Question

D. Fill in the blanks.
1. Food is carried from the leaves by pipes formed by ...... tissue,
2. The solution of water and minerals that moves upwards from the root is called
3. The contraction and relaxation of the heart is called .......
4. A membrane which allows some substances to pass through but not others is called .......
5. Stomata are present mostly on the ...... surface of leaves.
6. Each side of the heart is divided into an upper chamber called ...... and a lower chamber
called​

Answer 1

Answer:

xylem,pholem,,plama membrane ,lateral, arteries

Answer 2

1) pholoem

2) sap

3) heart beat

4) semi-permeable

5) lower

6) atrium , ventricle

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