Question

5) Farmers use bird scarers that make a sudden loud noise to frighten birds away
from their crops. Design an investigation to find out if noise affects the amount of
crops birds eat.​

Answer 1

Answer:

yes it helps , as in the brain of birds there is a function due to which they fly even with a little movement and sound.

Explanation:

Answer 2

Answer:

• noise and no noise /
• range of
• noise;
• same species / mass /
• seeds / amount of crop /
• replication evident;
• mass eaten / number
• eaten /
• count birds /
• time period stated;
• weather / season /
• temperature/
• wind / same time of day /
• same number/ species of
• bird /
• same area / field size /
• quadrat /

The pints we should use before conducting an answer.

Also we should know that in Biology we should us the Word: 'CORMS'

C- Change

O- Organism

R- Repeat

M- Measure

S- Same

Explanation:

Now will conduct an answer:

[C] Use a bird scare in 2 different areas of crops. which is Path A and Path B.[O] In Path A there is a bird scarer used and in Path B there is no bird scarer used. This 2 different pathways is covered with rice crops. [M]In Path A and B the area is measured. The birds which eats the crops are counted per hour.[S] This investigation are kept for one weeks at the same weather. The number of birds are counted at the same time of the day. [R]After one weeks compare the two Path's to find out if the bird scarer had an effect of the crops.The experiment is repeated 1-2 weeks following the same steps above with the same amounts of crops and species.