Answer:
The 1st child will surely have AA,The 2nd might have AB/OB and the last one will surely have OB
Explanation:
I studied at school like 2 yrs ago
I am sure
In framing farmers use pesticides kill crop pests. But pesticides can have unexpected and unwanted effects on other organisms too. These chemicals harm other species living around the farm. Besides, farmers often use chemical fertilizers to increase the crop productivity but excess use of fertilizers can cause water pollution. Polluted water can kill fish and other aquatic organisms. In this way farming affects biodiversity.
Answer:
2. plant cell has more defined shape than the shape of an animal cell, because the plant cell has a cell wall that gives it a rigid shape
Answer:
I think it is the third option
Explanation:
Answer:
1. Form of oxygen that combines three oxygen atoms into each molecule is called ozone.
2. Most important weather phenomena occur in the troposphere.
Explanation:
1. The form of oxygen which combines with three oxygen atoms has a molecular formula as
which is known as ozone.
Therefore, form of oxygen that combines three oxygen atoms into each molecule is called ozone.
2. The lower part of the atmosphere also known as troposphere is a layer where almost all the weather phenomena occurs.
This layer contains 99% of total mass of water vapor and aerosols. Also, it contains about 75% of atmosphere's mass.
Therefore, we can conclude that most important weather phenomena occur in the troposphere.