Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 19: End of stage review

Author:Mark Levesley, Chris Meunier, Fran Eardley & Gemma Young

Mark Levesley Science Solutions for Exercise - Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 19: End of stage review

Attempt the free practice questions from Exercise 19: End of stage review with hints and solutions to strengthen your understanding. Cambridge Lower Secondary Science Stage 7 : Student's Book solutions are prepared by Experienced Embibe Experts.

Questions from Mark Levesley, Chris Meunier, Fran Eardley and, Gemma Young Solutions for Exercise 19: End of stage review with Hints & Solutions

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 3

Apart from being renewable and killing birds, give one advantage and disadvantage of wind turbines compared with burning fossil fuels.

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 3

Suggest an explanation for why there are more deaths of birds in some months compared to others.

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 4

A group of organisms that can reproduce with one another and have offspring that can also produce offspring is:

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 4

A small creature with thick white fur lives only in the high areas of Mount Lewis in Australia. Its name is the white lemuroid ringtail possum. Some scientists think that global warming will make it extinct.

This animal is a vertebrate. What type of vertebrate is it? Explain your reasoning.

MEDIUM
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 4

A small creature with thick white fur lives only in the high areas of Mount Lewis in Australia. Its name is the white lemuroid ringtail possum. Some scientists think that global warming will make it extinct.

Suggest an explanation for why this animal may become extinct.

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 4

A student measured the lengths of some leaves on one type of plant. The student measured the leaves in centimetres with a ruler.

10.8 11.0 10.5 12.6 11.7 12.7 10.2 12.9 12.5 12.0 12.2 11.9 10.1 11.2 12.6 11.0 11.7 11.9 12.8 12.1 11.7 10.8 11.4 11.3 12.0.

What type of variation does this data show?

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 4

Copy and complete this tally chart for this data.

Grouped lengths of leaves (cm) Tally Total
10.1-10.5    
10.6-11.0    
11.1-11.5    
11.6-12.0    
12.1-12.5    
12.6-13.0    

 

EASY
Lower Secondary Stage 7
IMPORTANT
Cambridge Lower Secondary Science Stage 7 : Student's Book>Chapter 4 - Variety of Living Things>End of stage review>Q 4

What type of graph or chart would you use to plot the data from your tally chart?  

Grouped lengths of leaves (cm) Tally Total
10.1-10.5 ||| 3
10.6-11.0 ||| 3
11.1-11.5 ||| 3
11.6-12.0

||||

 5
12.1-12.5 || 2
12.6-13.0 |||| 4