Advertisements
Advertisements
Question
True (or) False. If false write the correct answer.
Fishes are aquatic vertebrates.
Options
True
False
Solution
Fishes are aquatic vertebrates- True
APPEARS IN
RELATED QUESTIONS
Identify 'a' and 'b' in the figure given below representing proportionate number of major vertebrate taxa.
Name the type biodiversity represented by the following:
(a) 50,000 different strains of rice in India.
(b) Estuaries and alpine meadows in India
The species diversity of plants (22 per cent) is much less than that of animals (72 per cent). What could be the explanations to how animals achieved greater diversification?
Define Biodiversity.
Very Short Answer Type Question:
Name a common thing in all fishes.
Very Short Answer Type Question:
What is the function of gill?
What is meant by loss of biodiversity?
Name the locomotory organ of Amoeba.
Skull in humans consists of 22 bones.
Number of national parks and sanctuaries in Maharashtra are around ____________ and ____________ respectively.
The Extinction of spices is called ______.
Assertion (A): In Biodiversity each species, no matter how big of small has an important role to play in the ecosystem.
Reason (R): It maintains the ecological balance.
Which of the following respiratory pigment is present in the blood of cockroaches?
Which of the following are important components of biodiversity.
Place suggested for studying mangrove vegetation is ______.
What is the binomial name of tapeworm?
What accounts for the greater ecological diversity of India?
Explain how species diversity can harm ecosystem.
The table given below shows the Area, Y-intercept and regression coefficient of the continents namely, Africa and Europe. Study the table carefully and answer the questions that follow:
| Africa | Europe | |
| Area (A) | 62,000 km sq. | 65,000 km sq. |
| Y-intercept | (C) 10 | 20 |
| Regression coefficient (Z) |
1 | 1 |
- Calculate the species richness (S) of each continent.
- Which of these continents shows a higher biodiversity?
- State any two factors that cause an increase in biodiversity.
Samson and Dorothy surveyed two islands, ‘A’ and ‘B’. They recorded the relevant data in the following format in their research folder:
| Parameter | Island A | Island B | |
| (a) | Area (A) | 45 × 103 Km2 | 12 × 105 Km2 |
| (b) | Regression co-efficient (Z) | 1 | 1 |
| (c) | Y-intercept | 20 | 10 |
- Derive the species-richness for each island.
- Which island exhibits greater biodiversity? Support your answer with a reason.
