Secondary School (English Medium) (5 to 8) Class 6 - CBSE Question Bank Solutions for Science

What is penumbra?

When does a shadow form?

What are the essential conditions for the formation of shadow?

How does the colour of an opaque object affect the colour of the shadow?

What do we need in order to see a shadow?

Very Short Answer Type Question:
Define petiole.

Very Short Answer Type Question:
What is lamina?

Very Short Answer Type Question:
What are veins?

Very Short Answer Type Question:
What is midrib?

Very Short Answer Type Question:
What is leaf venation?

Very Short Answer Type Question:
How many types of leaf venation are there?

Very Short Answer Type Question:
Name the process by which leaves can prepare their food.

Very Short Answer Type Question:
What are the raw materials for photosynthesis?

Very Short Answer Type Question:
Where does the photosynthesis take place in plants?

Short Answer Type Question:
Explain the structure of a leaf with the help of a labelled diagram.

Short Answer Type Question:
Explain the main functions of leaf.

Short Answer Type Question:
Why do we see dew drops on leaves in the early morning?

Short Answer Type Question:
Leaves need oxygen and carbon-dioxide (for photosynthesis). How do they get these gases?

Short Answer Type Question:
How can one destarch the leaves of potted plant without plucking, them?

Long Answer Type Question:
What do you mean by leaf venation? Explain various types of leaf venation with example.