A plant that bears separate male and female flowers on the same plant, as in begonia and maize, is called:

Monoecious. Monoecious means 'one household'. Male and female flowers are separate but grow on the same plant. Dioecious plants, like holly and date palm, carry only one kind of flower on each plant. Read more: EnvEco0221 — Begonias of India: the Begonia Group and the New Arunachal Species.

The plant family Begoniaceae has only two genera. Apart from Begonia, the other genus, Hillebrandia, is found only in:

Hawaii. Hillebrandia has a single species, found only in Hawaii. Almost every other plant in the family is a begonia, with about 2,000 or more species. Read more: EnvEco0221 — Begonias of India: the Begonia Group and the New Arunachal Species.

Assertion (A): A species listed as Data Deficient by the IUCN is considered safe from extinction. Reason (R): The Data Deficient category is used when there is too little information to assess a species' extinction risk.

A is false, but R is true. A is false. Data Deficient does not mean safe. R is true. The category only says there is not enough information to judge the risk. The species may later prove to be threatened. Read more: EnvEco0221 — Begonias of India: the Begonia Group and the New Arunachal Species.

Under the criteria set by Norman Myers, a region qualifies as a biodiversity hotspot if it has at least how many endemic vascular plant species and has lost at least 70% of its primary vegetation?

1,500. A hotspot needs at least 1,500 endemic vascular plant species. It must also have lost at least 70% of its primary vegetation. Northeast India falls in the Himalaya and Indo-Burma hotspots. Read more: EnvEco0221 — Begonias of India: the Begonia Group and the New Arunachal Species.

MCQ QuestionsMy progress

Consider the following statements about Begonia neelamorum, described in 2026: 1. It was found in Keyi Panyor district of Arunachal Pradesh. 2. It is named after a clan of the Adi tribe. 3. It has been provisionally assessed as Data Deficient under IUCN criteria. Which of the statements given above is/are correct?

Question 1 of 5

Was this helpful?

Keep practicing

Beyond the answer

Leave a ReplyCancel reply

Discover more from MCQ Questions