Answer:
1 they don't eat plant, they eat plankton
2 they are mammals
3 they have blowhole like other aquatic mammals
The best and most correct answer among the choices provided by your question is the second choice or number 2.
The two broad categories of plants are trachaeophytes and bryophytes.
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Antibiotic resistance occurs when bacteria change in some way that reduces or eliminates the effectiveness of drugs, chemicals, or other agents designed to cure or prevent infections. The bacteria survive and continue to multiply causing more harm. Bacteria can do this through several mechanisms. (By google)
Answer:
First, second, and last are correct statements.
For accuracy and reliability of any experiment, a number of observations must be as large as possible. It reduces the effect of any observation or any event which might have happened by chance or error.
Thus, finches were better to record observations as they were available in large number as compared to the tortoise.
In addition, the life cycle of birds is smaller as compared to the tortoise which enabled the scientists to observe more generations.
Lastly, the birds were easy to capture and track as compared to the tortoise. Tortoise being an amphibian could live on land as well as in water which made it difficult to track them.
It kills insects,
Pros: less annoying weeds.
all the rodents and insects eating your crops will die
estimations show that millions of human lives have been saved from it (because bugs that carry malaria or yellow fever, or the black plague are being killed
Cons: Rodents and insects are very beneficial to the environment, so killing them harms the environment
the weeds and insects will become immune
