Question

c State true or false.
1. The second whorl of a flower is the corolla.
2. The broad fiat part of the leaf is called lamina.
3. The leares of cactus are reduced to thoras
4. In a pitcher plant, the flower is modified for trapping insects.
5. Ovula are present in the anther of a stamen.
& Calyx protects a flower in the bud stage.
7. Flowers pollinated by water are brightly coloured
SUBJECTIVE TYPE QUESTIONS
B.
2
Give reasons for the following.
1. Leaves of some plant are modified to spines
2 A pitcher plant traps and digests insects.
3. Stigmas of wind-pollinated flowers are hairy.
Answer the following questions in short.
1. What is a leaf blade?
2. What is a compound leaf?
3. Define gynoecium.
4. Sepals and petals are called the non-essential parts of a flower. Why? (HOTS)
5. What is pericarp? Name its three layers.
Answer the following questions in detail.
1. How do the following modifications of leaves help plants?
(a) Spines
(6) Tendrils
(c) Scales
2. Name the four whorls of flower. Write the function of each whorl.
3. What is fertilisation? How does fertilisation take place in flowers?
4. What is a seed? Name its different parts. What is the fate of radicle and plumule after seed
germination?
5. Give one point of difference between the following:
(a) Simple and compound leaf
(b) Reticulate and parallel venation
(c) Self-pollination and cross-pollination​

Answer 1

Answer:

T

f

t

t

f

t

t

f

f

Explanation:

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