1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Alenkasestr [34]
3 years ago
5

DDT is an insecticide that was formerly used to control insects that would eat crops. It was banned from use in the 1970s.

Biology
1 answer:
Reil [10]3 years ago
5 0
<h2>It contains toxins</h2><h2>It killed off bird populations.</h2><h2>It caused harm to human populations.</h2>

Explanation:

Let us understand the term DDT

DDT : Dichlorodiphenyltrichloroethane

  • This is a crystalline chemical compound
  • Basically used for protecting insects eating crops
  • It is colorless, odorless, tasteless
  • Initially used as pesticides

It killed off bird populations: Though it does not kill birds directly by consuming, it has indirectly damaged the egg by making the egg's shell too thin which gets broken easily.

It controlled diseases like malaria: Since this option talks about positive attribute of DDT, this option stands invalid. This chemical compound controls mosquitoes attacking the crop.

It caused harm to human populations: DDT causes vomiting, tremors or shakiness, and seizures

It contained toxins: It contains moderate toxins.

You might be interested in
Which of the following elements is likely to form a ionic bond with potassium
Igoryamba

 The element  that  is  likely  to form a ionic  bond  with potassium is  Cl  (answer A)


<em><u>Explanation</u></em>

Ionic   bond  -  is a  bond formed  when  a  metal  and  a  non metal react.

Metal loses  electron ( donate  electrons)  while  non metal   gains  electrons  ( accept  electrons)  to form  ionic  bond.

potassium  is a metal  while Chlorine(Cl)  is a non  metal.  They  react  to form an ionic  bond   by potassium  donating  1 electron  while  chlorine accept 1 electron.


8 0
3 years ago
Which two scientists created the current three-dimensional model of DNA?
Greeley [361]
The two scientists that created the three-dimensional structure of DNA are James Watson and Francis Crick.
3 0
3 years ago
Identify another invertebrate chordate other than hagfish.
koban [17]
Urochordata is another invertebrate other than hagfish.
8 0
3 years ago
What is an animal cell?What are the functions of animal cell?​
Yakvenalex [24]

Answer:

A cell carries out all the processes of the body which includes producing energy and storing it, making proteins which are molecules which have roles in metabolism, transportation of other molecules and DNA replication.

6 0
2 years ago
How is liver malfunction likely to affect digestion?
Natalka [10]

Answer:

C

Explanation:

It will affect the liver because the liver helps to store fatty foods

3 0
2 years ago
Other questions:
  • What are two main abiotic factors that affect organisms in marine ecosystems? A. Oxygen level and water temperature B. Predators
    9·1 answer
  • Apoptosis in animals​
    7·1 answer
  • Which of these is not a function of your skin?
    8·2 answers
  • Which of the following would be an accurate statement about achieving a balanced budget?
    7·2 answers
  • How do the lungs of spiders differ from human lungs?
    6·1 answer
  • New friends???? (14-16) :)
    10·2 answers
  • All nucleotides of DNA and RNA contain a
    6·2 answers
  • ____ is the number and variety of species present in any biological community.
    10·1 answer
  • What is the complementary DNA strand to TCATACCATTATA ?
    7·1 answer
  • Why has deforestation been a problem in both russian and north american deciduous forests?.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!