Which statement correctly defines herbicides?
- Herbicides are used to control insect pests.
- Herbicides are substances designed to prevent, inhibit, or kill weed plants.
- 2,4-D is an example of a rodenticide.
A2 only
BNone of these
C2, 3
D1 only
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Related Questions:
Which of the following statements about the impact of heavy metals on human health are correct?
- Heavy metals entering the food chain can disrupt the food pyramid and lead to health issues like cancer and liver diseases.
- Vegetables like brinjal, spinach, and tomato are resistant to heavy metal uptake.
- Heavy metals primarily affect the digestive system.
- Consuming vegetables contaminated with heavy metals is safe.
Identify the correct statement regarding fungicides.
- Fungicides are used to control weeds.
- Fungicides are substances that prevent, destroy, or control plant diseases caused by fungi.
- Copper oxy chloride is an example of a herbicide.
What defines an Endocrine Disrupting Chemical (EDC)?
- An EDC is an exogenous agent that interferes with natural hormones responsible for homeostasis and development.
- EDCs primarily disrupt endocrine glands by blocking the action of natural hormones.
- EDCs only affect the production and release of natural hormones.
- The primary mechanism of EDCs is to mimic the action of natural hormones.
Which of the following statement is true ?
1.Industrial disasters includes chemical accidents, mine shaft fires, oil spills etc.
2.The Bhopal disaster, also referred to as the Bhopal gas tragedy, was a gas leak incident on December 1984 at the Union Carbide India is an example of industrial disaster.
Which statements accurately describe Mercury's effects and classification?
- Mercury is considered highly carcinogenic by the European Protection Agency (EPA).
- Mercury exposure is linked to Alzheimer's disease and lung damage.
- Mercury exposure can improve skin health.
- Mercury is only found in water.