Question

quiz questions on bio geo chemicals

Answer 1

Although many questions can be asked for each topic, I am restricting it to 3 question per topic here. The option in bold is the correct answer.

Biogeochemical cycles Quiz - 

1. Animals get their nitrogen from -

a. Air
b. Soil
c. Plants (answer)✔
d. Water

2. Growing of leguminous plants like soybeans and alfa-alfa increases - 

a. Nitrogen fixation(answer)✔
b. Denitrification
c. Oxidation of Ammonia
d. Ammonification

3. As a result of the Earth's cycles, organisms can use this again and over again- 

a. plants
b. materials(answer)✔
c. food
d. mobile phones

Depletion of Ozone layer Quiz-

1. What are not the consequences of Ozone layer depletion?

a. Increase in UV radiations
b. Causes Malignant melanoma
c. Affects Cyanobacteria as they are sensitive to UV rays.
d. Causes tides(answer)✔

2. Ozone layer depletion is found in which of these layers

a. Ionosphere
b. Lithosphere
c. Stratosphere(answer)✔
d. None of the above

3. Primary health disease caused due to increase in UV rays as a result of ozone layer depletion.

a. Increase in liver carcinoma
b. Damaged digestive system
c. Increase in skin carcinoma(answer)✔
d. Nervous disorders

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