CIE Biology Paper-3: Specimen Questions 61 - 65 of 230

Passage

Figure shows a food web from the grassland ecosystem.

mage shows food web of grassland ecosystem

mage shows food web of grassland ecosystem

In given figure various food chains are interconnected with each other. Every organism come under a tropic level. Labeled producers and top consumer in given food web

Question number: 61 (1 of 4 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

Name an organism from this food web that is a Top consumer

Explanation

Leopard is the top consumer in above food web

Question number: 62 (2 of 4 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

Name an organism from this food web that is a producer.

Explanation

Grass is the producer in above food web

Question number: 63 (3 of 4 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

Figure shows a pyramid of energy for a food chain from above food web. Which biotic organism have maximum energy. Answer with a suitable reason.

 Image shows food chain of grassland ecosystem

Image shows food chain of grassland ecosystem

figure is related to grazing food chain in which at every tropic level energy loss occur

Explanation

Pyramid of energy shows the amount of useful energy in each tropic level and it decreases as the organisms in every level use it. The loss of energy is due to respiration and heat loss. The top consumer of a food pyramid, as a group, thus have much less energy available to support them than those closer to the bottom.

Question number: 64 (4 of 4 Based on Passage) Show Passage

Short Answer Question▾

Write in Short

Make a food chain by given picture.

Explanation

Grass—Seed eating bird—hawk—leopard

Question number: 65

Short Answer Question▾

Write in Short

Write two differences between asexual and sexual reproduction.

Explanation

above table shows difference between sexual and asexual reproduction

Table shows that how asexual reproduction is differ with sexual reproduction in manner to one or two parents and offsprings produce by these process.

Asexual reproduction

Sexual reproduction

Single individual is parent

Two parents give rise to offspring

Offspring are genetically identical to the parent

Offspring have a unique combination of genes inherited from both parents

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