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Question 2 Report
Which of these statements is NOT an idea contained in Lamarck’s theory of evolution.?
Question 3 Report
The process which ensures that the chromosome number for each species of organism remains constant from generation to generation is called
Question 5 Report
Which of the following is NOT a natural source of energy ?
Question 6 Report
Use the information to answer this question.
I. Smoking
II. Sun drying
III. Freezing
IV. Canning
V. Salting
VI. Pasteurization
A method of food preservation that works on the principle of dehydration is
Question 8 Report
An example of a conditioned reflex is
Question 9 Report
Two identical twin boys had different finger print. This proves that
Question 10 Report
Which of these is a liming factor with respect to human population size?
Question 11 Report
Root pressure and the transpiration pull are biophysical processes which account for the?
Question 12 Report
An essential element whose deficiency in plants will result in poor growth, particularly of the roots, and is essential for cell well formation is
Question 13 Report
When a student suddenly runs into a snake on a pathway, which of these chemical messengers are released ?
Question 14 Report
Which organisms are NOT autotrophic?
Question 15 Report
Which of the following statements is NOT true according to the first and second laws of thermodynamics ?
Question 16 Report
Which of these agencies do not have anything to do with conservation of natural resources?
Question 17 Report
Which of these organisms is most likely to have the least number if found within the same habitat?
Question 18 Report
In a case of disputed paternity the most likely clue to resolving the problem is to match the ________________ of the baby with that of the father .
Question 19 Report
The most likely mode of an organism that possesses attachment structure, thin outer surface layer and absence of an elaborate digestive tract is
Question 20 Report
Which of the following agricultural practices will NOT promote soil conservation ?
Question 21 Report
Which structure of the mammalian ear when removed will affect the maintenance of balance?
Question 22 Report
Which of these traits shows discontinuous variation ?
Question 23 Report
Which of the following sequences best illustrates a food chain in an aquatic habitat ?
Question 24 Report
The part of the fruit which serves a protective function is called
Question 25 Report
An essential with the dental formula I 0/3 : C 0/1 : P 3/3 : M 3/3 is most likely adapted for ___________ nutrition .
Question 27 Report
When both alleles in a heterozygous individual are fully expressed in the phenotype of the F, generation this phenomenon is described as
Question 28 Report
Which material is NOT necessary for the manufacture of plant food?
Question 29 Report
The streaming movement of cytoplasm observed in a freshly cut leaf of a water plant is termed
Question 30 Report
The release of sperms through the urethral opening into the vagina is called?
Question 31 Report
Which of these is NOT a method of asexual reproduction?
Question 33 Report
The genetic composition of an organism is termed
Question 34 Report
Which one is NOT an excretory product of man?
Question 35 Report
What is the result of placing a red blood cell in a hypertonic solution ?
Question 36 Report
Lianas is to tropical rain forest as an extensive root system is to ---------------- habitat
Question 37 Report
Modern method of classification of living things is based on similarity of?
Question 39 Report
An example of sex-linked trait is
Question 40 Report
An organism existing at the colonial level of life is
Question 41 Report
Which of the following agricultural activities has the least harmful effect on the environment ?
Question 42 Report
The group of micro-organisms that plays a vital role in the baking industry is
Question 43 Report
Which ONE is not an adaptation for water conservation in plant found is arid region?
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