Mastering KCSE Biology with Comprehensive Topical Questions and Answers
K.C.S.E Biology Q & A - MODEL 2007PP1QN19
State two environmental conditions that can cause seed dormancy
ANSWERS
0 Comments
K.C.S.E Biology Q & A - MODEL 2007PP1QN18
State two disadvantages of sexual reproduction in animals
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN17
The diagram below represents a stage during cell division
(a) (i) Identify the stage of cell division
(ii) Give three reasons for your answer in (a) (i) above (b) Name the structures labeled M
ANSWERS
(a) (i) Anaphase 1
(i) Homologous chromosomes separates at the equator (ii) Chromosomes start migrating to opposite poles (iii) Sister chromatids attached at the centromere (b) Spindle fibres
K.C.S.E Biology Q & A - MODEL 2007PP1QN16
State two ways in which schritosoma species is adapted to parasitic mode of life
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN15
Name a method that could be used to estimate the population size of the following organisms
(i) Fish in a pond (ii) Black jack in a garden
ANSWERS
​(i) Capture and recapture method
(ii) Line transect
K.C.S.E Biology Q & A - MODEL 2007PP1QN15
Distinguish between population and community
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN14
Name the hormones involved in regulating glucose level in blood
ANSWER
K.C.S.E Biology Q & A - MODEL 2007PP1QN14
What is the meaning of the terms
(i) Homeostatic (ii) Osmoregulation?
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN13
What is oxygen debt?
ANSWER
K.C.S.E Biology Q & A - MODEL 2007PP1QN13
Name the products of anaerobic respiration in
(i) Plants (ii) Animals
ANSWERS
(i) Ethanol and carbon (iv) oxide
(ii) Lactic acid
K.C.S.E Biology Q & A - MODEL 2007PP1QN12
Name two structures for gaseous exchange in aquatic plants
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN11
State tow ways in which the blood cells are adapted to their function
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN11
What prevents blood in veins from flowing backwards?
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN10
The diagram below represents a plant tissue
​(a) Name the tissue
(b) Name the cells labeled K and L. K………………………………………………………………………. L………………………………………………………………………. (c) What is the function of the companion cell?
ANSWERS
​(a) Phloem tissues
(b) K- companion cell L – sieve tube (c) Supply nutrients and energy to the sieve tubes
K.C.S.E Biology Q & A - MODEL 2007PP1QN09
State two ways in which the root hairs are adapted to their function
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN08
State two functions of potassium in the human body
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN08
Name a fat soluble vitamin manufactured by the human body
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN07
The diagram below represents a section though a human tooth
​(a) (i) Name the type of tooth shown
(ii) Give a reason for your answer in (a) (i) above (b) State the functions of the structures found in part labeled J
ANSWERS
(a) (i) Pre- molar tooth
(ii) presence of two roots (iii)Presence of cusps of the crown (b) Has nerve cells that increase sensitivity of the tooth to heat and pain Has a blood vessel that provides nourishment to the tooth and remove waste products
K.C.S.E Biology Q & A - MODEL 2007PP1QN06
Describe what happens during the light stage of photosynthesis
ANSWER
K.C.S.E Biology Q & A - MODEL 2007PP1QN04
State three functions of Golgi apparatus
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN03
Plant cells do not burst when immersed in distilled water. Explain
ANSWERS
K.C.S.E Biology Q & A - MODEL 2007PP1QN02
Give a reason why staining is necessary when preparing specimens for observation under the microscope
ANSWER
What is the formula for calculating linear magnification of a specimen when using a hand lens?21/6/2020
K.C.S.E Biology Q & A - MODEL 2007PP1QN02
What is the formula for calculating linear magnification of a specimen when using a hand lens?
K.C.S.E Biology Q & A - MODEL 2007PP1QN01
Give two reasons why classification is important
ANSWERS
|
Archives
December 2024
Categories
All
TOPICSFORM 1
Form 2
Form 3
Form 4
|
We Would Love to Have You Visit Soon! |
Hours24 HR Service
|
Telephone0728 450425
|
|
8-4-4 materialsLevels
Subjects
|
cbc materialsE.C.D.E
Lower Primary
Upper Primary
Lower Secondary
Upper Secondary
|
teacher support
Other Blogs
|