Environmental Science - Study Mode

[#251] Enrichment of water body by nutrients like phosphorus and nitrogen is called _____________
Correct Answer

(B) Eutrophication

Explanation

Solution: Enrichment of water body by nutrients like phosphorus and nitrogen is called eutrophication.

[#252] The electrified region of the upper atmosphere is called the:
Correct Answer

(D) Ionosphere

Explanation

Solution: The electrified region of the upper atmosphere is ionosphere.

[#253] The capacity to do work is termed as
Correct Answer

(D) Energy

Explanation

Solution: Energy is defined as the capacity to do work.

[#254] Which of the radioactive material is largely associated with bone cancer
Correct Answer

(C) Strontium-90

Explanation

Solution: The harmful effects of strontium-90 are caused by the high energy effects of radiation. Since radioactive strontium is taken up into bone, the bone itself and nearby soft tissues may be damaged by radiation released over time.

[#255] What is Pedology?
Correct Answer

(C) Study of soil

Explanation

Solution: Pedology is the study of soils in their natural environment. It is one of two main branches of soil science, the other being edaphology. Pedology deals with pedogenesis, soil morphology, and soil classification, while edaphology studies the way soils influence plants, fungi, and other living things.