Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.
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Question 731: The number of alleles controlling blood groups in humans
Options:
A) 3
B) 4
C) 5
D) 2
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The correct answer is A .
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Question 732: The hypha of Rhizopus is said to be non septate because it
Options:
A) does not contain chlorophyll
B) has no cross walls
C) is vacuolated
D) stores oil globules
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The correct answer is B .
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Question 733: One of the features which adapts Paramecium to its environment is the possession of
Options:
A) a regular shape
B) two nuclei
C) cilia
D) a pellicle
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The correct answer is C .
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Question 734: The oxidative part of the respiratory process takes place in the
Options:
A) mitochondria
B) ribosomes
C) endoplasmic reticulum
D) golgi bodies
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The correct answer is A .
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Question 735: The average number of individuals of a species per unit area of the habitat is the
Options:
A) population density
B) population frequency
C) population size
D) population distribution
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The correct answer is A .
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Question 736:
Use the diagram shown to answer the question. The experiment above is used to demonstrate the process of
Options:
A) transportation
B) water culture
C) diffusion
D) osmosis
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The correct answer is D .
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Question 737: Kwashiorkor is caused by severe deficiency of
Options:
A) Water
B) Oil
C) Drugs
D) Proteins
E) Sugars
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The correct answer is D .
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Question 738: The initial volume of water poured into 60g bag of dry soil was 50ml and the amount that drained through was 35ml. The percentage water content of the fully soaked soil is therefore
Options:
A) 46.7
B) 25.0
C) 20.0
D) 30.0
E) 58.3
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The correct answer is D .
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Question 739:
During reproduction of the organism in figure above the first structure to divide is
Options:
A) 1
B) 2
C) 3
D) 4
E) 5
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The correct answer is C .
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Question 740:
Which of the following is an example of conserving resources in an ecosystem
Options:
A) Excessive use of chemical fertilizers in agriculture
B) Introducing invasive species to an ecosystem
C) Implementing sustainable fishing practices
D) Cutting down trees for timber production
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The correct answer is C .