IGCSE Biology Paper-3: Specimen Questions with Answers 64 - 68 of 358

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Passage

Figure shows a food web from the grassland ecosystem.

Mage Shows Food Web of Grassland Ecosystem

Question 64 (4 of 4 Based on Passage)

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Write in Short

Short Answer▾

Make a food chain by given picture.

Explanation

Grass — Seed eating bird — hawk — leopard

Question 65

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Short Answer▾

Write two differences between asexual and sexual reproduction.

Explanation

Above Table Shows Difference between Sexual and Asexual Reproduction
Asexual reproductionSexual reproduction
Single individual is parentTwo parents give rise to offspring
Offspring are genetically identical to the parentOffspring have a unique combination of genes inherited from both parents

Question 66

Question

MCQ▾

In angiosperm male gametophyte is.

Choices

Choice (4)

a.

Stamen

b.

Anther

c.

Pollen

d.

Question does not provide sufficient data or is vague

Answer

c.

Explanation

Pollen are powder, which comes from plants and due to wind, water and bird՚s pollen transfer from one place to another

Question 67

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Short Answer▾

A solution that has a higher concentration of solute than another solution A and a solution that has a lower concentration of solute than another solution is called B. Write the name of A and B.

Explanation

A is Hypertonic solution

B is Hypotonic solution

Passage

Above Picture Shows Different Leaf Arrangements on Petiole

Question 68 (1 of 2 Based on Passage)

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Short Answer▾

Give the two examples of Type B and Type C leaf arrangement.

Explanation

B-pinnately compound leaves: leaflets in pairs and attached along a central rachis; examples include ash, walnut, pecan, and rose.

C-palmately compound-leaflets attached at the same point at the end of the petiole; examples of plants with this leaf type include buckeye, horse chestnut, hemp or marijuana, and shamrock.

First Image Shows a Example of Pinnately Compound Leaf
Image Showsw an Example of Palmately Compound Leaf

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