Reporting Category: Data Analysis & ProbabilityStandard: Statistical D..
Reporting Category: Data Analysis & Probability Standard: Statistical Data and Graphs - 8 - Bar Graphs Performance Indicator/Objective: To interpret graphical representation to solve problems. Each year the church youth group has a car wash and donates the earnings to the food pa..
Group 1 (IA) Element - Hydrogen Summary
Summary - Hydrogen is the most abundant element in the universe. Hydrogen is also the lightest element in the universe. It has a vapour density of 1, which is 14.4 times lighter than air. Hydrogen is absent in the free state in the earth's atmosphere. But in the combined state it is found in water,..
A group of children were asked to name their favorite color. The tabl..
A group of children were asked to name their favorite color. The table shows the results recorded. Find the experimental probability of choosing a child with green as his/her favorite color. Color Number of children blue 9 pink 3 green 3 violet 3 black 9 => 1 9 or 11 18 or 4 9 o..
Which one of these is an independent event?
Which one of these is an independent event? => Choose a necklace, put it on, choose another necklace. or Draw 2 blue cubes from a bag of 3 blue cubes and 4 yellow cubes. or Pick a marble. Replace it. Then pick another marble. or Select two men from a group of men and w..
Cyanobacteria
Cyanobacteria - The group cyanobacteria includes another successful group of prokaryotes namely blue green algae. They are photoautotrophic prokaryotes occupying a wide range of habitats. They are predominantly aquatic, found mostly in fresh water bodies. Some species ..
For example:
in man traits such as height, colour of the eyes, intelligence, etc. are all inheritable. The study of the mechanism of transmission of characteristics from parents to the next generations is called genetics. The study of genetics was started by Gregor Mendel an Austrian monk during 185..
Algae
Three groups of Algae - Rhodophyta (red algae), Phaeophyta (brown algae) and Chlorophyta (green algae) have been included in the Kingdom Metaphyta. As you have already learnt, the group cyanophyta (blue-green algae) has been placed in the Kingdom Monera while the ..
Algae
Algae - Three groups of Algae - Rhodophyta (red algae), Phaeophyta (brown algae) and Chlorophyta (green algae) have been included in the Kingdom Metaphyta. As you have already learnt, the group cyanophyta (blue-green algae) has been placed in the Kingdom Monera while t..
Speciation
Speciation - The changes we have discussed so far concern themselves with variations within a species, but how do new species evolve? For instance how did man develop from apes? Speciation is the evolutionary process by which new biological species arise. A new species will be a grou..
With Alkalis, Carbonates and Bicarbonates
Acetic acid turns blue litmus to red, neutralizes alkalis to form salt and water. It also decomposes carbonates and bicarbonates to liberate carbon dioxide indicated by effervescence. Bicarbonate test is used as an identification test for the presence of carboxylic group in..
Acetic acid turns blue litmus to red, neutralizes alkalis to form salt and water. It also decomposes carbonates and bicarbonates to liberate carbon dioxide indicated by effervescence. Bicarbonate test is used as an identification test for the presence of carboxylic group in.. Result
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