Strontium 90 is a-------
A) Radioactive isotope of strontium
B) A substance dispensed from aerosol
C) An insecticide
D) None of the above
Correct Answer:
Verified
Q18: The concept of the Survival of the
Q19: Rachel Carson is
A)An American
B)A French
C)A German
D)A British
Q20: "Silent Spring" is a work authored by:
A)Bertrand
Q21: "Obligation to Endure" is the second chapter
Q22: According to Rachel Carson, the most alarming
Q24: A branch of zoology that deals with
Q25: Insecticides used for killing insects are really
Q26: Chemical war on insects is never won
Q27: Jean Rostand is ------
A)French Biologist
B)German Biologist
C)American Biologist
D)British
Q28: The Ecology of Invasions is a book
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents