Answer:
Do not burn leaves
Use less cars
Use eco friendly appliances and tools
Answer: less than 24 hours
Explanation: A released egg lives for less than 24 hours. The highest pregnancy rates have been reported when the egg and sperm join together within 4 to 6 hours of ovulation
<u>Answer:</u>
Collection of data is the part of an observational study.
Option: (c)
<u>Explanation:</u>
- Observational study is the non-experimental research that is usually used in the investigation of certain effects that is due to the treatment.
- The observational study is qualitative study. The major part of the observational study is to collect data and analyze it properly.
- It is used in many fields like sociology, psychology and statistical aspects.
- Mainly there are three types of observational study: cross-sectional, case-control and cohort study.
DNA comprises the genetic makeup of every organism. It carries genetic information that is used by the organs in the body to determine what functions to carry out.
DNA cannot be used to see the nuclei of cells or absorb viruses. A person's personality cannot be determined from DNA.
The answer is D. to determine if people are related, as DNA between two people can be compared for similarities of code between the two.
Answer:
Photosynthesis
Explanation:
In photosynthesis, carbon reduction helps make glucose, the oxygen is formed with the reduction of water in the photosystems 2 and 1.
In cellular respiration, both of these compounds would be reactants.
