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Naval Kishor

Asked: October 10, 2021In: Class 12 Biology

The number of taxa exhibiting asexual reproduction is drastically reduced in the higher plants (angiosperms) and higher animals (vertebrates) as compared with lower groups of plants and animals. Analyse the possible reasons for this situation.

Class 12 Science Biology Important Questions 12th Science Biology Extra Questions Class 12th Science Session 2022-2023 12th Science Biology Questions Answers

Kalyani

Asked: October 10, 2021In: Class 12 Biology

Name an industry which can cause air pollution, thermal pollution and eutrophication.

Class 12 Science Biology Important Questions 12th Science Biology Extra Questions Class 12th Science Session 2022-2023 12th Science Biology Questions Answers

Balmukund

Asked: October 10, 2021In: Class 12 Biology

It is a common practice to undertake desilting of the overhead water tanks. What is the possible source of silt that gets deposited in the water tanks.

Class 12 Science Biology Important Questions 12th Science Biology Extra Questions Class 12th Science Session 2022-2023 12th Science Biology Questions Answers

Babu Ram

Asked: October 10, 2021In: Class 12 Biology

In which year was the Air (Prevention and control of pollution) Act amended to include noise as air pollution.

Class 12 Science Biology Important Questions 12th Science Biology Extra Questions Class 12th Science Session 2022-2023 12th Science Biology Questions Answers

Utkarsh

Asked: October 10, 2021In: Class 12 Biology

Why is genetic variation important in the plant Rauwolfia vomitoria?

Class 12 Science Biology Important Questions 12th Science Biology Extra Questions Class 12th Science Session 2022-2023 12th Science Biology Questions Answers

The number of taxa exhibiting asexual reproduction is drastically reduced in the higher plants (angiosperms) and higher animals (vertebrates) as compared with lower groups of plants and animals. Analyse the possible reasons for this situation.

Name an industry which can cause air pollution, thermal pollution and eutrophication.

It is a common practice to undertake desilting of the overhead water tanks. What is the possible source of silt that gets deposited in the water tanks.

In which year was the Air (Prevention and control of pollution) Act amended to include noise as air pollution.

Why is genetic variation important in the plant Rauwolfia vomitoria?

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