p. 39
Not asked in a national paper yet.
2.9 Response in plants · read p. 41
  • 2018 E.C., Q30 – How does auxin (IAA) affect the growth of shoots and roots in response to gravity?
  • 2018 E.C., Q28 – What is the primary function of auxins (IAA) in plants?
  • 2018 E.C., Q29 – In which response do roots grow towards water?
  • 2017 E.C., Q27 – What will happen to the growth of the plant when you remove indole-acetic acid from the main shoot part of the plant?
  • 2016 E.C., Q69 – What will happen to a plant if the apical dominance is removed through repeated pruning?
  • 2015 E.C., Q54 – What will happen if an agriculture extension worker injects gibberellins into a dwarf plant? The
  • 2014 E.C., Q27 – Bushing of a plant results from
  • 2009 E.C., Q78 – If an actively growing seedling is kept horizontally, which of the following would eventually happen to the seedling?
  • 2008 E.C., Q79 – Which of the following is responsible for the bending of a young plant towards a unidirectional source of light?
  • 2005 E.C., Q67 – Choose the one that is NOT a requirement of all living things.
2.10 Medicinal plants · read p. 46
Not asked in a national paper yet.
2.11 Renowned Ethiopian Botanist · read p. 46
Not asked in a national paper yet.