MEDIUM
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Study the diagram of a flower given here. Which of the following shows the different parts labelled correctly?
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Important Questions on Getting to Know Plants
EASY
Redraw the diagram. Name and label the parts indicated, below,
Carries impulses away from the cell body
EASY
Observe the picture and answer the following question
Name the part indicated as (i).
MEDIUM
Give appropriate biological or technical terms for the following:
The relaxation phase of the heart.
MEDIUM
(i) excretion in Amoeba.
(ii) excretion in Earthworm.
EASY
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A. Made up of dead cells
B. Have very little intercellular space
C. Cells are irregularly thickened at the corners
D. Cell wall contains lignin
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EASY
Observe the given diagram and read the following statements.
(i) These are cells of collenchyma tissue.
(ii) At maturity these cells lose their nucleus and cytoplasm.
(iii) The cells are living and thick at their corners.
(iv) This tissue gives flexibility to plant parts.
Correct statements are:
MEDIUM
EASY
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A) The female sex organs of Angiosperms are called strobilus.
B) The fusion of motile male gamete with non-motile egg is called zooidogamy.
C) Some algae are in association with animals.
D) Archegonium is flank shaped male sex organ with single cell.
