Year 8 BIOLOGY

Explain which piece of equipment would be the most accurate if you wanted to measure out 50ml of water.

• A- The measuring jug

• B- The measuring cylinder

Do you think this is an accurate way of working out which beaker contains the warmest water? What could you use to take more accurate measurements?

• Glass rod

• Weighing scale

• Thermometer

• Stopwatch

Tags

NGSS.MS-PS1-4

A sample is a small amount taken from something much bigger

• True

• False

Cotton is made from the fruits of the plant called_________________

• Stradivarius

• Gossypium hirsutum

• Helianthus annuus

• Hyacinthoides non-scripta

Name the product in the picture that has been obtained from plants

• Aspirin

• Cricket bat

• Indigo

An area of 5m² was sampled using a quadrat to find a total of 10 sunflowers. If the area of the field was 200m² , what is the estimated number of sunflowers in the field?

• 390

• 405

• 410

• 400

A quadrat should not be placed at random

• True

• False

The following data is required for sampling organisms in a certain area using a quadrat

• Area of the quadrats

• Sum of area covered by quadrats and the field

• Area of the field & area covered by quadrats

• Area of the field

The crested rat belongs to genus____________________

• Lophiomys imhausi

• Lophiomys imhausi

• Abelmoschus esculentus

A/An________________is an approximate value

• Sample

• Quadrat

• Estimate

• Accurate measurement