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
maw [93]
3 years ago
6

The ecological problem that resulted from Ddt Use is called

Biology
2 answers:
Dennis_Churaev [7]3 years ago
7 0
Bio hazard since it's used as a pesticide
LiRa [457]3 years ago
5 0
Im not 100% sure but i think it is D

You might be interested in
Explain phloem structure and function, using the following terms: sieve elements, sieve cells, companion cells, girdling, transl
madam [21]

Answer:

Explanation:

Phloem cells are conducting vessels that are found in vascular plant. They are used in the transport of photosynthate produce during photosynthesis from the source of production to other parts of the body.

It consist of sieve elements, which are the conducting vessel that aids transport of sugar round the body. They are very active before maturity at mature they are no longer in use.

Companion cells are used in replacement of sieve element at maturity, they function in metabolism together with the sieve tube Translocation is the transport or movement of sugar round the body.

Girdlings is the removal of the bark of a plant this can inhibit active transport of food.

Non-reducing sugar are monosacharrides such as glucose that are produce and transported round the body of the plant.

P-protein are found in the plants sap usually in large amount in the sieve elements.

3 0
3 years ago
Which cells are required to process and present antigens from foreign material as the initial step in the immune response?
Alexxandr [17]
<span>The macrophage is the cell responsible for detecting, engulfing and destroying pathogens and apoptotic cells. These cells process and present antigens (foreign materials) to immunocompetent cells and thus they are the key mediators in the development of all immune reactions.</span>
6 0
3 years ago
ANSWER ALL QUESTIONS<br>Name four activities carried out in agriculture as an art​
Sladkaya [172]

Answer:

planting

measuring

weeding

harvesting

Explanation:

hope this helps

don't forget to follow me

n mark my answer

4 0
2 years ago
How are mountains formed by various rock cycle processes?
Vlad [161]

Answer: The term volcanic mountains suggest that they are formed by volcanoes. When a tectonic plate subducts beneath another, magma is pushed to the surface.

Explanation:

3 0
3 years ago
Where do most volcanoes form?
slava [35]

Explanation:

Most volcanoes form at the boundaries of Earth's tectonic plates. These plates are huge slabs of the Earth's crust and upper mantle, which fit together like pieces of a puzzle. These plates are not fixed, but are constantly moving at a very slow rate. ... Sometimes, the plates collide with one another or move apart.

5 0
2 years ago
Other questions:
  • What are characteristics presented in all living organisms
    8·1 answer
  • What type of macromolecule is an enzyme
    14·2 answers
  • An energy company wants your help to reduce their use of fossil fuels by utilizing a light source. how can research into chlorop
    13·1 answer
  • At what stage of development is the embryo a hollow ball of identical cells?
    8·1 answer
  • Lightning is one of the natural mechanisms by which atmospheric nitrogen is converted to ammonia or ammonium ions.
    7·1 answer
  • What is the sequential order
    6·1 answer
  • Which statement(s) below accurately characterizes the evolutionary relationship
    13·1 answer
  • Stimulating protein synthesis
    14·2 answers
  • How can you see condensation in your kitchen <br> (sorry for the subject btw)
    7·2 answers
  • Pls help me I need a answer asap
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!