Get premium membership and access questions with answers, video lessons as well as revision papers.
(a) (i) Name the type of response exhibited by the climbing stem.
Haptotmospism/thigmotropism
(ii) Explain how the response named in (a) (i) above takes place.
Contact with tree cause axons to migrate to the causing high conc. of faster growth/on that side away from contact hence the plant tines around the stem.
johnson mwenjera answered the question on December 24, 2017 at 05:23
- An experiment was carried out to investigate the response of white termites to a certain stimulus. Ten termite were placed at the centre of glass...(Solved)
An experiment was carried out to investigate the response of white termites to a certain stimulus. Ten termite were placed at the centre of glass tubing. Calcium chloride was placed one end of the tubing and moist cotton wool at the other end.
(a)What observations are made after 20 minutes?
(b)What type of response is exhibited by the termites?
(c)What is the survival value of the above response?
(d)What is Photonasty?
Date posted: December 24, 2017. Answers (1)
- What is multiple allelism? (Solved)
What is multiple allelism?
Date posted: December 24, 2017. Answers (1)
- A pure breeding black male mouse was mated with a pure breeding brown female mouse. All the offspring had black coat colour.
Explain the appearance of...(Solved)
A pure breeding black male mouse was mated with a pure breeding brown female mouse. All the offspring had black coat colour.
Explain the appearance of black coat colour in the offspring.
Date posted: December 24, 2017. Answers (1)
- Why do human temperature falls during bath?(Solved)
Why do human temperature falls during bath?
Date posted: December 23, 2017. Answers (1)
- State two disorders in human beings that are as a result of chromosomal mutation.(Solved)
State two disorders in human beings that are as a result of chromosomal mutation.
Date posted: December 23, 2017. Answers (1)
- (i) What is eutrophication?
(ii) What are the effects of eutrophication? (Solved)
(i) What is eutrophication?
(ii) What are the effects of eutrophication?
Date posted: December 23, 2017. Answers (1)
- (a)What is meant by the term biological control? (b) Give an example of biological control (Solved)
(a)What is meant by the term biological control?
(b) Give an example of biological control
Date posted: December 23, 2017. Answers (1)
- Describe the structure and functions of various organelles in a mature animal cell. (Solved)
Describe the structure and functions of various organelles in a mature animal cell.
Date posted: December 23, 2017. Answers (1)
- Why are some enzymes produced in their precursor form?(Solved)
Why are some enzymes produced in their precursor form?
Date posted: December 23, 2017. Answers (1)
- Why is the palisade layer a tissue?(Solved)
Why is the palisade layer a tissue?
Date posted: December 22, 2017. Answers (1)
- Differentiate between holometabolous and hemimetabolous in insects.(Solved)
Differenriate between holometabolous and hemimetabolous
Date posted: December 18, 2017. Answers (1)
- Who is the father of genetics and inheritance in biology?(Solved)
Who is the father of genetics and inheritance in biology?
Date posted: December 18, 2017. Answers (1)
- Which component of the diet assists in peristalsis?(Solved)
Which component of the diet assists in peristalsis?
Date posted: December 13, 2017. Answers (1)
- State five types of nematodes as classified based on mode of feeding.(Solved)
State five types of nematodes as classified based on mode of feeding.
Date posted: December 13, 2017. Answers (1)
- State two characteristics of rhizosphere.(Solved)
State two characteristics of rhizosphere.
Date posted: December 13, 2017. Answers (1)
- Define the term rhizosphere(Solved)
Define the term rhizosphere
Date posted: December 13, 2017. Answers (1)
- List the two types of amoebae.(Solved)
List the two types of amoebae.
Date posted: December 13, 2017. Answers (1)
- State the three types of protozoans as studied in biology.(Solved)
State the three types of protozoans as studied in biology.
Date posted: December 13, 2017. Answers (1)
- State five roles of protozoans in soil.(Solved)
State five roles of protozoans in soil.
Date posted: December 13, 2017. Answers (1)
- List the four classes of algae.(Solved)
List the four classes of algae.
Date posted: December 13, 2017. Answers (1)